June 2025 in “Mutiara Jurnal Penelitian dan Karya Ilmiah” This study observed that using moringa leaf extract in hair tonic reduced hair loss among the sampled students, with the average hair loss decreasing from 118.75 strands to 79.25 strands per day.
June 2025 in “Rapid Communications in Mass Spectrometry” In this study, researchers developed a simplified and reliable method to prepare human hair shaft samples, achieving over 75% protein extraction efficiency and improved keratin sequence coverage, with the approach showing high reproducibility across different labs and operators.
March 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” This study found that HairTime, a novel non-invasive assay using hair samples, accurately estimates chronotype and reveals its plasticity influenced by work schedules and lifestyle factors.
This study examined the use of Purwaceng extract in shampoo formulations, concluding that a specific formula (Sample F1) showed good stability and safety, suggesting its potential effectiveness for hair health issues like dandruff and hair loss.
This study found that women undergoing mid-trimester termination of pregnancy exhibited increased cumulative cortisol and testosterone levels in hair samples, higher anxiety, but better stress coping strategies two months post-abortion, suggesting hair testosterone may be linked to emotional vulnerability such as neuroticism during this period.
September 2024 in “American Journal of Modern Physics” This study used X-ray fluorescence to analyze elemental and heavy metal contents in Senegalese powdered milk, finding potential safety concerns with excessive calcium in certain samples and significantly high potassium levels in one, suggesting ongoing monitoring is crucial for consumer safety.
June 2024 in “Synthetic and systems biotechnology” In this study, researchers identified a collagen fragment, sample-1707, expressed in E. coli, which forms nanofibers and promotes blood clotting, osteoblast differentiation, and skin cell regeneration, making it a promising biomaterial for skin care, with a large-scale production yield of 600 mg/L.
April 2024 in “The Journal of urology/The journal of urology” In this study, researchers found that methylation of the SRD5A2 gene in blood and tissue samples can serve as a biomarker to predict men's clinical response to finasteride treatment for benign prostatic hyperplasia, offering a non-invasive method for assessing potential treatment success.
November 2023 in “Journal of Investigative Dermatology” This research investigated immune cell involvement in various types of inflammatory alopecia by analyzing gene expression data from scalp samples, revealing distinct cellular changes in conditions like Alopecia Areata, Frontal Fibrosing Alopecia, Lichen Planopilaris, and Central Centrifugal Cicatricial Alopecia, which may inform future therapeutic targets.
This study observed two distinct groups of alopecia areata lesions based on PD-1 expression in T cells from biopsied skin samples, suggesting potential differences in subtypes or stages of the disease that warrant further investigation.
December 2022 in “IntechOpen eBooks” This paper discusses forensic DNA phenotyping, emphasizing its ability to infer visible traits from biological samples without reference samples, but notes ethical and legal concerns related to its use.
July 2022 in “Postepy biochemii” This review discusses the current state of research on genetic markers for predicting human phenotypic traits from DNA samples for forensic purposes and reports no new experimental findings.
February 2022 in “arXiv (Cornell University)” This study introduces a novel method for capturing and digitally rendering the color appearance of physical hair samples using deep neural networks.
October 2021 in “Journal of Mind and Medical Sciences” This report describes a unique anatomical case featuring a detailed formation of a periaortic venous ring in an organic sample.
November 2020 in “INDIAN JOURNAL OF APPLIED RESEARCH” This study found that women with alopecia have significantly lower tensile strength in both dry and wet hair samples compared to controls, indicating increased hair breakability.
January 2019 in “Florida International University Digital Commons (Florida International University)” This research describes using advanced mass spectrometry imaging techniques to analyze gunshot residue and map molecular components in biological samples, such as tumors and mosquito ovarian follicles, at unprecedented spatial resolution and specificity.
This study examined the relationship between sympathetic nerve endings and alopecia using direct and indirect immunofluorescence on human tissue samples, reporting no new clinical results.
April 2016 in “Annals of laboratory medicine” The researchers reported that epitestosterone treatment reduced eicosanoid levels generated by cyclooxygenases and lipoxygenases in rabbit liver samples with carrageenan-induced inflammation.
January 1997 in “Purdue e-Pubs (Purdue University)” This study suggested that electron spin resonance techniques can potentially measure gamma ray exposure in human hair samples, though variability and time sensitivity pose challenges for accurate dose estimation.
September 1978 in “PubMed” This study found that chondroitin sulfate levels were higher than hyaluronic acid in skin and hair follicle samples, with the highest concentration observed in prekeratin of hair follicles and wool fibers.
295 citations
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June 2009 in “Science” This article reviews the role of stromal stem cells in mammalian wound repair, suggesting they may perform functions similar to blastemal cells in simpler organisms, but reports no new experimental results.
254 citations
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March 2023 in “Advanced Science” This study developed an all-natural hydrogel that promotes diabetic wound healing by converting pro-inflammatory M1 macrophages to anti-inflammatory M2 macrophages in a simple and biosafe manner.
203 citations
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November 1984 in “Journal of the American Academy of Dermatology” This study presents evidence suggesting that androgenetic alopecia is most likely inherited through a polygenic model, challenging the traditional view that it is caused by a simple Mendelian autosomal dominant gene.
169 citations
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June 1998 in “Journal of Investigative Dermatology” This study found no significant genetic association between the 5α-reductase enzyme genes and male pattern baldness, suggesting a polygenic etiology rather than simple inheritance.
89 citations
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April 2023 in “Forensic Science International Genetics” This review summarizes advancements in forensic DNA phenotyping for appearance, ancestry, and age prediction from crime scene samples, reporting no new research findings but highlighting areas needing further research and validation.
66 citations
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June 2021 in “Journal of The American Academy of Dermatology” In this phase 2 study, baricitinib at 2 mg and 4 mg doses significantly improved hair regrowth in adults with alopecia areata and ≥50% scalp hair loss compared to placebo, without new safety concerns, although the small sample size limits the results' generalizability.
51 citations
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November 2011 in “British Journal of Dermatology” This study suggests that the HDAC9 gene is a third susceptibility gene for male-pattern baldness, with significant associations found in both German and Australian samples.
45 citations
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June 2008 in “Journal of pharmaceutical and biomedical analysis” This study developed a new HPLC method for detecting prohibited substances like minoxidil and hydrocortisone in cosmetic products, achieving high sensitivity and successful application to real-world samples.
31 citations
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July 2022 in “Advanced healthcare materials/Advanced Healthcare Materials” In this study, researchers developed a drug-free microneedle patch using chitosan lactate and stem cell-derived exosomes that significantly promotes hair regeneration in animal tests compared to minoxidil, highlighting its potential as a simple and efficient hair loss treatment.
19 citations
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October 2021 in “Medicine” In this study, anemia was commonly observed in exercising women, especially those with heavy menstrual bleeding, and the authors recommend using a simple screening tool involving haemoglobin testing.