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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
7
pubmed:dateCreated
1986-7-30
pubmed:abstractText
The in vivo effects of two anti-human renin monoclonal antibodies with a high binding affinity for primate renin were studied in conscious, volume-depleted marmosets. These antibodies, R-3-17-7 and R-3-36-16, both have high binding activity for renin, but only R-3-36-16 inhibits the enzymatic activity of renin in vitro. In vivo, R-3-17-7 did not affect blood pressure after intravenous injection of doses up to 100 micrograms/kg, although plasma renin activity was partially reduced. In contrast, R-3-36-16 induced a reduction in blood pressure and an inhibition of plasma renin activity at a threshold dose of 3 micrograms/kg. The maximum fall in blood pressure and complete inhibition of plasma renin activity were observed after R-3-36-16, 10 micrograms/kg; these effects persisted for up to 2 hours. Pretreatment with a converting enzyme inhibitor or nephrectomy prevented the hypotensive effects of R-3-36-16. Conversely, pretreatment with R-3-36-16 prevented the hypotensive effects of a converting enzyme inhibitor. These findings indicate that the hypotensive response induced by R-3-36-16 is due entirely to blockade of the renin-angiotensin system. Thus, R-3-36-16 appears to be a specific, potent, and long-acting inhibitor of primate renin. Such monoclonal antibodies provide interesting tools for studying the effects of acute and chronic renin blockade.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jul
pubmed:issn
0194-911X
pubmed:author
pubmed:issnType
Print
pubmed:volume
8
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
600-5
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1986
pubmed:articleTitle
Monoclonal antibodies against human renin. Blood pressure effects in the marmoset.
pubmed:publicationType
Journal Article