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February 1975 in “Journal of Cutaneous Pathology” Dermal cell activity increases during hair growth in rats.
October 2019 in “Research Square (Research Square)” Certain circular RNAs may regulate wool follicle growth in sheep.
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March 2004 in “Journal of the American Academy of Dermatology” The 60-second timed hair count is a reliable and simple way to measure hair shedding at home, showing older women tend to shed more hair than younger women.
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August 1995 in “The journal of experimental zoology/Journal of experimental zoology” Melatonin treatment made ferrets grow their fur earlier and affected their breeding time.
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October 2020 in “General and comparative endocrinology” Male C57BL/6 mice show age-related fluctuations in certain hormones and their ratios in both blood and hair.
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July 1985 in “British journal of dermatology/British journal of dermatology, Supplement” Men's thigh hair grows longer and has a longer growth cycle than women's, but arm hair growth is similar between genders.
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February 2011 in “Headache The Journal of Head and Face Pain” Sumatriptan injections, high-flow oxygen, and verapamil effectively treat cluster headaches.
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September 2006 in “Birth Defects Research” Different processes create patterns in skin and things like hair and feathers.
December 2022 in “Journal of Pharmaceutical Negative Results” Late onset of first period and irregular development of sexual traits in teenage girls can lead to poorer reproductive health.
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August 1999 in “The Journal of Clinical Endocrinology & Metabolism” Women with acromegaly often have irregular periods due to hormone imbalances and growth hormone effects.
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September 2021 in “Physiology News” The authors suggest standardizing how the heart's electrical axis is calculated to improve precision and consistency in ECG analysis.
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June 2010 in “Archives of Disease in Childhood” Menstrual disorders are common in adolescents and can be influenced by weight, activity, and health issues, requiring careful evaluation and more research for effective treatment.
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January 2000 in “Developmental dynamics” Notch-related genes play a key role in the development and cycling of hair follicles.
February 2019 in “Psychoneuroendocrinology” Hair samples can reliably show average long-term hormone levels in young women.
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June 2020 in “Scientific reports” Melatonin stimulates the skin components of ram's scrotum during their non-breeding season.
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January 2009 in “The International journal of developmental biology” Hair follicle stem cells are controlled by their surrounding environment.
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February 2019 in “Genomics” Cashmere and milk goats have different hair growth cycles and gene expressions, which could help improve wool production.
June 2018 in “Biomedical Journal of Scientific and Technical Research” Men with lower 2nd to 4th finger ratios tend to have larger sinus volumes.
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May 2024 in “Acta Obstetricia Et Gynecologica Scandinavica” Severe menstrual issues in PCOS women signal higher risk for heart and metabolic problems.
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May 2018 in “Journal of Molecular Endocrinology” The spiny mouse is a unique menstruating rodent that can help us understand menstruation and reproductive disorders.
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December 2024 in “BMC Genomics” Nuptial pads in Chinese brown frogs change seasonally due to specific gene activity.
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January 2025 in “International Journal of Cosmetic Science” Age-related hair curvature increases due to internal structural changes from grooming.
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November 2015 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” Children with atopic dermatitis often have sleep problems, affecting their growth and behavior.
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August 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The tool iCOUNT helps understand how stem cells divide and affect tissue development and repair.
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June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
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April 2021 in “JAMA Network Open” Higher variability in systolic blood pressure increases long-term mortality risk in coronary artery disease patients.
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January 2004 in “Adelaide Research & Scholarship (AR&S) (University of Adelaide)” SPARC likely aids in tissue remodeling during the hair cycle, not in starting new hair growth phases.
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September 2024 in “BMC Genomics” circCFAP20DC helps goat ovarian cells grow, aiding follicle development.
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January 1994 in “Differentiation” Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” MEF2C is crucial for normal hair cycle progression.