Aptamer – razlika između verzija

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* {{cite journal |author=Ng EW, Shima DT, Calias P, Cunningham ET, Guyer DR, Adamis AP |title=Pegaptanib, a targeted anti-VEGF aptamer for ocular vascular disease |journal=Nat Rev Drug Discov |volume=5 |issue=2 |pages=123–32 |year=2006 |month=Feb |pmid=16518379 |doi=10.1038/nrd1955 }}
* {{cite journal |author=Ng EW, Shima DT, Calias P, Cunningham ET, Guyer DR, Adamis AP |title=Pegaptanib, a targeted anti-VEGF aptamer for ocular vascular disease |journal=Nat Rev Drug Discov |volume=5 |issue=2 |pages=123–32 |year=2006 |month=Feb |pmid=16518379 |doi=10.1038/nrd1955 }}
* {{cite journal |author=Drabovich AP, Berezovski M, Okhonin V, Krylov SN |title=Selection of smart aptamers by methods of kinetic capillary electrophoresis |journal=Anal Chem. |volume=78 |issue=9 |pages=3171–8 |year=2006 |month=May |pmid=16643010 |doi=10.1021/ac060144h }}
* {{cite journal |author=Drabovich AP, Berezovski M, Okhonin V, Krylov SN |title=Selection of smart aptamers by methods of kinetic capillary electrophoresis |journal=Anal Chem. |volume=78 |issue=9 |pages=3171–8 |year=2006 |month=May |pmid=16643010 |doi=10.1021/ac060144h }}
* {{cite journal |author=Cho EJ, Lee JW, Ellington, AD |title=Applications of Aptamers as Sensors |journal=Annual Review of Analytical Chemistry |volume=2 |issue=1 |pages=241–64 |year=2009 |pmid=20636061 |url=http://arjournals.annualreviews.org/doi/abs/10.1146/annurev.anchem.1.031207.112851 |doi=10.1146/annurev.anchem.1.031207.112851}}
* {{cite journal |author=Cho EJ, Lee JW, Ellington, AD |title=Applications of Aptamers as Sensors |journal=Annual Review of Analytical Chemistry |volume=2 |issue=1 |pages=241–64 |year=2009 |pmid=20636061 |url=http://arjournals.annualreviews.org/doi/abs/10.1146/annurev.anchem.1.031207.112851 |doi=10.1146/annurev.anchem.1.031207.112851 |access-date=2014-06-20 |archive-date=2019-09-24 |archive-url=https://web.archive.org/web/20190924191527/https://www.annualreviews.org/doi/abs/10.1146/annurev.anchem.1.031207.112851 |dead-url=yes }}
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== Spoljašnje veze ==
== Spoljašnje veze ==
* [http://aptamer.freebase.com Aptamerska baza]
* [http://aptamer.freebase.com Aptamerska baza] {{Webarchive|url=https://web.archive.org/web/20101212030131/http://aptamer.freebase.com/ |date=2010-12-12 }}
* [http://immunet.cn/mimodb MimoDB baza podataka] {{Webarchive|url=https://web.archive.org/web/20121116054757/http://immunet.cn/mimodb/ |date=2012-11-16 }}
* [http://immunet.cn/mimodb MimoDB baza podataka] {{Webarchive|url=https://web.archive.org/web/20121116054757/http://immunet.cn/mimodb/ |date=2012-11-16 }}



Aktualna verzija na datum 26 oktobar 2022 u 15:40

Struktura RNK aptamera specifičnog za biotin. Površina i osnova aptamera su prikazani žuto. Biotin (sfere) se dobro uklapa u šupljinu RNK površine

Aptameri (od lat. aptus - stati, i grč. meros - region) su oligonukleinske kiseline ili peptidni molekuli koji se vezuju za specifični ciljni molekul. Prirodni aptameri postoje kao riboprekidači. U laboratoriji se aptameri opično formiraju selekcijom iz velikog mnoštva randomnih sekvenci. Aptameri nalaze primenu u baznim istraživanjima, a koriste se i za kliničke svrhe kao makromolekulski lekovi. Aptameri se mogu kombinovati sa ribozimima radi samostalnog presecanja u prisustvu ciljnog molekula.

Aptameri se mogu klasifikovati kao:

  • DNK ili RNK ili KNK aptameri. Oni se obično sastoje od kratkih lanaca oligonukleotida.
  • Peptidni aptameri. Oni se sastoje od kratkih promenljivih peptidnih domena, vezanih na oba kraja za proteinsku osnovu.

Literatura[uredi | uredi kod]

Spoljašnje veze[uredi | uredi kod]