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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
1997-8-15
pubmed:abstractText
Monoclonal antibodies specific for thymidine glycol in oxidized DNA were generated by immunization with thymidine glycol monophosphate (TMP-OH) or thymidine glycol (T-OH), respectively, conjugated to keyhole limpet hemocyanin (KLH) or thyreoglobulin (TG). Forty-five clones (TMP-OH) and 70 clones (T-OH) were examined upon antibody production in ELISA. Four clones secreting IgG1, kappa, were characterized further. In several studies the antibodies derived from the immunization with TMP-OH were inhibited by various inhibitors. In descending order of effectiveness, they were thymidine glycol monophosphate (TMP-OH), thymidine glycol (T-OH), thymidine monophosphate (TMP), and thymidine (Thn). After immunization with T-OH, antibodies were inhibited in following order: T-OH > TMP-OH > TMP > Thn. Inhibition by the bases thymine, adenine, cytosine, and guanine were negligible. In ISB (Immuno Slot Blot) performed with OsO4-treated DNA (Poly-[dA-dT]) and amount of 70 fmol thymidine glycol was detectable. DNA had to be irradiated at a level of at least 20 Gy to detect any damage in ELISA but at a lower level of irradiation (10 Gy) in ISB by one of these antibodies, TPS-1. The antibodies obtained after immunization with hapten-protein are therefore capable of the detection of low frequency lesions in DNA generated by free radicals after radiation or oxidative stress.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Apr
pubmed:issn
0272-457X
pubmed:author
pubmed:issnType
Print
pubmed:volume
16
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
189-93
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1997
pubmed:articleTitle
Monoclonal antibodies to thymidine glycol generated by different immunization techniques.
pubmed:affiliation
Institut für Pathologie und Rechtsmedizin, Universität Ulm Albert Einstein.
pubmed:publicationType
Journal Article, Comparative Study