Search Results - "Luthy, I A"

Involvement of α2‐ and β2‐adrenoceptors on breast cancer cell proliferation and tumour growth regulation by Pérez Piñero, C, Bruzzone, A, Sarappa, MG, Castillo, LF, Lüthy, IA

“…BACKGROUND AND PURPOSE β‐Adrenoceptors are expressed in human and experimental animal breast cancer cells. However, the effect of the agonists and antagonists…”
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Adrenoceptors: non conventional target for breast cancer? by Lüthy, I A, Bruzzone, A, Piñero, C Pérez, Castillo, L F, Chiesa, I J, Vázquez, S M, Sarappa, M G

“…Epinephrine and Norepinephrine, typically released during stress bind to nine different adrenoceptors (AR) which classically control the cardiovascular and…”
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Progesterone receptor involvement in independent tumor growth in MPA-induced murine mammary adenocarcinomas by Montecchia, Marı́a Fernanda, Lamb, Caroline, Molinolo, Alfredo A., Luthy, Isabel A., Pazos, Patricia, Charreau, Eduardo, Vanzulli, Silvia, Lanari, Claudia

“…We have developed a model of hormonal carcinogenesis in BALB/c female mice, in which MPA induced ductal mammary adenocarcinomas, expressing high levels of…”
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Effect of medroxyprogesterone acetate (MPA) and serum factors on cell proliferation in primary cultures on an MPA-induced mammary adenocarcinoma by DRAN, G, LUTHY, I. A, MOLINOLO, A, MONTECCHIA, F, CHARREAU, E. H, PASQUALINI, C. D, LANARI, C

“…The effect of progesterone (Pg), medroxyprogesterone acetate (MPA), estradiol (E2), dihydrotestosterone (DHT) and dexamethasone (DEXA) was studied on the in…”
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Androgenic activity of synthetic progestins and spironolactone in androgen-sensitive mouse mammary carcinoma (Shionogi) cells in culture by Luthy, I A, Begin, D J, Labrie, F

“…A series of compounds designed to block the action of androgens in target tissues, and called antiandrogens, have been developed for the treatment of…”
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α 2 ‐Adrenoceptor action on cell proliferation and mammary tumour growth in mice by Bruzzone, A, Piñero, C Pérez, Castillo, L F, Sarappa, M G, Rojas, P, Lanari, C, Lüthy, I A

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Mediation by the androgen receptor of the stimulatory and antiandrogenic actions of 17 beta-estradiol on the growth of androgen-sensitive Shionogi mammary carcinoma cells in culture by Luthy, I A, Bégin, D, Labrie, F

“…Increasing concentrations of 17 beta-estradiol (E2) led to a maximal 7-fold stimulation of growth of the highly androgen-sensitive clone (SEM-1) of the mammary…”
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Effects of hyperprolactinemia on ornithine decarboxylase activity and polyamine levels in seminal vesicles of genetically prolactin-deficient adult dwarf mice by GONZALEZ, S. I, CHANDRASHEKAR, V, SHIRE, J. G. M, LUÊTHY, I. A, BARTKE, A, CALANDRA, R. S

“…Prolactin (PRL) has been shown to exert many different actions in various biological systems. Polyamines are known to influence the growth and function of the…”
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Androgen receptors in human melanoma cell lines IIB-MEL-LES and IIB-MEL-IAN and in human melanoma metastases by Morvillo, V, Lüthy, I A, Bravo, A I, Capurro, M I, Portela, P, Calandra, R S, Mordoh, J

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Binding of 125I-prolactin to spermatozoa from normospermic and asthenospermic men by LUTHY, I. A, MORMANDI, E, ASZPIS, S, VAZQUEZ, S. M, MACCALLINI, G, LEVALLE, O, CALANDRA, R. S

“…Scatchard analysis of prolactin binding sites (PRL-BS) from ejaculated spermatozoa showed a single population of binding sites (apparent association constant:…”
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α2‐Adrenoceptor action on cell proliferation and mammary tumour growth in mice by Bruzzone, A, Piñero, C Pérez, Castillo, L F, Sarappa, M G, Rojas, P, Lanari, C, Lüthy, I A

“…Background and purpose: Breast cancer, the most common cancer in women in most countries, is a highly stressful disease. Catecholamines released during stress…”
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Prolactin binding sites in the brain and kidneys of the toad, Bufo arenarum Hensel by LUTHY, I. A, SEGURA, E. T, LUTHY, V. I, CHARREAU, E. H, CALANDRA, R. S

“…(125I)-ovine prolactin (oPRL) binding was found in several brain areas of the toad, Bufo arenarum Hensel. The olfactory bulb, cerebral hemispheres, and both…”
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Prolactin regulation of prolactin binding sites in pancreatic islets and adrenal glands of ovariectomized rats by Tesone, M, Lüthy, I A, Ladenheim, R G, Calandra, R S, Charreau, E H

“…The role of prolactin (Prl) in the regulation of Prl binding to its specific binding sites was studied in the Langerhans islets, adrenal gland and liver of…”
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Prazosin and stress effect on tumoral growth of 7,12-dimethylbenz[A]anthracene-induced rat mammary tumors by Wendel, V, Vázquez, S M, Durante, P C, Lemoine, A P, Segura, E T, Calandra, R S, Luthy, I A

“…Repeated isolation stress and prazosin effect were evaluated in 7,12-dimetylbenz[A]anthracene (DMBA) mammary tumors. Tumor volume was significantly lower in…”
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Androgen receptors in human melanoma cell lines IIB-MEL-LES and IIB-MEL-IAN and in human melanoma metastases by Morvillo, V, Lüthy, I A, Bravo, A I, Capurro, M I, Portela, P, Calandra, R S, Mordoh, J

“…The presence and characteristics of androgen receptors (ARs) have been described by our group in one human melanoma cell line. We have now investigated their…”
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Involvement of [alpha]2- and [beta]2-adrenoceptors on breast cancer cell proliferation and tumour growth regulation by Perez Pinero, C, Bruzzone, A, Sarappa, MG, Castillo, LF, Luthy, IA

“…BACKGROUND AND PURPOSE [beta]-Adrenoceptors are expressed in human and experimental animal breast cancer cells. However, the effect of the agonists and…”
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α2-Adrenergic effect on human breast cancer MCF-7 cells by VAZQUEZ, S. M, PIGNATARO, O, LUTHY, I. A

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Ontogeny of the sex steroid and prolactin receptors in the male rat adrenal gland by Lüthy, I A, Calandra, R S

“…Cytosolic estrogen and androgen receptors and membrane prolactin-binding sites in the male adrenal glands showed a definite pattern during sexual development…”
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Alpha2-adrenergic effect on human breast cancer MCF-7 cells by Vázquez, S M, Pignataro, O, Luthy, I A

“…(-)Epinephrine (Epi) and (-)Norepinephrine (NEpi) significantly stimulated tritiated Thymidine incorporation in MCF-7 cells at concentrations 10-30pM to 10nM,…”
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Bromocriptine and sulpiride competitively inhibit estrogen binding to its receptor in the adrenal gland by Lüthy, I A, Calandra, R S

“…Bromocriptine and sulpiride incubated simultaneously with [3H]-estradiol in the cytosol from adrenal glands of adult male rats, yielded curves typical of…”
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