January 2026 in “International Journal of Biological Macromolecules” This study found that different polypeptides, including KP peptide and hydrolyzed keratin, can improve the mechanical properties of damaged hair under varying conditions, with reduction environments and cysteine content influencing their effectiveness.
9 citations
,
November 2007 in “Veterinary dermatology” This study observed that boxer and labrador dogs showed seasonal variations in hair follicle cycles linked to temperature and photoperiod, differing from schnauzers.
8 citations
,
March 2014 in “Experimental Dermatology” Light and temperature affect the daily skin function rhythms in hairless rats, with temperature influencing water loss but not skin hydration.
19 citations
,
February 2023 in “Environmental and experimental botany” This review discusses the role of jasmonic acid and its conjugates in enhancing plant stress tolerance and balancing growth and defense mechanisms but provides no new experimental data.
February 2024 in “Trends in Sciences” This study examined the stability of two 5α-reductase inhibitors in Tectona grandis extracts, finding that they are more stable in acidic environments and degrade rapidly under heat and light unless protected, suggesting the need for careful storage when developing anti-hair loss medications.
Hair coloring and bleaching can permanently break down hair protein and temporarily change its properties.
12 citations
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January 1981 in “Springer eBooks” Environmental factors like temperature and nutrition affect hair growth, with humans showing seasonal hair growth differences.
February 2020 in “Pharmacoepidemiology and Drug Safety” This study found that finasteride users had higher odds of testicular abnormalities, obesity, and other conditions, highlighting the need for confounder adjustment in studies on its association with male breast cancer.
14 citations
,
January 2020 in “PloS one” In this study, using light masks to extend photoperiod was effective for maintaining the summer coat in horses and accelerating shedding in outdoor horses, but timing was crucial for success.
179 citations
,
November 2022 in “Frontiers in Plant Science” This review summarizes the roles of WRKY transcription factors in plant growth and their responses to various environmental stresses, but reports no new experimental findings.
January 2019 in “Figshare” This study found that redhaired individuals exhibit higher calcidiol levels compared to non-redhaired individuals, suggesting a possible evolutionary adaptation for vitamin D photosynthesis in low UV-B environments in Europe.
June 2023 in “Research Square (Research Square)” In this study, utilizing a mixture of crushed sky fruit seeds and sodium salt for goat skin preservation led to a significant reduction in environmental impact, decreasing total dissolved solids by 59% and chloride content by 44%, while maintaining the physical quality of processed leather.
11 citations
,
March 2025 in “Environmental Monitoring and Assessment” This review discusses how faecal pollution contributes to antimicrobial resistance in surface water and highlights the need for standardized methods and better wastewater management but reports no new clinical results.
December 2025 in “npj Systems Biology and Applications” This study found that cold exposure disrupts the circadian rhythm in cultured human cells by reducing oscillation amplitude, which is restored upon rewarming, while human hair follicle cells showed minimal amplitude sensitivity to temperature changes, suggesting an evolutionary advantage related to Hopf bifurcation dynamics.
97 citations
,
January 2005 in “Wear” In this study, the researchers measured and discussed the friction and wear properties of various hair types against synthetic skin and other hair, finding variations based on factors like ethnicity, hair condition, and environmental conditions.
37 citations
,
December 2020 in “PLANT PHYSIOLOGY” In this study, the researchers identified a temperature-sensitive mutant in Arabidopsis thaliana, showing disrupted root hair formation and altered responses to plant hormone treatments at elevated temperatures.
August 2007 in “Microscopy and Microanalysis” Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
47 citations
,
May 1999 in “Reproduction” This study found that temperature affects the influence of daylength on prolactin secretion and hair growth in dairy goats, without significant involvement of melatonin.
44 citations
,
January 2023 in “New Phytologist” This study found that low temperature triggers root hair elongation in Arabidopsis thaliana through a FERONIA-ROP2-TORC signaling pathway, also activated by nitrogen deficiency.
2 citations
,
June 1987 in “British Journal of Dermatology” This study demonstrates that warming hands can restore normal blood flow in patients with systemic sclerosis, making their response to cooling similar to that of healthy controls.
June 2026 in “New Phytologist” This study used multi-omics analysis to explore how wheat roots adapt to temperature stress, revealing that distinct hormonal signaling pathways are linked to iron homeostasis and drive root morphological changes, supporting the idea of an 'iron-dependent hormonal trade-off' model.
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” In this study, researchers identified a gene regulatory network in Arabidopsis that controls root hair growth under low-temperature conditions, revealing specific transcription factors and downstream targets that contribute to this growth response despite overall plant development being halted.
January 2025 in “Catalysts” This study investigated the production of β-cyclodextrin from ginkgo seeds, finding that a pretreatment scheme involving high-temperature gelatinization significantly improved the conversion rate to 72.63%, highlighting the industrial potential of underutilized ginkgo seed powder for sustainable applications.
This study describes the development and testing of an IoT-based smart pot system designed for optimal lavender plant care, utilizing temperature, pH, and soil type monitoring via a Node MCU to control watering based on soil moisture levels.
January 2025 in “Arquivo Brasileiro de Medicina Veterinária e Zootecnia” In this study, researchers observed that telogen hair was more prevalent than anagen hair in both male and female agoutis over a one-year period in Teresina-PI, regardless of dry or rainy seasons, with no significant differences in dermal follicular volume between the sexes.
April 2023 in “Journal of Investigative Dermatology” This study demonstrates that human epidermal stem cells can adapt to environmental temperature changes through mTOR signaling, and prolonged inhibition of mTORC1 supports stem cell maintenance, which may be vital for regenerative medicine.
3 citations
,
May 2011 in “Medical Hypotheses” This article proposes that transnasal evaporative cooling could advance understanding of various physiological phenomena, but reports no new clinical results; potential research directions are suggested for this concept.
This study evaluated various herbal blends of powdered leaves, including Henna and Indigo, for their coloring and sensitivity reactions, finding Henna and Indigo to be effective natural colorants for achieving a reddish-brown hair color with better retention than marketed herbal hair dyes.
August 2021 in “Oxford University Press eBooks” This chapter discusses various skin functions and structures involved in protection, immune response, and homeostasis, but it reports no new research findings.
In this study, women in their 40s with hair loss showed significant improvements in hair properties such as pore density and hair thickness when treated with a caffeine-based scalp ampoule and Microneedle Therapy System, compared to a caffeine-free control.