99 citations
,
January 2002 in “Plastic & Reconstructive Surgery” Fetal rat wounds heal without scars at 16.5 days gestation.
46 citations
,
January 1991 in “Tissue and Cell” The male silkmoth's antenna develops olfactory structures over 21 days, with full hair formation by day 15.
32 citations
,
July 2021 in “Journal of The American Academy of Dermatology” Hair loss from COVID-19 usually starts around 45 days after infection and lasts about 47.5 days.
15 citations
,
July 2022 in “Biomedicines” UGRSKIN absorbs UV like native skin after 21-28 days, making it potentially suitable for clinical use.
14 citations
,
February 2021 in “Open Forum Infectious Diseases” Most COVID-19 patients had lingering symptoms 60 days after leaving the hospital.
13 citations
,
October 1960 in “Experimental Biology and Medicine” Selenium-75 stays in dog hair for up to 316 days.
11 citations
,
January 2014 in “The Scientific World Journal” Cynatine HNS improves hair and nail quality in 90 days.
7 citations
,
December 2021 in “Journal of The American Academy of Dermatology” COVID-19 can cause hair loss starting as early as 18 days after infection.
7 citations
,
June 2019 in “Australasian Journal of Dermatology” Elderly men with a scalp condition healed in about 26 days using specific creams and dressings, with no return of the condition in 6 months.
4 citations
,
June 2013 in “PubMed” Minoxidil in Espumil foam stays stable for at least 90 days at room temperature.
3 citations
,
April 2014 in “Anatomy Research International” Buffalo mammary glands develop in stages from 34 to 229 days during prenatal growth.
2 citations
,
January 2017 in “Journal of veterinary emergency and critical care” A dog's facial chemical burn healed in 84 days with conservative treatment.
1 citations
,
May 2024 in “Preprints.org” Rex rabbit fur is best harvested at 120 days for optimal hair density and quality.
1 citations
,
August 2022 in “JAMMI” Some people still have COVID-19 symptoms after 90 days, especially older patients and those with severe initial symptoms, but most return to normal.
1 citations
,
June 2021 in “International journal of pharmaceutical compounding” Minoxidil in FOAMIL is stable for at least 180 days at various concentrations.
Lower postoperative hematocrit levels increase the risk of death within 28 days after coronary artery bypass surgery.
December 2025 in “Journal of Cosmetic Dermatology” The new treatment improved keratosis pilaris symptoms and mood in 28 days.
December 2025 in “PubMed” The minoxidil and finasteride foam remains stable and effective for 180 days at room temperature.
Retinol with polylysine cleared scalp skin growths in 21 days without side effects.
July 2025 in “SKIN The Journal of Cutaneous Medicine” Most patients with alopecia areata see significant hair regrowth within 93 days of starting ritlecitinib treatment.
June 2025 in “Materials Today Bio” CPGel hydrogel heals diabetic wounds effectively in 21 days.
May 2025 in “Scientific and Technical Bulletin оf State Scientific Research Control Institute of Veterinary Medical Products and Fodder Additives аnd Institute of Animal Biology” "Akaro Spectra" tablets effectively eliminate dog parasites within two days.
Rex rabbits should not be slaughtered before 120 days for the best fur quality.
August 2024 in “Indian Journal of Animal Research” Clove oil effectively treats cattle dermatophytosis in 7 days.
January 2024 in “International Journal of Veterinary Sciences and Animal Husbandry” The Pomeranian dog fully recovered from mange after 35 days of treatment.
December 2023 in “PubMed” COVID-19 patients in Thailand typically started losing hair about 30 days after infection, with women experiencing more severe hair loss.
September 2023 in “Journal of Parasite Science” The dog's skin condition improved significantly after seven days of treatment.
January 2023 in “Figshare” Mouse skin and hair aging starts at 200 days, with changes in hair follicles and more white hairs as signs of aging.
February 2019 in “International journal of scientific reports” Unani medicine helped regrow eyebrow hair in 45 days.
January 2014 in “Journal of Central South University(Science and Technology)” PPCM microspheres can effectively release finasteride over 42 days.