Results 21 to 30 of about 5,539 (231)

Preliminary evidence of increased alcohol use associated with ethinyl estradiol levels in women using oral contraceptives

Drug and Alcohol Dependence Reports, 2023
Alcohol use is highly prevalent in young adult women and rates of alcohol use disorder are rising rapidly in this population. Further, emerging evidence suggests that circulating levels of ovarian hormones influence alcohol consumption, with increased ...
Ashley M. Strzelecki, Cassandra D. Gipson, Emma Childs, Jessica Weafer   +3 more
doaj   +1 more source

Identification of reference miRNAs in plasma useful for the study of oestrogen-responsive miRNAs associated with acquired Protein S deficiency in pregnancy

BMC Research Notes, 2017
Background Accumulating evidence indicate that circulating microRNAs (miRNAs) are useful independent non-invasive biomarkers, with unique miRNA signatures defined for various pathophysiological conditions.
J. W. Tay, I. James, Q. W. Hughes, J. Y. Tiao, R. I. Baker   +4 more
doaj   +1 more source

Insights into the Behavior of Triple-Negative MDA-MB-231 Breast Carcinoma Cells Following the Treatment with 17β-Ethinylestradiol and Levonorgestrel

Molecules, 2021
Oral contraceptives (OCs) are widely used due to their efficiency in preventing unplanned pregnancies and treating several human illnesses. Despite their medical value, the toxicity of OCs remains a public concern.
Sebastian Simu, Iasmina Marcovici, Amadeus Dobrescu, Daniel Malita, Cristina Adriana Dehelean, Dorina Coricovac, Flavius Olaru, George Andrei Draghici, Dan Navolan   +8 more
doaj   +1 more source

Effects of oral contraceptive, synthetic progestogen or natural estrogen pre-treatments on the hormonal profile and the antral follicle cohort before GnRH antagonist protocol [PDF]

Human Reproduction, 2006
Steroid pre-treatments may be useful to program GnRH antagonist IVF/ICSI cycles. This prospective study assessed hormonal and ultrasound data collected during the free period after the discontinuation of three different pre-treatments to provide information on the optimal time interval required before starting stimulation.Women were randomized to ...
I, Cédrin-Durnerin, B, Bständig, I, Parneix, V, Bied-Damon, C, Avril, C, Decanter, J N, Hugues   +6 more
openaire   +2 more sources

The importance of folic acid for the health of the human body [PDF]

Farmacja Polska, 2020
A well-balanced diet is undoubtedly a key factor to maintain your body's normal state of health. A deficiency or excess of any nutrient can cause negative effects on human health.
Karolina Jolanta Banyś, Monika Wioletta Knopczyk, Barbara Bobrowska-Korczak   +2 more
doaj   +1 more source

Modeling the dispersion of endocrine disruptors in the Santos Estuarine System (Sao Paulo State, Brazil)

Brazilian Journal of Oceanography, 2016
Estrogens are hormones responsible for growth and reproduction. They are naturally synthesized by animals and humans alike. Xenoestrogens are identical to natural hormones, but they are man-made and used as oral contraceptives.
Giovana Teixeira Gimiliani, Roberto Fioravanti Carelli Fontes, Denis Moledo de Souza Abessa   +2 more
doaj   +1 more source

Urinary estrogen levels in women on contraceptives in Enugu, South-East Nigeria

Journal of Family Medicine and Primary Care, 2012
Background: Substantial evidence supports a causal relationship between the risk of human breast cancer and levels of endogenous estrogens. Aim: To evaluate the urinary estrogen of women on contraceptives and also compare the levels in two different ...
Ignatius C Maduka, Francis E Ezeonu, Emeka E Neboh, Elvis N Shu, Ebele J Ikekpeazu   +4 more
doaj   +1 more source

Clinical pharmacology of 3,4-methylenedioxymethamphetamine (MDMA, "ecstasy"): the influence of gender and genetics (CYP2D6, COMT, 5-HTT). [PDF]

PLoS ONE, 2012
The synthetic psychostimulant MDMA (± 3,4-methylenedioxymethamphetamine, ecstasy) acts as an indirect serotonin, dopamine, and norepinephrine agonist and as a mechanism-based inhibitor of the cytochrome P-450 2D6 (CYP2D6).
Ricardo Pardo-Lozano, Magí Farré, Samanta Yubero-Lahoz, Brian O'Mathúna, Marta Torrens, Cristina Mustata, Clara Pérez-Mañá, Klaus Langohr, Elisabet Cuyàs, Marcel lí Carbó, Rafael de la Torre   +10 more
doaj   +1 more source

Reproductive Effects of Medicinal Plant (Azadirachta indica) Used as Forage and for Ethnoveterinary Practices: New Insights from Animal Models

Challenges, 2022
In some African and Asian countries, Azadirachta indica (AI) has been fed to livestock for decades and traditionally used to treat certain animal and human diseases.
Ugochinyere J. Njoga, Ishmael F. Jaja, Osita S. Onwuka, Stanley U. Ilo, Ifeanyi G. Eke, Kenneth O. Abah, Chike F. Oguejiofor, Izuchukwu S. Ochiogu   +7 more
doaj   +1 more source

Determination of ethinylestradiol and levonorgestrel in oral contraceptives with HPLC methods with UV detection and UV/fluorescence detection [PDF]

Makedonsko Farmacevtski Bilten, 2006
Oral contraceptives are pharmaceutical formulations containing an estrogen in a small amount and a synthetic progestin in 5-30 times bigger amount. A sensitive, accurate and rapid method for determination of active compounds is required.
Zorica Arsova-Sarafinovska, Liljana Ugrinova, Katerina Starkoska, Dragan Djordjev, Aneta Dimitrovska   +4 more
doaj