Effects of Seasonality and Pregnancy on Hair Loss and Regrowth in Rhesus Macaques

    February 2024 in “ Animals ”
    Allison Heagerty, Rebecca Wales, Kristine Coleman
    Studysummary This study observed that alopecia in rhesus macaques follows a seasonal pattern, with the highest hair loss in spring, and varies with reproductive state, as pregnant females experience the most significant alopecia and lowest hair regrowth, which resumes postpartum.
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    Research cited in this study 20

    1. Association Between Stress and Bilateral Symmetrical Alopecia in Free-Ranging Formosan Macaques in Mt. Longevity, Taiwan Scientific Reports · 2021
    2. Telogen Effluvium: A Review of the Science and Current Obstacles Journal of Dermatological Science · 2021
    3. Alopecia in Rhesus Macaques (Macaca Mulatta): Association with Pregnancy and Chronic Stress Journal of Medical Primatology · 2019
    4. Factors Influencing Alopecia and Hair Cortisol in Rhesus Macaques (Macaca Mulatta) Journal of Medical Primatology · 2016
    5. Prior Facility Affects Alopecia in Adulthood for Rhesus Macaques American Journal of Primatology · 2016
    6. Assessing Significant (>30%) Alopecia as a Possible Biomarker for Stress in Captive Rhesus Monkeys (Macaca Mulatta) American Journal of Primatology · 2016
    7. Proposing a Simpler Classification of Telogen Effluvium Skin appendage disorders · 2016
    8. The Correlation Between Alopecia and Temperament in Rhesus Macaques (Macaca Mulatta) at Four Primate Facilities American Journal of Primatology · 2015
    9. Differential Relationships Between Chronic Hormone Profiles in Pregnancy and Maternal Investment in Rhesus Monkey Mothers With Hair Loss in the Neonatal Period American Journal of Primatology · 2015
    10. Alopecia in Three Macaque Species Housed in a Laboratory Environment American Journal of Primatology · 2013
    11. The Changes in the Hair Cycle During Gestation and the Post-Partum Period Journal of the European Academy of Dermatology and Venereology · 2013
    12. Alterations in Hair Follicle Dynamics in Women BioMed Research International · 2013
    13. A Non-Invasive Study of Alopecia in Japanese Macaques Macaca Fuscata Current Zoology · 2011
    14. Alopecia in Rhesus Macaques Correlates with Immunophenotypic Alterations in Dermal Inflammatory Infiltrates Consistent with Hypersensitivity Etiology Journal of Medical Primatology · 2010
    15. Alopecia: Possible Causes and Treatments, Particularly in Captive Nonhuman Primates PubMed · 2009
    16. Foot Shock Stress Prolongs the Telogen Stage of the Spontaneous Hair Cycle in a Non-Depilated Mouse Model Experimental Dermatology · 2007
    17. Coat Condition, Housing Condition, And Measurement Of Fecal Cortisol Metabolites: A Non-Invasive Study About Alopecia In Captive Rhesus Macaques (Macaca Mulatta) Journal of Medical Primatology · 2005
    18. Stress And The Hair Follicle American Journal Of Pathology · 2003
    19. Stress Inhibits Hair Growth in Mice by Inducing Premature Catagen Development and Harmful Perifollicular Inflammatory Events via Neuropeptide Substance P-Dependent Pathways American Journal of Pathology · 2003
    20. Teloptosis: A Turning Point in Hair Shedding Biorhythms Dermatology · 2001

    Related research 7

    1. A Case of Hair Regrowth in a Patient with Complete Androgen Insensitivity Syndrome and Female Pattern Hair Loss Journal of clinical and cosmetic dermatology · 2020
    2. GainmoreTM M: An Oral Supplementation in Men with Androgenic Alopecia for Reduction in Hair Loss and New Hair Growth Europe PMC (PubMed Central) · 2015
    3. Alopecia Journal of the Korean Medical Association · 2002
    4. Towards a Molecular Understanding of Hair Loss and Its Treatment Trends in Molecular Medicine · 2001
    5. Treatment of Alopecia Areata Dermatologic clinics · 1996
    6. Disorders of Hair Growth: Diagnosis and Treatment McGraw-Hill eBooks · 1994
    7. Biology of Scalp Hair Growth Clinics in Plastic Surgery · 1982