research A Review on Forensic Toxicological Analysis of Drugs in Hair using Various Instrumental Techniques
Hair analysis is better than urine and blood for detecting past drug use.
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research Altered Hormone and Bioactive Lipid Plasma Profile in Rodent Models of Polycystic Ovarian Syndrome Revealed by Targeted Mass Spectrometry
Rodent models of PCOS show some hormone changes similar to humans, but also have key differences.
research Hormones and Absence Epilepsy☆
Stress and hormones like progesterone can affect absence seizures, but their effects change with different life stages.
research Vitamin D metabolism and function in the skin
Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
research Androgen receptor–mediated inhibition of cutaneous wound healing
Lowering testosterone speeds up wound healing in male mice.
research Testosterone Reduces Tight Junction Complexity and Down-regulates Expression of Claudin-4 and Occludin in the Endometrium in Ovariectomized, Sex-steroid Replacement Rats
Testosterone makes the connections in the uterus lining simpler and lowers certain protein levels, which might lead to infertility.
research Melatonin in der topischen Behandlung der androgenetischen Alopezie
Topical melatonin is a safe treatment that may reduce hair loss in people with androgenetic alopecia.
research Natural Products as A Promising Therapy for SARS COV-2; An Overview
Natural products like flavonoids and phenolics may help treat or prevent COVID-19.
research Annurca Apple Polyphenols Ignite Keratin Production in Hair Follicles by Inhibiting the Pentose Phosphate Pathway and Amino Acid Oxidation
Annurca apple extract promotes hair growth by changing hair follicle metabolism to boost keratin production.
research Investigation Bisphenol A and Phthalate Levels in Idiopathic Hyperandrogenemia
Higher BPA levels may be linked to idiopathic hyperandrogenemia in women.
research Alopecia androgénica femenina: nuevos factores fisiopatológicos y futuras tendencias para un abordaje clínico más integral
New factors in female hair loss include genetics, hormones, stress, and inflammation; future treatments should also focus on these areas and consider the patient's emotional well-being.
research Pharmakokinetik und Biokonversion von Dehydroepiandrosteron nach Dexamethason-Vorbehandlung bei Frauen mit dem Syndrom der polyzystischen Ovarien
Women with PCOS have higher 5alpha-reductase activity, affecting steroid levels.
research Co-administration of 5α-reductase Inhibitors Worsens the Adverse Metabolic Effects of Prescribed Glucocorticoids
Taking 5α-reductase inhibitors with prednisolone can worsen its negative effects on metabolism.
research 1410 Non-coding double stranded RNA induces retinoic acid synthesis and retinoid signaling to control regeneration
Double-stranded RNA helps regenerate hair follicles by increasing retinoic acid production and signaling.
research Replacement with GABAergic steroid precursors restores the acute ethanol withdrawal profile in adrenalectomy/gonadectomy mice
GABAergic steroid precursors reduce ethanol withdrawal symptoms in certain mice.
research Attenuating 5α-pregnane-3α-ol-20-one formation in the hippocampus of female rats increases pentylenetetrazole-induced seizures
Reducing 3α,5α-THP in the hippocampus increases seizures in female rats.
research Progesterone and allopregnanolone enhance the miniature synaptic release of glycine in the rat hypoglossal nucleus
Progesterone and allopregnanolone increase glycine release in rat brain cells.
research Effects of mitotane treatment on human steroid metabolism: implications for patient management
Mitotane changes steroid breakdown, affecting cortisol availability.
research Progesterone Promotes Anti-Anxiety/Depressant-like Behavior and Trophic Actions of BDNF in the Hippocampus of Female Nuclear Progesterone Receptor, but Not 5α-Reductase, Knockout Mice
Progesterone reduces anxiety and depression in female mice by increasing BDNF in the brain, needing 5α-reduction and estradiol.
research Dihydrotestosterone—a culprit in left ventricular hypertrophy
Dihydrotestosterone (DHT) worsens heart enlargement, and blocking it may help prevent heart issues.
research Hippocampal 3α,5α-THP may alter depressive behavior of pregnant and lactating rats
Higher 3α,5α-THP levels in the brain may reduce depression in pregnant rats.
research Epitestosterone
Epitestosterone may counteract testosterone's effects and has roles in body processes like prostate growth and hair distribution.
research Role of prolactin in regulating the onset of winter fur growth in mink (Mustela vison): A reconsideration
Prolactin levels do not control the start of winter fur growth in mink.
research Vitamin A in Skin and Hair: An Update
Vitamin A is important for healthy skin and hair, influencing hair growth and skin healing, but UV light reduces its levels.
research Changes in expression of the neuropeptide Y Y1 receptor gene in the medial amygdala of transgenic mice during pregnancy and after delivery
Pregnancy-related hormone changes affect Y1 receptor gene expression in mice.
research Docosahexaenoic acid slows inflammation resolution and impairs the quality of healed skin tissue
High DHA levels delay wound healing and worsen skin repair quality.
research A quantitative ultra-performance liquid chromatography high-resolution mass spectrometry analysis of steroids from human scalp hair
The method can measure multiple steroids in human hair to study long-term steroid metabolism, especially in newborns and children.
research Estrogen regulates the expression of retinoic acid synthesis enzymes and binding proteins in mouse skin
Estrogen affects how vitamin A is processed in mouse skin, which may impact acne treatment, hair growth, and skin defense.
research Allopregnanolone (AP) induces opioid inhibition of hypothalamo-pituitary-adrenal (HPA) axis responses to interleukin-1β (IL-1β) in pregnancy
Allopregnanolone and opioids together reduce stress hormone responses during pregnancy.
research TLR2 Regulates Hair Follicle Cycle and Regeneration via BMP Signaling
TLR2 helps control hair growth and regeneration, and its reduction with age or obesity can impair hair growth.