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雌酮-孕酮相互作用的体外实验研究:电子发射和产物分析。

Electron emission and product analysis of estrone: progesterone interactions studied by experiments in vitro.

机构信息

Department of Gynecologic Endocrinology and Reproductive Medicine, University Hospital of Vienna, Vienna, Austria.

出版信息

Gynecol Endocrinol. 2011 Jul;27(7):496-503. doi: 10.3109/09513590.2010.495435. Epub 2010 Jun 29.

DOI:10.3109/09513590.2010.495435
PMID:20586552
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC3132449/
Abstract

Recent studies showed that hormones like progesterone, testosterone, etc. can eject [Formula: see text] (solvated electrons). By means of electron transfer processes via the brain, the hormones communicate with other biological systems in the organism. The present study proves that also estrone is able to emit electrons. Their yield strongly depends on the concentration of the hormone, temperature and on the absorbed energy. The metabolites resulting from this process are likewise able to generate electrons, however with much smaller yields. The formation of the estrone metabolites is studied by HPLC-analyses. In vitro experiments with MCF-7 cells demonstrate the distinct effect of progesterone on the carcinogenity of estrone metabolites. Probable reaction mechanisms for explanation of the observed effects are postulated.

摘要

最近的研究表明,孕激素、睾酮等激素可以释放 [公式:见正文](溶剂化电子)。通过大脑中的电子转移过程,这些激素与生物体中的其他生物系统进行通讯。本研究证明雌酮也能够发射电子。它们的产率强烈依赖于激素的浓度、温度和吸收的能量。这个过程产生的代谢物同样能够产生电子,但是产率要小得多。通过 HPLC 分析研究了雌酮代谢物的形成。MCF-7 细胞的体外实验证明了孕激素对雌酮代谢物致癌性的显著影响。提出了可能的反应机制来解释观察到的效应。

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本文引用的文献

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Metabolite formation of 17alpha-hydroxyprogesterone as a consequence of e⁻(aq)-emission and progesterone effect regarding cancer.作为 e⁻(aq)-发射和孕酮效应导致的 17α-羟孕酮的代谢产物形成以及癌症的相关问题。
In Vivo. 2010 Sep-Oct;24(5):727-33.
2
The 4-hydroxyestrone: Electron emission, formation of secondary metabolites and mechanisms of carcinogenesis.4-羟基雌酮:电子发射、次生代谢产物的形成及致癌机制。
J Photochem Photobiol B. 2010 Jan 21;98(1):20-4. doi: 10.1016/j.jphotobiol.2009.10.003. Epub 2009 Oct 20.
3
Effect of free radicals on the biological action of genistein in vitro and synergism with mitomycin C.自由基对染料木黄酮体外生物学作用的影响及其与丝裂霉素C的协同作用。
Anticancer Res. 2009 Aug;29(8):3179-83.
4
Electron emission from photo-excited testosterone in water-ethanol solution.水-乙醇溶液中光激发睾酮的电子发射
J Photochem Photobiol B. 2009 Mar 3;94(3):179-82. doi: 10.1016/j.jphotobiol.2008.11.009. Epub 2008 Dec 3.
5
Photo-induced electron emission from 17beta-estradiol and progesterone and possible biological consequences.17β-雌二醇和孕酮的光致电子发射及其可能的生物学后果。
J Photochem Photobiol B. 2008 Jul 24;92(1):38-41. doi: 10.1016/j.jphotobiol.2008.04.002. Epub 2008 Apr 15.
6
Estrogen metabolism and formation of estrogen-DNA adducts in estradiol-treated MCF-10F cells. The effects of 2,3,7,8-tetrachlorodibenzo-p-dioxin induction and catechol-O-methyltransferase inhibition.雌二醇处理的MCF-10F细胞中的雌激素代谢及雌激素-DNA加合物的形成。2,3,7,8-四氯二苯并对二恶英诱导和儿茶酚-O-甲基转移酶抑制的影响。
J Steroid Biochem Mol Biol. 2007 Jun-Jul;105(1-5):150-8. doi: 10.1016/j.jsbmb.2006.12.102. Epub 2007 May 16.
7
The role of estrogen in the initiation of breast cancer.雌激素在乳腺癌发病中的作用。
J Steroid Biochem Mol Biol. 2006 Dec;102(1-5):89-96. doi: 10.1016/j.jsbmb.2006.09.004.
8
New development in intracrinology of breast carcinoma.乳腺癌内分泌学的新进展。
Breast Cancer. 2006;13(2):129-36. doi: 10.2325/jbcs.13.129.
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The selective estrogen enzyme modulators in breast cancer: a review.乳腺癌中的选择性雌激素酶调节剂:综述
Biochim Biophys Acta. 2004 Jun 7;1654(2):123-43. doi: 10.1016/j.bbcan.2004.03.001.
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Breast cancer tissue estrogens and their manipulation with aromatase inhibitors and inactivators.乳腺癌组织中的雌激素及其通过芳香化酶抑制剂和灭活剂进行的调控。
J Steroid Biochem Mol Biol. 2003 Sep;86(3-5):245-53. doi: 10.1016/s0960-0760(03)00364-9.