Vitamin D receptors and anti-proliferative effects of vitamin D derivatives in human pancreatic carcinoma cells in vivo and in vitro
Author(s) -
K. W. Colston,
SY James,
E A Ofori-Kuragu,
Lise Binderup,
A G Grant
Publication year - 1997
Publication title -
british journal of cancer
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.833
H-Index - 236
eISSN - 1532-1827
pISSN - 0007-0920
DOI - 10.1038/bjc.1997.501
Subject(s) - in vivo , in vitro , pancreatic cancer , medicine , endocrinology , hypercalcaemia , vitamin , vitamin d and neurology , receptor , carcinoma , cell growth , cancer research , cell culture , adenocarcinoma , biology , cancer , calcium , biochemistry , microbiology and biotechnology , genetics
The GER human pancreatic carcinoma cell line possesses receptors for 1,25-dihydroxyvitamin D3. We report that the vitamin D analogue EB 1089 inhibits the growth of these cells in vitro and when grown as tumour xenografts in immunodeficient mice. Tumour-bearing mice were given EB 1089 at a dose of 5 microg kg(-1) body weight i.p. thrice weekly for 4-6 weeks. Tumour growth was significantly inhibited in treated animals compared with controls in the absence of hypercalcaemia. These findings may have therapeutic implications in pancreatic cancer.
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