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    <id>51839</id>
    <completedYear/>
    <publishedYear>2020</publishedYear>
    <thesisYearAccepted/>
    <language>eng</language>
    <pageFirst>999</pageFirst>
    <pageLast>107</pageLast>
    <pageNumber/>
    <edition/>
    <issue>4</issue>
    <volume>413</volume>
    <type>article</type>
    <publisherName>Springer</publisherName>
    <publisherPlace>Heidelberg</publisherPlace>
    <creatingCorporation/>
    <contributingCorporation/>
    <belongsToBibliography>1</belongsToBibliography>
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    <title language="eng">Fluorescence polarization immunoassay for the determination of diclofenac in wastewater</title>
    <abstract language="eng">Pharmacologically active compounds are often detected in wastewater and surface waters. The nonsteroidal anti-inflammatory drug diclofenac (DCF) was included in the European watch list of substances that requires its environmental monitoring in the member states. DCF may harmfully influence the ecosystem already at concentrations ≤ 1 μg L−1. The fast and easy quantification of DCF is becoming a subject of global importance. Fluorescence polarization immunoassay (FPIA) is a homogeneous mix-and-read method which does not require the immobilization of reagents. FPIA can be performed in one phase within 20–30 min, making it possible to analyse wastewater without any complicated pre-treatment. In this study, new tracermolecules with different structures, linking fluorophores to derivatives of the analyte, were synthesized, three homologous tracers based on DCF, two including a C6 spacer, and one heterologous tracer derived from 5-hydroxy-DCF. The tracer molecules were thoroughly assessed for performance. Regarding sensitivity of the FPIA, the lowest limit of detection reached was 2.0 μg L−1 with a working range up to 870 μg L−1. The method was validated for real wastewater samples against LC-MS/MS as reference method with good agreement of both methods.</abstract>
    <parentTitle language="eng">Analytical and Bioanalytical Chemistry</parentTitle>
    <identifier type="doi">10.1007/s00216-020-03058-w</identifier>
    <identifier type="issn">1618-2642</identifier>
    <identifier type="urn">urn:nbn:de:kobv:b43-518398</identifier>
    <enrichment key="date_peer_review">16.12.2020</enrichment>
    <licence>Creative Commons - CC BY - Namensnennung 4.0 International</licence>
    <author>Anna Raysyan</author>
    <author>R. Moerer</author>
    <author>Bianca Coesfeld</author>
    <author>S. Eremin</author>
    <author>Rudolf Schneider</author>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Abwasser</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Umweltschadstoffe</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Antikörper</value>
    </subject>
    <subject>
      <language>eng</language>
      <type>uncontrolled</type>
      <value>Antibody</value>
    </subject>
    <collection role="ddc" number="543">Analytische Chemie</collection>
    <collection role="ddc" number="628">Sanitär- und Kommunaltechnik; Umwelttechnik</collection>
    <collection role="institutes" number="">1 Analytische Chemie; Referenzmaterialien</collection>
    <collection role="institutes" number="">1.8 Umweltanalytik</collection>
    <collection role="themenfelder" number="">Umwelt</collection>
    <collection role="literaturgattung" number="">Verlagsliteratur</collection>
    <collection role="fulltextaccess" number="">Datei für die Öffentlichkeit verfügbar ("Open Access")</collection>
    <collection role="unnumberedseries" number="">Wissenschaftliche Artikel der BAM</collection>
    <collection role="themenfelder" number="">Sensorik</collection>
    <thesisPublisher>Bundesanstalt für Materialforschung und -prüfung (BAM)</thesisPublisher>
    <file>https://opus4.kobv.de/opus4-bam/files/51839/Raysyan1.pdf</file>
  </doc>
  <doc>
    <id>52736</id>
    <completedYear/>
    <publishedYear>2021</publishedYear>
    <thesisYearAccepted/>
    <language>deu</language>
    <pageFirst>48</pageFirst>
    <pageLast>51</pageLast>
    <pageNumber/>
    <edition/>
    <issue>2</issue>
    <volume>27</volume>
    <type>article</type>
    <publisherName>Gesellschaft Deutscher Chemiker (GDCh)</publisherName>
    <publisherPlace>Frankfurt/Main</publisherPlace>
    <creatingCorporation/>
    <contributingCorporation/>
    <belongsToBibliography>0</belongsToBibliography>
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    <title language="deu">Magnetpartikelbasierte Immunoassays als vielseitiges Werkzeug für die Umweltanalytik</title>
    <abstract language="deu">Der Bedarf nach schnellen und kostengünstigen Analysemethoden in der (Trink-)Wasseranalytik steigt mit dem zunehmenden Eintrag pharmazeutisch aktiver Substanzen in die Umwelt.&#13;
Insbesondere die Kontamination mit Antibiotika erscheint neben ökotoxikologischen Effekten vor allem in Hinblick auf die Evolution resistenter Keime im Wasser besorgniserregend. &#13;
Wir berichten hier über die Entwicklung eines magnetpartikelbasierten Immunoassays (MBBA) zur Detektion des Breitbandantibiotikums Amoxicillin (AMX) in Wasserproben, der im Vergleich zum entsprechenden Enzyme-linked Immunosorbent Assay (ELISA) eine wesentlich kürzere Analysendauer sowie einen breiteren Messbereich mit niedrigerer Nachweisgrenze aufweist. Das angewendete Assayprinzip ist dabei leicht auf weitere Analyten übertragbar und ermöglicht die Implementierung in einen Immunosensor.</abstract>
    <parentTitle language="deu">Mitteilungen der Fachgruppe Umweltchemie und Ökotoxikologie</parentTitle>
    <identifier type="issn">1618-3258</identifier>
    <identifier type="url">https://www.gdch.de/netzwerk-strukturen/fachstrukturen/umweltchemie-und-oekotoxikologie/publikationen/mitteilungen/archiv/2021.html</identifier>
    <identifier type="urn">urn:nbn:de:kobv:b43-527366</identifier>
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    <licence>Creative Commons - CC BY-NC - Namensnennung - Nicht kommerziell 4.0 International</licence>
    <author>Alexander Ecke</author>
    <author>Konrad Bohm</author>
    <author>Rudolf Schneider</author>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Magnetpartikel</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Amoxicillin</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Immunoassay</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Wasser</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Antikörper</value>
    </subject>
    <collection role="ddc" number="543">Analytische Chemie</collection>
    <collection role="ddc" number="628">Sanitär- und Kommunaltechnik; Umwelttechnik</collection>
    <collection role="institutes" number="">1 Analytische Chemie; Referenzmaterialien</collection>
    <collection role="institutes" number="">1.8 Umweltanalytik</collection>
    <collection role="themenfelder" number="">Umwelt</collection>
    <collection role="themenfelder" number="">Chemie und Prozesstechnik</collection>
    <collection role="themenfelder" number="">Chemische Charakterisierung und Spurenanalytik</collection>
    <collection role="fulltextaccess" number="">Datei für die Öffentlichkeit verfügbar ("Open Access")</collection>
    <collection role="literaturgattung" number="">Graue Literatur</collection>
    <collection role="unnumberedseries" number="">Wissenschaftliche Artikel der BAM</collection>
    <thesisPublisher>Bundesanstalt für Materialforschung und -prüfung (BAM)</thesisPublisher>
    <file>https://opus4.kobv.de/opus4-bam/files/52736/Ecke_et_al_Mitt_Umweltchem_Oekotox_02_2021.pdf</file>
  </doc>
  <doc>
    <id>59205</id>
    <completedYear/>
    <publishedYear>2023</publishedYear>
    <thesisYearAccepted/>
    <language>deu</language>
    <pageFirst/>
    <pageLast/>
    <pageNumber/>
    <edition/>
    <issue/>
    <volume/>
    <type>lecture</type>
    <publisherName/>
    <publisherPlace/>
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    <belongsToBibliography>0</belongsToBibliography>
    <completedDate>--</completedDate>
    <publishedDate>--</publishedDate>
    <thesisDateAccepted>--</thesisDateAccepted>
    <title language="deu">Bestimmung von anthropogenen Markerkonzentrationen für die SARS-CoV-2 Quantifizierung mittels eines Hochdurchsatzverfahrens (ELISA)</title>
    <abstract language="deu">Im Vorhaben „MARKERIA - Bestimmung von anthropogenen Markerkonzentrationen für die SARS-CoV-2 Quantifizierung mittels eines Hochdurchsatzverfahrens (ELISA)“ geht es um die Bestimmung von Carbamazepin, Diclofenac, Koffein und einer endogenen Gallensäure als potentielle Marker für die Kalibrierung der SARS-CoV-2 Quantifizierung im Abwasser. Der Vortrag wurde gehalten im Rahmen der 22. Sitzung des Begleitkreises des übergeordneten Projektes ESI-CorA. Er gab den Projektstand wieder, den die BAM bis dahin erzielt hatte. Die Marker waren in sämtlichen untersuchten Abwasser-Zulaufproben enthalten und zeigten spezifische Trends. Weitere Korrelationen müsse die weitergehende Datenauswertung ergeben.A</abstract>
    <enrichment key="eventName">22. Sitzung des Begleitkreises des Projektes ESI-CorA</enrichment>
    <enrichment key="eventPlace">Online meeting</enrichment>
    <enrichment key="eventStart">13.02.2023</enrichment>
    <enrichment key="opus.source">publish</enrichment>
    <enrichment key="InvitedTalks">1</enrichment>
    <author>Rudolf Schneider</author>
    <subject>
      <language>eng</language>
      <type>uncontrolled</type>
      <value>Wastewater-based epidemiology</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>ELISA</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Abwasser</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Antikörper</value>
    </subject>
    <subject>
      <language>eng</language>
      <type>uncontrolled</type>
      <value>Antibody</value>
    </subject>
    <collection role="ddc" number="543">Analytische Chemie</collection>
    <collection role="ddc" number="628">Sanitär- und Kommunaltechnik; Umwelttechnik</collection>
    <collection role="institutes" number="">1 Analytische Chemie; Referenzmaterialien</collection>
    <collection role="institutes" number="">1.8 Umweltanalytik</collection>
    <collection role="themenfelder" number="">Umwelt</collection>
    <collection role="fulltextaccess" number="">Datei im Netzwerk der BAM verfügbar ("Closed Access")</collection>
    <collection role="literaturgattung" number="">Präsentation</collection>
    <collection role="themenfelder" number="">Sensorik</collection>
  </doc>
  <doc>
    <id>59383</id>
    <completedYear/>
    <publishedYear>2024</publishedYear>
    <thesisYearAccepted/>
    <language>deu</language>
    <pageFirst/>
    <pageLast/>
    <pageNumber/>
    <edition/>
    <issue/>
    <volume/>
    <type>lecture</type>
    <publisherName/>
    <publisherPlace/>
    <creatingCorporation/>
    <contributingCorporation/>
    <belongsToBibliography>0</belongsToBibliography>
    <completedDate>--</completedDate>
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    <thesisDateAccepted>--</thesisDateAccepted>
    <title language="deu">Antikörperbasierte Sensorik für das Monitoring von Spurenstoffen im Wasser</title>
    <abstract language="deu">Der Vortrag beschreibt den Stand der Arbeiten an der BAM, Fachbereich Umweltanalytik zur Entwicklung von Sensoren für die Wasseranalytik. Er stellt die bisherigen Arbeiten da, die ausgehend von ELISAs, zunehmend portable Plattformen wie FPIA und LFIA umfassen. Beas-based Formate werden von mikrotiterplatten-basierten Techniken auf mikrofluidische Lab-on-Chip-Systeme übertragen, die bei geeigneter Miniaturisierung und Automatisierung als Sensorsysteme angesehen werden können. Der Vortrag endet mit einem Blick auf ein laufendes Monitoring-Projekt von anthropogenen Markern in Abwasser und charakterisiert die Treiber, die die Entwicklung von Sensoren für die Wasseranalytik in den letzten Jahren vorantreiben.</abstract>
    <enrichment key="eventName">Sitzung des Fachausschusses Wasser der Wasserchemischen Gesellschaft in der GDCh</enrichment>
    <enrichment key="eventPlace">Online meeting</enrichment>
    <enrichment key="eventStart">16.01.2024</enrichment>
    <enrichment key="opus.source">publish</enrichment>
    <enrichment key="InvitedTalks">1</enrichment>
    <author>Rudolf Schneider</author>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Biosensoren</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Immunoassay</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Antikörper</value>
    </subject>
    <collection role="ddc" number="628">Sanitär- und Kommunaltechnik; Umwelttechnik</collection>
    <collection role="institutes" number="">1 Analytische Chemie; Referenzmaterialien</collection>
    <collection role="institutes" number="">1.8 Umweltanalytik</collection>
    <collection role="themenfelder" number="">Umwelt</collection>
    <collection role="fulltextaccess" number="">Datei im Netzwerk der BAM verfügbar ("Closed Access")</collection>
    <collection role="literaturgattung" number="">Präsentation</collection>
    <collection role="themenfelder" number="">Sensorik</collection>
  </doc>
  <doc>
    <id>60233</id>
    <completedYear/>
    <publishedYear>2024</publishedYear>
    <thesisYearAccepted/>
    <language>deu</language>
    <pageFirst>66</pageFirst>
    <pageLast>70</pageLast>
    <pageNumber/>
    <edition/>
    <issue>2</issue>
    <volume>30</volume>
    <type>article</type>
    <publisherName>GDCh</publisherName>
    <publisherPlace>Weinheim</publisherPlace>
    <creatingCorporation/>
    <contributingCorporation/>
    <belongsToBibliography>0</belongsToBibliography>
    <completedDate>--</completedDate>
    <publishedDate>--</publishedDate>
    <thesisDateAccepted>--</thesisDateAccepted>
    <title language="deu">Moderne bioanalytische Methoden für die schnelle Quantifizierung von Mikroschadstoffen und Pathogenen in Wasser</title>
    <abstract language="deu">Analytische Methoden für die Quantifizierung von Mikroschadstoffen (Synonym für Spurenstoffe) und Pathogenen im Wasser sind eine Grundvoraussetzung für die Umsetzung des Ziels Nr. 6 für Nachhaltige Entwicklung der UN, weltweit sauberes Wasser zur Verfügung zu stellen. Dafür sind schnelle, einfach zu bedienende und kostengünstige Überwachungssysteme notwendig. Antikörperbasierte Biosensoren haben das Potential, z.B. die Eliminationsleistung bezüglich kleiner organischer Moleküle durch die vierte Reinigungsstufe von Kläranlagen vor Ort zu überwachen. Darüber hinaus kommt modernen bioanalytischen Verfahren bei der Quantifizierung von Pathogenen eine immer wichtigere Rolle zu. Neben einer Bestandsaufnahme zu diesen Themen ist es das Ziel dieses Beitrags, die Anwendungsbarrieren von Biosensoren für die Wasseranalytik von Mikroschadstoffen abbauen zu helfen und die Vorzüge moderner bioanalytischer Methoden für die Quantifizierung von Pathogenen aufzuzeigen.</abstract>
    <parentTitle language="deu">Mitteilungen der Fachgruppe Umweltchemie und Ökotoxikologie der Gesellschaft Deutscher Chemiker</parentTitle>
    <identifier type="issn">1618-3258</identifier>
    <enrichment key="opus.source">publish</enrichment>
    <enrichment key="opus.doi.autoCreate">false</enrichment>
    <enrichment key="opus.urn.autoCreate">true</enrichment>
    <author>Günther Proll</author>
    <author>Michael Seidel</author>
    <author>Rudolf Schneider</author>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Biosensoren</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Antikörper</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Abwasser</value>
    </subject>
    <collection role="ddc" number="628">Sanitär- und Kommunaltechnik; Umwelttechnik</collection>
    <collection role="institutes" number="">1 Analytische Chemie; Referenzmaterialien</collection>
    <collection role="institutes" number="">1.8 Umweltanalytik</collection>
    <collection role="themenfelder" number="">Umwelt</collection>
    <collection role="fulltextaccess" number="">Datei im Netzwerk der BAM verfügbar ("Closed Access")</collection>
    <collection role="literaturgattung" number="">Graue Literatur</collection>
    <collection role="themenfelder" number="">Sensorik</collection>
  </doc>
  <doc>
    <id>60228</id>
    <completedYear/>
    <publishedYear>2024</publishedYear>
    <thesisYearAccepted/>
    <language>eng</language>
    <pageFirst>3349</pageFirst>
    <pageLast>3363</pageLast>
    <pageNumber/>
    <edition/>
    <issue>21</issue>
    <volume>16</volume>
    <type>article</type>
    <publisherName>Royal Society of Chemistry (RSC)</publisherName>
    <publisherPlace>London</publisherPlace>
    <creatingCorporation/>
    <contributingCorporation/>
    <belongsToBibliography>1</belongsToBibliography>
    <completedDate>--</completedDate>
    <publishedDate>--</publishedDate>
    <thesisDateAccepted>--</thesisDateAccepted>
    <title language="eng">Re-assessment of monoclonal antibodies against diclofenac for their application in the analysis of environmental waters</title>
    <abstract language="eng">The non-steroidal anti-inflammatory drug (NSAID) diclofenac (DCF) is an important environmental contaminant occurring in surface waters all over the world, because, after excretion, it is not adequately removed from wastewater in sewage treatment plants. To be able to monitor this pollutant, highly efficient analytical methods are needed, including immunoassays. In a medical research project, monoclonal antibodies against diclofenac and its metabolites had been produced. Based on this monoclonal anti-DCF antibody, a new indirect competitive enzyme-linked immunosorbent assay (ELISA) was developed and applied for environmental samples. The introduction of a spacer between diclofenac and the carrier protein in the coating conjugate led to higher sensitivity. With a test midpoint of 3 mg L−1 and a measurement range of 1–30 mg L−1, the system is not sensitive enough for direct analysis of surface water. However, this assay is quite robust against matrix influences and can be used for wastewater. Without adjustment of the calibration, organic solvents up to 5%, natural organic matter (NOM) up to 10 mg L−1, humic acids up to 2.5 mg L−1, and salt concentrations up to 6 g L−1 NaCl and 75 mg L−1 CaCl2 are tolerated. The antibody is also stable in a pH range from 3 to 12. Cross-reactivity (CR) of 1% or less was determined for the metabolites 40-hydroxydiclofenac (40-OH-DCF), 5-hydroxydiclofenac (5-OH-DCF), DCF lactam, and other NSAIDs. Relevant cross-reactivity occurred only with an amide derivative of DCF, 6-aminohexanoic acid (DCF-Ahx), aceclofenac (ACF) and DCF methyl ester (DCF-Me) with 150%, 61% and 44%, respectively. These substances, however, have not been found in samples. Only DCF-acyl glucuronide with a cross-reactivity of 57% is of some relevance. For the first time, photodegradation products were tested for cross-reactivity. With the ELISA based on this antibody, water samples were analysed. In sewage treatment plant effluents, concentrations in the range of 1.9–5.2 mg L−1 were determined directly, with recoveries compared to HPLC-MS/MS averaging 136%.&#13;
Concentrations in lakes ranged from 3 to 4.4 ng L−1 and were, after pre-concentration, determined with an average recovery of 100%</abstract>
    <parentTitle language="eng">Analytical Methods</parentTitle>
    <identifier type="doi">10.1039/d3ay01333b</identifier>
    <identifier type="urn">urn:nbn:de:kobv:b43-602280</identifier>
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A series of matrix influences and cross-reactivities have been investigated.&lt;\/jats:p&gt;","DOI":"10.1039\/d3ay01333b","type":"journal-article","created":{"date-parts":[[2024,5,14]],"date-time":"2024-05-14T09:07:35Z","timestamp":1715677655000},"page":"3349-3363","update-policy":"http:\/\/dx.doi.org\/10.1039\/rsc_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Re-assessment of monoclonal antibodies against diclofenac for their application in the analysis of environmental waters"],"prefix":"10.1039","volume":"16","author":[{"given":"Stephan","family":"Schmidt","sequence":"first","affiliation":[{"name":"Department of Analytical Chemistry, Reference Materials, BAM Federal Institute for Materials Research and Testing, Richard-Willst\u00e4tter-Str. 11, 12489 Berlin, Germany"},{"name":"Technische Universit\u00e4t Berlin, Stra\u00dfe des 17. 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    <collection role="ddc" number="628">Sanitär- und Kommunaltechnik; Umwelttechnik</collection>
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  </doc>
  <doc>
    <id>64458</id>
    <completedYear/>
    <publishedYear>2025</publishedYear>
    <thesisYearAccepted/>
    <language>deu</language>
    <pageFirst/>
    <pageLast/>
    <pageNumber/>
    <edition/>
    <issue/>
    <volume/>
    <type>poster</type>
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    <title language="deu">Entwicklung von Antikörpern gegen Mykotoxine und ihre Anwendung in immunchemischen Verfahren</title>
    <abstract language="deu">Die Gewährleistung der Lebensmittelsicherheit stellt ein zentrales und aktuelles Thema in unserer Gesellschaft dar und ist im Lebensmittelrecht gesetzlich verankert.&#13;
Pilzgifte, sogenannte Mykotoxine, sind sekundäre Stoffwechselprodukte, die von Schimmelpilzen gebildet werden. Durch den Befall von Lebensmitteln können diese Kontaminanten in die Nahrung und somit in die Nahrungskette gelangen, wodurch sie ein ernstes Gesundheitsrisiko für Mensch und Tier darstellen. Aus diesem Grund hat die Europäische Kommission unter anderem die Verordnung (EU) 2023/915 erlassen, welche Höchstwerte für bestimmte Mykotoxine in Lebensmitteln festlegt. Derzeit sind etwa 25 % der Lebensmittel mit Mykotoxinen oberhalb der gesetzlich vorgeschriebenen Grenzwerte belastet. Um derartige Überschreitungen zu vermeiden, sind regelmäßige Kontrollen unerlässlich. &#13;
Die derzeit verfügbaren analytischen Verfahren, die überwiegend auf chromatographischen Methoden wie LC-MS/MS basieren, werden von der Lebensmittelindustrie als unzureichend angesehen, weil sie technisch aufwendig, arbeitsintensiv und nicht vor Ort – d.h. an Verarbeitungs- und Produktionsstandorten –einsetzbar sind. Eine Möglichkeit der Verbesserung ist der Einsatz von Immunoassays, deren Anwendung in der Medizin weit verbreitet sind. Grundvoraussetzung für die Entwicklung solcher Assays ist jedoch die Verfügbarkeit spezifischer Antikörper. &#13;
Unser Schwerpunkt in diesem Projekt liegt auf der Entwicklung monoklonaler, hochaffiner und hochselektiver Antikörper gegen Mykotoxine, für die bislang keine oder nur polyklonale beziehungsweise in ihrer Spezifität unzureichende Antikörper existieren. Ziel ist die Herstellung von Antikörpern gegen Patulin, Alternaria-Toxine sowie Mutterkornalkaloide, um diese in Schnelltests und vor-Ort-Analytiksystemen einsetzen zu können. Ein Fokus liegt auf der Gruppenselektivität der Antikörper im Hinblick auf die verschiedenen Mutterkornalkaloide. Für die Immunisierung der Mäuse werden – je nach Mykotoxin – heterologe oder homologe Haptene verwendet. Zur Sicherstellung der Monoklonalität kommen Methoden wie die Begrenzungsverdünnung sowie die antigenspezifische fluoreszenzaktivierte Zellsortierung zum Einsatz.&#13;
Die im Projekt gewonnenen Antikörper sollen zur Erweiterung des bestehenden Mykotoxin-Testkits der SAFIA Technologies GmbH eingesetzt werden, um eine zuverlässige Detektion von Mykotoxinen in Lebensmitteln zu gewährleisten und so einen Beitrag zur Verbesserung der Lebensmittelsicherheit zu leisten. &#13;
Es werden der verfolgte Ansatz und die bisher erreichten Ergebnisse vorgestellt.</abstract>
    <enrichment key="eventName">53. Deutsche Lebensmittelchemietage</enrichment>
    <enrichment key="eventPlace">Halle (Saale), Germany</enrichment>
    <enrichment key="eventStart">22.09.2025</enrichment>
    <enrichment key="eventEnd">24.09.2025</enrichment>
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    <author>Chantal C. Vergin</author>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Antikörper</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Biosensorik</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Mykotoxine</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Immunoassay</value>
    </subject>
    <collection role="ddc" number="543">Analytische Chemie</collection>
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  <doc>
    <id>62673</id>
    <completedYear/>
    <publishedYear>2025</publishedYear>
    <thesisYearAccepted/>
    <language>eng</language>
    <pageFirst>1</pageFirst>
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    <pageNumber/>
    <edition/>
    <issue/>
    <volume>431</volume>
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    <publisherName>Elsevier B.V.</publisherName>
    <publisherPlace>Amsterdam</publisherPlace>
    <creatingCorporation/>
    <contributingCorporation/>
    <belongsToBibliography>1</belongsToBibliography>
    <completedDate>--</completedDate>
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    <title language="eng">Antibodies Functionalized Magnetic Fe-Metal-Organic Framework Based Biosensor for Electrochemical Detection of Tetanus Neurotoxin</title>
    <abstract language="eng">This work presents a metal-organic framework (MOF)-integrated microfluidic flow-cell (MFC) based immunodetection of the tetanus toxoid (TT) using electrochemical technique for the first time. The magnetic property of Fe-MOF helped to hold them on the working electrode at detection zone of MFC surpassing the requirement of additional conjugation chemistry, whereas the conductive property was utilized to observe the change in signal efficiency in the presence of TT. The one-pot hydrothermal synthesis of a magnetic and conductive iron-based MOF (Fe-MOF) was performed using the Fe3 +/Fe2+ precursors as 1.2/1 mmol and dual ligands, i.e., tetrahydroxy-1,4-benzoquinone and 2-aminobenzene-1,4-dicarboxylic acid. The Fe-MOF was conjugated with L-phenylalanine (Fe-MOF/Phe) to increase its electric conductivity owing to the enhanced electron flow rate. The human monoclonal antibody SA13 against TT (anti-TT mAb) was conjugated on the Fe-MOF/Phe surface with the help of ethylenediamine (Fe-MOF/Phe/EDA/anti-TT mAb). The binding affinity of Fe-MOF/Phe/EDA/anti-TT mAb for the TT antigen was evaluated using cyclic voltammetry technique. The limit of detection of the Fe-MOF/Phe/EDA/anti-TT mAb-based biosensor for TT was 9.4 ng/ml in spiked buffer. This study shows the applicability of these Fe-MOFs in the detection of various other microbial toxins or other biomolecules.</abstract>
    <parentTitle language="eng">Sensors and Actuators B: Chemical</parentTitle>
    <identifier type="issn">0925-4005</identifier>
    <identifier type="doi">10.1016/j.snb.2025.137381</identifier>
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    <enrichment key="date_peer_review">10.03.2024</enrichment>
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    <author>Sarita Devi</author>
    <author>Soraya Riedel</author>
    <author>Sarah Döring</author>
    <author>Lukas Hiller</author>
    <author>Archana Kaliyaraj Selva Kumar</author>
    <author>Sabine Flemig</author>
    <author>Chandan Singh</author>
    <author>Zoltán Konthur</author>
    <author>Vasile-Dan Hodoroaba</author>
    <author>Rudolf Schneider</author>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Antikörper</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Elektrochemischer Immunoassay</value>
    </subject>
    <subject>
      <language>eng</language>
      <type>uncontrolled</type>
      <value>Molecular Organic Framework (MOF)</value>
    </subject>
    <subject>
      <language>eng</language>
      <type>uncontrolled</type>
      <value>Microfluidics</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Rekombinant</value>
    </subject>
    <collection role="ddc" number="543">Analytische Chemie</collection>
    <collection role="ddc" number="628">Sanitär- und Kommunaltechnik; Umwelttechnik</collection>
    <collection role="institutes" number="">1 Analytische Chemie; Referenzmaterialien</collection>
    <collection role="institutes" number="">1.5 Proteinanalytik</collection>
    <collection role="institutes" number="">1.8 Umweltanalytik</collection>
    <collection role="institutes" number="">6 Materialchemie</collection>
    <collection role="institutes" number="">6.1 Oberflächen- und Dünnschichtanalyse</collection>
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    <collection role="themenfelder" number="">Chemie und Prozesstechnik</collection>
    <collection role="themenfelder" number="">Chemische Charakterisierung und Spurenanalytik</collection>
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    <collection role="themenfelder" number="">Sensorik</collection>
  </doc>
  <doc>
    <id>63510</id>
    <completedYear/>
    <publishedYear>2025</publishedYear>
    <thesisYearAccepted/>
    <language>deu</language>
    <pageFirst>12</pageFirst>
    <pageLast>14</pageLast>
    <pageNumber/>
    <edition/>
    <issue>1</issue>
    <volume>31</volume>
    <type>article</type>
    <publisherName/>
    <publisherPlace/>
    <creatingCorporation>GDCh</creatingCorporation>
    <contributingCorporation/>
    <belongsToBibliography>0</belongsToBibliography>
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    <title language="deu">Antikörperbasierte vor-Ort-Analytik für das Monitoring der Eliminierung von Spurenstoffen in Kläranlagen</title>
    <abstract language="deu">Die Überwachung der Eliminierung von Spurenstoffen in Kläranlagen, wie sie die Neufassung der Kommunalabwasserrichtlinie vorschreibt, ruft einen Bedarf an vor-Ort-Analytik in den Kläranlagen hervor. Immunanalytische Methoden können vor Ort, z.B. in Form von Schnelltests, durchgeführt werden, ideal aber wären kontinuierlich arbeitende (Immuno-Bio)Sensoren. Antikörperbasierte Verfahren weisen als Flaschenhals immanent die Einschränkung auf, dass pro Analyt ein Antikörper zum Einsatz kommen muss und dass daher nur eine kleinere Anzahl von Substanzen analysiert werden kann. Die Indikatorenliste der Abwasserrichtlinie liefert hier einen Anhaltspunkt. Der Artikel weist schon bisher existierende Schnell- und Hochdurchsatzverfahren aus, ebenso wie Forschungsansätze für eine Sensorik, die online einsetzbar wäre und gibt einen Überblick über Defizite und Entwicklungen.</abstract>
    <parentTitle language="deu">Mitteilungen der Fachgruppe Umweltchemie und Ökotoxikologie der Gesellschaft Deutscher Chemiker</parentTitle>
    <identifier type="issn">1618-3258</identifier>
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    <author>Rudolf Schneider</author>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Antikörper</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Immunoassay</value>
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    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Schnelltests</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Biosensor</value>
    </subject>
    <collection role="ddc" number="543">Analytische Chemie</collection>
    <collection role="ddc" number="628">Sanitär- und Kommunaltechnik; Umwelttechnik</collection>
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  <doc>
    <id>54624</id>
    <completedYear/>
    <publishedYear>2021</publishedYear>
    <thesisYearAccepted/>
    <language>deu</language>
    <pageFirst>1</pageFirst>
    <pageLast>111</pageLast>
    <pageNumber/>
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    <issue/>
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    <publisherName>Technische Universität Berlin</publisherName>
    <publisherPlace>Berlin</publisherPlace>
    <creatingCorporation/>
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    <belongsToBibliography>0</belongsToBibliography>
    <completedDate>--</completedDate>
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    <title language="deu">Vergleichende Darstellung SARS-CoV-2-spezifischer Nanobodys aus unterschiedlichen Wirtsorganismen</title>
    <abstract language="deu">Aufgrund der anhaltenden COVID-19-Pandemie werden neutralisierende Therapeutika benötigt. Eine Möglichkeit zur Behandlung stellt die Verwendung monoklonaler Anti-SARS-CoV-2-Immun-globuline dar. Ihre Produktion in Säugetierzellen ist jedoch schwer skalierbar, um den weltweiten Bedarf zu decken. VHH-Antikörper, auch Nanobodys genannt, bieten hierfür eine Alternative, da sie eine hohe Temperaturstabilität aufweisen und eine kostengünstige Produktion in prokaryotischen Wirtsorganismen ermöglichen.</abstract>
    <parentTitle language="deu">Masterarbeit</parentTitle>
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    <author>Sarah Döring</author>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>E. coli</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Corona</value>
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    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Virus</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Spike-Protein</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Nanobody</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Antikörper</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Expression</value>
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    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Fingerprint</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Vhh</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>RBD</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>COVID-19</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>SARS-CoV-2</value>
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    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>ELISA</value>
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      <language>deu</language>
      <type>uncontrolled</type>
      <value>MST</value>
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    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Halomonas elongata</value>
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    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Periplasma</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>SDS-PAGE</value>
    </subject>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>ACE2-Rezeptor</value>
    </subject>
    <collection role="ddc" number="543">Analytische Chemie</collection>
    <collection role="ddc" number="620">Ingenieurwissenschaften und zugeordnete Tätigkeiten</collection>
    <collection role="institutes" number="">1 Analytische Chemie; Referenzmaterialien</collection>
    <collection role="institutes" number="">1.5 Proteinanalytik</collection>
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    <publishedYear>2021</publishedYear>
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    <language>deu</language>
    <pageFirst>71</pageFirst>
    <pageLast>74</pageLast>
    <pageNumber/>
    <edition/>
    <issue>10</issue>
    <volume>69</volume>
    <type>article</type>
    <publisherName>Wiley-VCH</publisherName>
    <publisherPlace>Weinheim</publisherPlace>
    <creatingCorporation>GDCh</creatingCorporation>
    <contributingCorporation/>
    <belongsToBibliography>0</belongsToBibliography>
    <completedDate>--</completedDate>
    <publishedDate>--</publishedDate>
    <thesisDateAccepted>--</thesisDateAccepted>
    <title language="deu">Mit dem Testsystem zur Probe</title>
    <abstract language="deu">(Bio)chemische Sensoren ersetzen bei der Vor-Ort-Analytik die großen Messgeräte oder dienen dazu, Analyten im Verdachtsfall oder kontinuierlich zu überwachen. Das können pharmazeutische Stoffe im Abwasser sein, Aflatoxin in Milch oder Sprengstoff am Flughafen. Ein Überblick über Neuentwicklungen.</abstract>
    <parentTitle language="deu">Nachrichten aus der Chemie</parentTitle>
    <identifier type="doi">10.1002/nadc.20214112170</identifier>
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    <author>Michael G. Weller</author>
    <author>Rudolf Schneider</author>
    <author>Knut Rurack</author>
    <subject>
      <language>deu</language>
      <type>uncontrolled</type>
      <value>Biochemische Sensoren</value>
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      <language>deu</language>
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      <value>Vor-Ort-Analytik</value>
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      <value>Schnelltests</value>
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      <value>Antikörper</value>
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