April 2022 in “Journal of Cosmetic Dermatology” In this study, 98 days of using Trimax-360 Serum, a botanical-based treatment, significantly improved hair density, thickness, and growth rate in adults with mild to moderate alopecia, with no adverse effects reported.
June 2021 in “SWU eJournals System (Srinakharinwirot University)” The study found that cyproterone acetate could be released over 15 days using coconut oil mixed with certain wax inhibitors, though further safety studies are needed.
September 2019 in “Journal of The American Academy of Dermatology” This research observed that during the 2 to 4 days following hair transplantation for androgenetic alopecia, patients may develop forehead and upper eyelid edema due to gravitational fluid movement and oozing of inflammatory fluid in the implanted area.
737 citations
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August 2020 in “Journal of Infection” This study found that most patients hospitalized for COVID-19 experienced persistent symptoms over 100 days post-admission, with no significant difference in symptoms between those treated in regular wards and intensive care units.
40 citations
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July 1989 in “Journal of Cell Science” This study found that while hair follicles can be viably maintained in vitro for 7 days, their morphology suggests a shift to the resting phase, likely due to isolation.
34 citations
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January 2004 in “PubMed” In this study, finasteride treatment for 56 days in adult rats led to sloughing of immature germinal cells and reduced sperm content in the epididymis, indicating its importance for maintaining spermatogenesis.
15 citations
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July 2022 in “Biomedicines” This study found that bioengineered skin substitutes developed for 21 or 28 days effectively mimic native skin's ability to absorb UV radiation, suggesting suitability for treating severe skin defects.
14 citations
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February 2021 in “Open Forum Infectious Diseases” In this study, 84% of postacute COVID-19 patients experienced at least one persistent symptom 60 days after hospital discharge, regardless of initial disease severity.
13 citations
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January 1993 in “Archives of dermatological research” In this study, human hair follicles were maintained in a serum-free medium for up to 12 days, revealing detailed histological and ultrastructural changes that suggest possible catagen-like involution mechanisms.
8 citations
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July 1983 in “Veterinary Quarterly” This study found that treating dermatomycosis in cats and dogs with ketoconazole for 20 days resulted in new hair growth and a high rate of clinical cure, with minimal side effects.
4 citations
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June 2013 in “PubMed” This study found that minoxidil in Espumil Foam Base remains stable for at least 90 days when stored at room temperature and protected from light.
2 citations
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July 2023 in “Phytotherapy Research” This study found that people taking Serenoa repens for more than 14 days had a higher likelihood of serious adverse reactions, particularly when also using multiple or interacting supplements, although higher SR doses were linked to lower risk.
November 2025 in “Allergologia et Immunopathologia” This case report documents a rare incident where total alopecia developed within ten days of a bee sting, in the absence of hypersensitivity reactions, suggesting that bee venom may have an immunomodulatory or exacerbating effect on the immune system.
May 2025 in “International Research Journal of Ayurveda & Yoga” This pilot study found that using a topical Carica papaya latex gel for 28 days reduced hair fall and promoted hair regrowth in individuals with Indralupta, although the bald patch size did not significantly change, indicating the potential need for longer treatment or additional interventions.
January 2025 in “Advanced Materials Interfaces” This study observed that tannic acid significantly reduced hair shedding by 56.2% over seven days in human participants when used as a coating for controlled release of active compounds to hair follicles.
January 2025 in “International Journal of Advancement in Life Sciences Research” This research found that crude leaf extracts of Calotropis gigantea caused significant oxidative stress and cellular damage in freshwater fish Danio rerio over 30 days, highlighting the toxicological risks of this plant despite its medicinal properties.
October 2024 in “International Journal of Research in Dermatology” This study reported that using Mintop Pro+ hair regrowth serum twice daily for 90 days significantly reduced hair fall and increased consumer satisfaction with hair growth and density, without any adverse events, among 161 participants aged 18-55 years with hair loss concerns.
April 2023 in “Journal of Investigative Dermatology” This study developed a new quantitative method to measure skin cell turnover in just 4 days, showing it can effectively differentiate skincare product performance and revealing that turnover slows with age but responds more to treatments as people get older.
March 2021 in “Institutional Repositories DataBase (IRDB)” Heparin-functionalized nanofabrics help heal wounds effectively and safely without scars in 14 days.
January 2016 in “Hair transplant forum international” This article reflects on the incredible evolution of hair restoration surgery since its early days in 1974, but reports no new findings.
January 2010 in “HAL (Le Centre pour la Communication Scientifique Directe)” This study found that intra-cochlear administration of z-VAD-FMK for 7 days after gunshot noise trauma in guinea pigs accelerated hearing recovery and preserved hair cell survival.
99 citations
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June 2011 in “Journal of biomedical materials research. Part A” This study observed that keratose hydrogels sustained ciprofloxacin release over three weeks and inhibited Staphylococcus aureus growth in vitro for 23 days and in mice for 2 weeks.
99 citations
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January 2002 in “Plastic & Reconstructive Surgery” In this study, fetal rat wounds at gestational age 16 days healed without scar formation and resembled normal skin architecture, unlike those at 18 days which resulted in scarring and lack of hair follicles.
86 citations
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March 1993 in “Toxicology and Applied Pharmacology” Finasteride affects male rat genitalia development, causing abnormalities during specific pregnancy days.
58 citations
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November 2000 in “Journal of the American Veterinary Medical Association” This study reported that administering lufenuron to dogs and cats effectively and rapidly resolved fungal infections within about 21 days for dogs and 12 days for cats, compared to around 90 days in untreated controls.
47 citations
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July 1967 in “Science” This study observed morphological changes in scalp hair follicles of humans deprived of protein for 15 days, which suggests potential use in diagnosing protein-calorie malnutrition.
36 citations
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October 1993 in “British Journal of Dermatology” In this study, isolated human hair follicles maintained prolonged growth and consistent DNA and keratin synthesis patterns in a fully defined medium for at least 9 days while preserving in vivo-like morphology.
29 citations
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September 2004 in “Fertility and Sterility” This study found that an intermittent low-dose regimen of finasteride (2.5 mg every 3 days) effectively reduced hirsutism scores in women with idiopathic hirsutism or polycystic ovary syndrome, with fewer side effects than continuous daily administration.
27 citations
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January 2020 in “Acta dermatovenerologica Alpina, Pannonica et Adriatica (Tiskana izd.)” This abstract outlines a questionnaire study conducted among doctors and nurses in Turkey during the early days of the COVID-19 outbreak, but it provides no new results.
25 citations
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August 2016 in “Journal of Cosmetic Dermatology” This study found that a marine complex supplement significantly reduced hair shedding and increased hair growth in men with thinning hair over 180 days.