Search Results - "Colvard, Douglas S."

Evidence of Estrogen Receptors in Normal Human Osteoblast-Like Cells by Eriksen, Erik F., Colvard, Douglas S., Berg, Nicholas J., Graham, Mark L., Mann, Kenneth G., Spelsberg, Thomas C., Riggs, B. Lawrence

“…In seven strains of cultured normal human osteoblast-like cells, a mean of 1615 molecules of tritium-labeled 17$\beta $-estradiol per cell nucleus could be…”
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Estrogen inhibition of periosteal bone formation in rat long bones: down-regulation of gene expression for bone matrix proteins by Turner, R T, Colvard, D S, Spelsberg, T C

“…Estrogen is important for both the sexual dimorphism of the skeleton during growth and the maintenance of bone balance in adults. This report describes the in…”
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Zinc potentiation of androgen receptor binding to nuclei in vitro by Colvard, Douglas S, Wilson, Elizabeth M

“…Zn2+ potentiates binding of the 4.5S [3H]dihydrotestosterone-receptor complex to isolated rat prostate Dunning tumor nuclei in vitro when assayed in the…”
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Androgen receptor binding to nuclear matrix in vitro and its inhibition by 8S androgen receptor promoting factor by Colvard, Douglas S, Wilson, Elizabeth M

“…The partially purified 4.5S [3H]dihydrotestosterone receptor binds to nuclear matrix isolated from rat Dunning prostate tumor with properties similar to those…”
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Identification of Androgen Receptors in Normal Human Osteoblast-Like Cells by Colvard, Douglas S., Eriksen, Erik F., Keeting, Philip E., Wilson, Elizabeth M., Lubahn, Dennis B., French, Frank S., Riggs, B. Lawrence, Spelsberg, Thomas C.

“…The sex steroids, androgens and estrogens, are major regulators of bone metabolism. However, whether these hormones act on bone cells through direct or…”
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Lack of a direct effect of estrogen on proliferation and differentiation of normal human osteoblast‐like cells by Keeting, Philip E., Scott, Robert E., Colvard, Douglas S., Han, In K., Spelsberg, Thomas C., Riggs, B. Lawrence

“…Although osteoblasts contain estrogen receptors, it is unclear whether estrogen has direct effects on osteoblast proliferation and differentiation. We…”
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Evidence for interleukin‐1β production by cultured normal human osteoblast‐like cells by Keeting, Philip E., Rifas, Leonard, Harris, Steven A., Colvard, Douglas S., Spelsberg, Thomas C., Peck, William A., Riggs, Lawrence B.

“…To determine if bone cells produce interleukin‐1β (IL‐1β), a potent bone resorption‐stimulating agent, we studied well‐characterized, nearly homogeneous…”
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Development and characterization of a rapidly proliferating, well‐differentiated cell line derived from normal adult human osteoblast‐like cells transfected with SV40 large T antigen by Keeting, Philip E., Scott, Robert E., Colvard, Douglas S., Anderson, Marlys A., Oursler, Merry J., Spelsberg, Thomas C., Riggs, Lawrence B.

“…A new bone cell line was established by transfecting normal adult human osteoblast‐like (hOB) cells, derived from a 68‐year‐old woman, with the plasmid pSV3…”
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Estrogen and progesterone receptors in meningiomas: comparison of nuclear binding, dextran-coated charcoal, and immunoperoxidase staining assays by Halper, J, Colvard, D S, Scheithauer, B W, Jiang, N S, Press, M F, Graham, 2nd, M L, Riehl, E, Laws, Jr, E R, Spelsberg, T C

“…We studied the status of estrogen (ER) and progesterone (PR) receptors in meningiomas removed from 52 patients, comparing dextran-coated charcoal (DCC),…”
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Failure of isolated rat tibial periosteal cells to 5α reduce testosterone to 5α‐dihydrotestosterone by Turner, Russell T., Bleiberg, Batia, Colvard, Douglas S., Keeting, Philip E., Evans, Glenda, Spelsberg, Thomas C.

“…Periosteal cells were isolated from tibiae of adult male rats after collagenase treatment. Northern blot analysis of total cytoplasmic RNA extracted from the…”
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Identification of an 8S androgen receptor-promoting factor that converts the 4.5S form of the androgen receptor to 8S by Colvard, D S, Wilson, E M

“…A protein has been identified that reconstitutes the 4.5S androgen receptor to the classical 8S form on sucrose gradients of low ionic strength (25 mM KCl and…”
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Transformation of the 10S androgen receptor in a hamster ductus deferens tumor cell line by Colvard, D S, Wilson, E M

“…Androgen receptor transformation was studied in a hamster ductus deferens tumor cell line using whole cell and cell-free labeling conditions. After cell…”
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Factors that influence the interaction of androgen receptors with nuclei and nuclear matrix by Wilson, E M, Colvard, D S

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Progesterone receptors in carcinomas of the upper aerodigestive tract by Berg, N J, Colvard, D S, Neel, 3rd, H B, Weiland, L H, Spelsberg, T C

“…This study had three major goals: (1) to vigorously verify the presence of progesterone receptors in squamous cell carcinoma of the upper aerodigestive tract…”
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