May 2024 in “Research Square (Research Square)” This study found that shea butter is the most used plant among women in Tamale, Ghana, for cosmetic purposes like skin smoothening and hair growth.
May 2024 in “Research Square (Research Square)” In this retrospective study from Jiangsu Province Hospital, researchers reported a high prevalence of pediatric androgenetic alopecia in patients under 18, often associated with hormonal imbalances and comorbid conditions, emphasizing the need for individualized treatment plans that prioritize addressing hormonal disorders and comorbidities.
April 2024 in “Research Square (Research Square)” This study found that bioconjugating 16-methylheptadecanoic acid (16-MHA) to damaged hair can mimic the protective properties of 18-methyleicosanoic acid (18-MEA), restoring the hair's structural integrity and moisture homeostasis, even after washing.
April 2024 in “Research Square” This study observed that children with alopecia areata had higher anxiety and depression scores, and their families showed more neglectful parenting styles compared to healthy controls.
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.
This study in diabetic db/db mice found that treatment with the antihypertensive agents minoxidil or nebivolol stimulated elastogenesis and inhibited elastolysis, leading to restored elastic fibers, reduced aortic stiffening, and normalized blood pressure.
This study found that treatments with adipose-derived stem cell secretome and minoxidil significantly improved hair growth in androgenetic alopecia, with the combination therapy showing the greatest improvement over 12 weeks.
April 2024 in “Research Square (Research Square)” This case report describes a 27-year-old male with autoimmune polyglandular syndrome type 1, characterized by symptoms including fever, dysarthria, dysphagia, oral candidiasis, nail dystrophy, alopecia, hypoparathyroidism, and dilated cardiomyopathy. The study highlights unique bilateral symmetrical brain calcifications and underscores the syndrome’s diverse manifestations.
April 2024 in “Research Square (Research Square)” This study found that extracts of mesenchymal stem cells (MSC-extract) and their protein components (MSC-protein) enhanced the proliferation and migration of periodontal ligament cells and induced significant periodontal tissue regeneration, showing potential as a new cell-free treatment for periodontal disease.
March 2024 in “Research Square (Research Square)” This study found that in sheep, the microRNA oar-miR-377 regulates hair follicle development by targeting the SLC24A2 gene, and identified a genetic variation associated with wool quality, suggesting potential markers for breeding.
March 2024 in “Research Square (Research Square)” In this study, researchers found that the protein Twist2 plays a crucial role in scarless wound healing in early embryonic mouse skins, with its knockdown leading to visible scarring and defective hair follicle formation, suggesting potential therapeutic targets for reducing scars and promoting regeneration.
March 2024 in “Research Square (Research Square)” This study found that a combined genotypic and phenotypic reanalysis increased molecular diagnostic accuracy from 9% to 26% in a cohort of unresolved monogenic diabetes cases, identifying five previously overlooked genetic defects.
March 2024 in “Research Square (Research Square)” In this study, researchers discovered that the MafB gene, which is important for macrophage differentiation, shows high expression in the pancreas and is influenced by sex steroids, with varied expression patterns in hamster tissues and during reproductive phases.
February 2024 in “Research Square (Research Square)” This research found that heavy metal concentrations of arsenic, lead, cadmium, and iron were significantly higher in human hair samples from 100 years ago compared to today's levels in southern Poland, with a median decrease of 69–95%.
February 2024 in “Research Square (Research Square)” This study optimized the extraction process for abomasum protein from Tianshan red deer, identifying two proteins with anti-inflammatory and anti-tumor activities, suggesting they could be beneficial in foods and nutraceuticals.
February 2024 in “Research Square (Research Square)” This study identified SFRP2 and PTGDS as potential biomarkers for female pattern hair loss, finding these genes consistently upregulated in bald hair follicles from all 18 patients, which may contribute to understanding the condition's pathogenesis and developing targeted treatments.
February 2024 in “Research Square (Research Square)” In this study, researchers found that exosomes derived from dermal papilla cells can enhance hair follicle regeneration during wound healing in nude mice by promoting fibroblast activation and stimulating the Wnt/β-catenin signaling pathway, suggesting their potential as a therapeutic strategy for regenerative skin healing.
February 2024 in “Research Square (Research Square)” In this study, researchers applied Strat-M® membrane to assess the in vitro transdermal properties of collagen peptides, finding a high correlation with results from mouse skin and suggesting that Strat-M® can effectively replace excised mouse skin in transdermal experiments.
This study found that androgenetic alopecia patients exhibited impaired arginine metabolism in balding hair follicles, suggesting that arginine supplementation may help preserve hair growth by counteracting mTOR signaling pathway disruption and offering potential as a treatment strategy.
December 2023 in “Research Square (Research Square)” In this study, researchers using molecular docking techniques found that 12-Methoxy carnosic acid from rosemary shows promising potential as a natural inhibitor of the 5 alpha reductase enzyme, which is involved in hair loss, suggesting its efficacy compared to finasteride.
November 2023 in “Research Square (Research Square)” This double-blinded randomized clinical trial found that combining topical vitamin D analog (calcipotriol) and intra-lesion PRP led to a greater reduction in hair loss severity in alopecia areata patients compared to either treatment alone, with significant improvements observed across all groups.
November 2023 in “Research Square (Research Square)” This animal study found that finasteride, a 5-alpha reductase type 2 inhibitor, decreased dihydrotestosterone levels and c-Fos protein activation in the rat brain, but these effects may diminish after discontinuing the drug.
November 2023 in “Research Square (Research Square)” In this study, researchers used NIR-II fluorescence imaging to track the survival and migration of EPI-NCSCs in rat models, finding that these stem cells aided in repairing facial nerve defects when applied via acellular nerve allografts.
October 2023 in “Research Square (Research Square)” This study demonstrated that polynucleotide gel injections effectively reduced hair shedding and increased hair thickness in both men and women with androgenetic alopecia, while maintaining a high safety profile and patient satisfaction.
October 2023 in “Research Square (Research Square)” In this study, researchers found that patients with new-onset mild alopecia areata had higher levels of oxidative stress markers and reduced antioxidant levels compared to healthy individuals, suggesting that oxidative stress might play a role in the condition.
October 2023 in “Research Square (Research Square)” This study developed a composite product from decellularized human placental connective tissue matrix and placental extract, finding that the combination showed improved biochemical and mechanical properties compared to each component alone, suggesting its potential use for treating chronic and deeper wounds.
September 2023 in “Research Square (Research Square)” In this study, overweight women with polycystic ovarian syndrome who took evening primrose oil for 10 weeks experienced significant reductions in BMI, LDL, and total cholesterol levels, alongside hormonal changes such as decreased LH, FSH, and testosterone levels, and increased estrogen.
September 2023 in “Research Square (Research Square)” This study describes the development of a prototype clinical expert system that uses a belief rule-based inference methodology to improve the risk stratification and diagnosis of polycystic ovary syndrome by addressing uncertainties in clinical data and domain knowledge.
August 2023 in “Research Square (Research Square)” This study found that among patients with inflammatory bowel disease, those with the NUDT15 mutation had a reduced tolerance for thiopurine dosage over the long term and were more likely to require hospitalization and surgery compared to those without the mutation.
August 2023 in “Research Square (Research Square)” In this study, researchers observed that Melan A, a melanocytic marker, was significantly expressed in hair follicles of alopecia areata patients and correlated with immune infiltrates, suggesting melanocytes might contribute to the autoimmune response in this condition.