11 citations
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April 2020 in “Life sciences” In this study, pantothenic acid at 20 μg/ml was observed to promote dermal papilla cell proliferation and migration, likely through up-regulation of ID3 and inhibition of Notch signaling.
This chapter reviews current and future strategies for identifying ligands and functions of orphan G protein-coupled receptors, but it reports no new experimental results.
November 2025 in “Frontiers in Veterinary Science” In this study, zinc supplementation at 2.00 g/camel/day improved hair growth in lactating camels but did not affect milk production, while for calves, doses of 0.50–0.75 g/camel/day enhanced growth and hair development.
May 2012 in “DOAJ (DOAJ: Directory of Open Access Journals)” In this study, silibinin at 0.5 μg/ml significantly promoted hair follicle stem cell differentiation into neurons in rats, while higher concentrations were toxic.
This study found that local application of nano-liposome-bound EGF at 333.3μg/ml postponed hair growth in rats, unlike lower concentrations or free form.
August 2001 in “대한구강악안면외과학회지” This study found that subcutaneous administration of decorin at doses of 10 and 20 μg reduced scar formation by decreasing the thickness of immature collagen fibers in rabbit surgical wounds.
21 citations
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January 1945 in “Journal of Nutrition” Biotin deficiency in monkeys causes fur and skin issues, but 20 μg of biotin daily can prevent or cure it.
19 citations
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March 2019 in “International Journal of Dermatology” In this study, researchers measured that the MMP drug delivery technique administered approximately 1,175 μg/cm² of medication into the dermis of human skin, but these findings are specific to the experimental protocol used.
3 citations
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January 1996 in “Journal of Dermatological Treatment” In this study, twice daily application of 3 μg/g calcitriol ointment was reported to be safe, effective, and well tolerated for treating moderate to severe chronic plaque psoriasis on the face and surrounding areas.
2 citations
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April 2022 in “Biomedicines” This study demonstrated that exposing hair follicle organ cultures to extremely low-frequency electromagnetic fields at 10 G intensity for 60 minutes promoted hair growth, suggesting its potential as a treatment for hair loss.
1 citations
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October 2025 in “Ophthalmology Science” In this experimental study, researchers found that intravitreal injections of up to 100μg of topotecan in rabbits caused no systemic or ocular toxicity, while 200μg doses resulted in localized retinal changes and decreased electroretinography amplitudes near the injection site.
August 2026 in “Zenodo (CERN European Organization for Nuclear Research)” In this N=1 case study, researchers observed that a 1 g daily dose of vitamin C successfully elevated plasma vitamin C levels in an adult male following a zero-carbohydrate diet, with reported improvements in some health parameters but no gastrointestinal side effects.
October 2025 in “Frontiers in Veterinary Science” This study found that treating secondary hair follicle stem cells from Arbas cashmere goats with 10 μg/mL quercetin for 48 hours significantly boosted cell proliferation and reduced apoptosis by activating several signaling pathways, suggesting a potential strategy to enhance cashmere production.
October 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” This study found that treating secondary hair follicle stem cells from Arbas cashmere goats with quercetin at 10 μg/mL for 48 hours significantly enhanced cell proliferation and reduced apoptosis, suggesting potential strategies to improve cashmere production through various signaling pathways.
April 2024 in “Research Square (Research Square)” In this randomized trial, lupus patients taking daily 200 μg selenium supplements for eight weeks showed significant improvements in metabolic markers like CRP, ESR, MDA, and GPX, as well as reduced clinical symptoms such as arthritis and alopecia, compared to those receiving a placebo.
83 citations
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April 1992 in “Clinical Endocrinology” This study found that treatment with cyproterone acetate and ethinyl oestradiol increased hair density in women with diffuse androgen-dependent alopecia, particularly when serum ferritin levels were above 40 μg/l.
9 citations
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September 2014 in “Cancer Epidemiology, Biomarkers & Prevention” This study found that men without prostate cancer carrying the A-allele of SNP rs1204038 had a 65% higher risk of PSA levels above 3 ng/mL compared to those with the G-allele, increasing referrals for further examination.
3 citations
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January 1988 in “The Nishinihon Journal of Dermatology” This study found that minoxidil concentrations at 1, 10, and 100 μg/ml inhibited the proliferation of cultured hair follicle cells without causing morphological changes.
2 citations
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January 2024 in “Open Agriculture” This study in Cirebon Regency, Indonesia found that using 45-day-old Lokananta shallot seedlings at a seed density of 7.5 g/m² led to the highest bulb production and revenue cost ratio, suggesting a potential technique for farmers to enhance shallot productivity.
1 citations
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January 1992 in “The Nishinihon Journal of Dermatology” This study found that minoxidil sulfate did not enhance hair follicle growth or cell proliferation in isolated human hair follicles at concentrations of 0.1, 1, and 10 μg/ml.
August 2026 in “Zenodo (CERN European Organization for Nuclear Research)” In this N=1 case study, a long-term zero-carbohydrate diet adult male experienced an increase in fasting plasma ascorbic acid from 0.1 mg/dL to 2.0 mg/dL within two months of daily 1 g vitamin C supplementation, along with subjective health improvements.
October 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” In a study on secondary hair follicle stem cells from Arbas cashmere goats, researchers found that 10 μg/mL quercetin for 48 hours enhances cell proliferation and inhibits apoptosis through multiple signaling pathways, potentially improving cashmere production.
June 2025 in “Samarra Journal of Pure and Applied Science” This study developed a rapid and accurate spectrophotometric method using diazotized sulfanilic acid to measure minoxidil in both pharmaceutical formulations and pure form, demonstrating high precision and linearity within a concentration range of 5-40 μg/ml.
February 2023 in “Acta Scientific Women s Health” This review examines emerging and past therapies for recurrent implantation failure, focusing on three innovative strategies: PBMC, G-CSF, and PRP, but reports no new clinical results.
January 2015 in “Chinese Journal of New Clinical Medicine” This study found that combining metformin with dyne-35 improved irregular menstruation, acne, and increased ovulation and pregnancy rates more effectively than G'Finn treatment alone in patients with polycystic ovary syndrome.
This research found that nod factor can induce root hair reorientation and gene expression in Medicago truncatula with as little as a single molecule, implicating heterotrimeric G-protein signaling in this process.
December 2019 in “International journal of pharmaceutical quality assurance” This study developed and validated a sensitive and accurate UV spectrophotometric method for estimating finasteride concentrations, showing reliable results within a range of 5–25 μg/mL.
84 citations
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February 1981 in “Journal of Endocrinology” This study found that epidermal growth factor decreased hair growth rate and altered hair characteristics in neonatal mice, with some effects persisting into subsequent hair generations.
62 citations
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June 2023 in “Acta Dermato Venereologica” This observational study found that patients with various skin diseases across 17 European countries experience higher levels of perceived stigmatization than skin-healthy controls, particularly those with psoriasis, atopic dermatitis, alopecia, and bullous disorders, with factors such as disease severity and psychological distress influencing stigmatization levels.
31 citations
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January 1981 This abstract reviews the causes and prognosis of alopecia areata but reports no new clinical findings.