Results 121 to 130 of about 58,906 (283)

Comparative Molecular Insights into Developmental and Behavioral Toxicity Induced by Octocrylene and Ethylhexyl Salicylate Exposure on Zebrafish

open access: yesIntegrative Zoology, EarlyView.
This study compared the ecological toxicity of organic ultraviolet filters, octocrylene (OC) and ethylhexyl salicylate (EHS), on zebrafish embryos and larvae. EHS exhibited higher acute toxicity, causing increased mortality, hypoactive behavior at 50 mg/L, and disruptions in lipid homeostasis, while OC primarily affected hypoxia response and ...
Xiaoyang Lu   +5 more
wiley   +1 more source

Effects of Letrozole Treatment and Vitamin C Supplementation on Morphology, Endoplasmic Reticulum Stress, Programmed Cell Death, and Oxidative Stress in the Small Intestine of Adult Male Rats

open access: yesCurrent Issues in Molecular Biology
Estrogens are hormones that play an important role in the digestive tract, including in men. Letrozole is an inhibitor of cytochrome P450 aromatase, an enzyme converting androgens to estrogens.
Anna Pilutin   +8 more
doaj   +1 more source

Effect of anastrozole on bone mineral density and lipid profiles when used to prevent breast cancer in high risk postmenopausal women [PDF]

open access: yes, 2012
PhDThe role of aromatase inhibitors (AIs) in breast cancer has expanded since their introduction in the mid-1990s. They are superior to tamoxifen in the treatment of postmenopausal women with oestrogen dependant tumours in the metastatic, neoadjuvant ...
Singh, Shalini
core  

Gonadal Development–Related Genes and a Male‐Specific Genetic Marker Identified in the Endangered Sichuan Taimen (Hucho bleekeri)

open access: yesIntegrative Zoology, EarlyView.
Integrated transcriptomic and proteomic analyses were used to validate gonadal development–related genes and to identify a sex‐specific molecular marker in Hucho bleekeri. ABSTRACT Sex determination and differentiation represent fundamental topics in reproductive biology. Sichuan taimen (Hucho bleekeri), a first‐class national protected fish species in
Qinyao Wei   +5 more
wiley   +1 more source

Aromatase [PDF]

open access: yesScience-Business eXchange, 2008
D Shaheenah   +2 more
  +4 more sources

Interrelation of aromatase, estrogen receptor alpha and progesterone receptor in the developing mouse fetal brain

open access: yesÇukurova Üniversitesi Tıp Fakültesi Dergisi, 2013
Purpose: Aromatase (Cyp19a1) is crucial for the sexually dimorphic development of the fetal brain, regulation of gonadotropin secretion and sexual interest in adults.
Mehmet Bertan Yilmaz   +11 more
doaj  

Molecular Targets of Minor Cannabinoids in Breast Cancer: In Silico and In Vitro Studies

open access: yesPharmaceuticals
Background: Breast cancer therapy has been facing remarkable changes. Classic treatments are now combined with other therapies to improve efficacy and surpass resistance.
Cristina Ferreira Almeida   +7 more
doaj   +1 more source

What anabolic–androgenic steroids reveal about the limits of current harm reduction models

open access: yesAddiction, EarlyView.
Abstract Background Harm reduction has largely been shaped by responses to psychoactive drug use where the most urgent harms are acute. These models focus on overdose, blood‐borne viruses, and rapid‐onset toxicity related harms. When applied wholesale to anabolic–androgenic steroids (AAS), they obscure the distinctive pharmacology, consumer typologies,
Timothy Piatkowski   +2 more
wiley   +1 more source

Lactobacillus gasseri CCFM1255 promotes peripheral estrogen synthesis in ovariectomized rats by modulating the gut microbiome and serum metabolome

open access: yesFood Science and Human Wellness
The decline in ovarian estrogen production is known to have detrimental health consequences and negatively affect the quality of life in menopausal women. Increasing estradiol levels is key to preventing disease in menopausal women.
Qian Chen   +4 more
doaj   +1 more source

Palbociclib in the Treatment of HR+/ HER2‐ Advanced or Metastatic Breast Cancer in Australia: A Real‐World Retrospective Analysis

open access: yesAsia-Pacific Journal of Clinical Oncology, EarlyView.
This study investigated the real‐world use of CDK4/6 inhibitors in Australian patients with HR+/HER2‐ advanced or metastatic breast cancer, providing data on patient demographics, treatment patterns, and outcomes with palbociclib. ABSTRACT Background There is limited real‐world data on the use of CDK4/6 inhibitors in Australian patients with HR+/HER2 ...
Louise Nott   +8 more
wiley   +1 more source

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