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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
3-5
pubmed:dateCreated
2007-3-19
pubmed:abstractText
New analogs of 1alpha,25-dihydroxyvitamin D(3) synthesized in our research group that show selective activity in vivo are presented along with supporting biological results. Compounds that act preferentially on intestine are 2-(3'-propylidene-19-nor-(20S or 20R))-1alpha,25-dihydroxyvitamin D(3) and 2-methylene-19-21-dinor-1alpha,25-dihydroxyvitamin D(3). Compounds that act anabolically to induce bone formation are 2-methylene-19-nor-(20S)-1alpha,25-dihydroxyvitamin D(3) (2MD), the 2alpha-methyl derivative, the 26,27-dimethyl derivative, and the 26-dimethylene derivative. Compounds that act preferentially on parathyroid glands are 2-methylene-19-nor-1alpha-hydroxy-homopregnacalciferol, the 20S-bishomo derivative and the 2-methylene-19,26,27-trinor-1alpha,25-dihydroxyvitamin D(3). These latter compounds do not elevate serum calcium until doses of the order of >300 microg/kg body weight are used, while parathyroid hormone levels are suppressed at much lower doses. Some of these novel analogs may ultimately be useful as new and safer therapeutic agents. Regardless of their clinical utility, they represent valuable research tools that can be used to study the specific functions of the Vitamin D hormone in vivo.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Mar
pubmed:issn
0960-0760
pubmed:author
pubmed:issnType
Print
pubmed:volume
103
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
263-8
pubmed:meshHeading
pubmed:year
2007
pubmed:articleTitle
Selective analogs of 1alpha,25-dihydroxyvitamin D3 for the study of specific functions of Vitamin D.
pubmed:affiliation
Department of Biochemistry, University of Wisconsin-Madison, 433 Babcock Drive, Madison, WI 53706-1544, USA.
pubmed:publicationType
Journal Article