research What should it take to describe a substance or product as 'sperm-safe'
Products should be called 'sperm-safe' only after thorough, well-designed tests.
Search
for
Sort by
Research
300-330 / 1000+ results 
research Effect of 5α-Dihydrotestosterone and Testosterone on Apoptosis in Human Dermal Papilla Cells
High levels of testosterone and 5α-DHT can lead to cell death in cells important for hair growth.
research Non-canonical Wnt signaling promotes directed migration of intestinal stem cells to sites of injury
Non-canonical Wnt signaling helps intestinal stem cells move to injury sites for tissue repair.
research Compartmentalized Epidermal Activation of β-Catenin Differentially Affects Lineage Reprogramming and Underlies Tumor Heterogeneity
Activating β-catenin in different skin stem cells causes various types of hair growth and skin tumors.
research The prostamide‐related glaucoma therapy, bimatoprost, offers a novel approach for treating scalp alopecias
Bimatoprost, a glaucoma medication, may also help treat hair loss.
research The Functional Diversity of Epidermal Keratins Revealed by the Partial Rescue of the Keratin 14 Null Phenotype by Keratin 16
K16 can partially replace K14 but causes hair loss and skin issues.
research Brg1 Governs a Positive Feedback Circuit in the Hair Follicle for Tissue Regeneration and Repair
Brg1 is crucial for hair growth and skin repair by maintaining stem cells and promoting regeneration.
research Glutamine Metabolism Controls Stem Cell Fate Reversibility and Long-Term Maintenance in the Hair Follicle
Glutamine metabolism affects hair stem cell maintenance and their ability to change back to stem cells.
research The Pharmacologic Treatment of Muscle Pain
The document concludes that more research is needed to understand how to treat muscle pain with drugs.
research Hair Growth Defects in Insig-Deficient Mice Caused by Cholesterol Precursor Accumulation and Reversed by Simvastatin
Mice lacking Insig proteins had hair growth problems due to cholesterol buildup, but this was fixed by the drug simvastatin.
research Adaptations in the structure and innervation of follicle‐sinus complexes to an aquatic environment as seen in the Florida manatee (Trichechus manatus latirostris)
Manatee whiskers are specially adapted for touch in water.
research Dutasteride
Dutasteride effectively treats enlarged prostate, reduces prostate cancer risk, and promotes hair regrowth with few side effects.
research Trypanocidal Effect of Isotretinoin through the Inhibition of Polyamine and Amino Acid Transporters in Trypanosoma cruzi
Isotretinoin shows promise as a treatment for Chagas disease by effectively inhibiting key transporters in the parasite.
research Characterization of Hair Follicle Development in Engineered Skin Substitutes
Engineered skin substitutes can grow hair but have limitations like missing sebaceous glands and hair not breaking through the skin naturally.
research Application of mesenchymal stem cells derived from bone marrow and umbilical cord in human hair multiplication
Bone marrow and umbilical cord stem cells can help grow new hair.
research Adipose mesenchymal stem cells combined with platelet-rich plasma accelerate diabetic wound healing by modulating the Notch pathway
Using fat stem cells and blood cell-rich plasma together improves healing in diabetic wounds by affecting cell signaling.
research Modern drug delivery strategies applied to natural active compounds
New drug delivery methods can make natural compounds more effective and stable.
research Effect of topical application of raspberry ketone on dermal production of insulin-like growth factor-I in mice and on hair growth and skin elasticity in humans
Raspberry ketone may help grow hair and improve skin elasticity.
research Treatment of male rats with finasteride, an inhibitor of 5alpha-reductase enzyme, induces long-lasting effects on depressive-like behavior, hippocampal neurogenesis, neuroinflammation and gut microbiota composition
Finasteride treatment in male rats causes long-lasting effects on depression-like behavior, brain cell growth, inflammation, and gut bacteria composition.
research Testosterone therapy in women: Myths and misconceptions
Testosterone therapy is beneficial for women's health and does not cause masculinization or liver damage, and it protects the heart and breasts.
research Procyanidin B-2, extracted from apples, promotes hair growth: a laboratory study
Apple extract called procyanidin B-2 was found to greatly increase hair growth.
research Transplantation of bone-marrow-derived mesenchymal and epidermal stem cells contribute to wound healing with different regenerative features
Bone-marrow and epidermal stem cells help heal wounds differently, with bone-marrow cells aiding in blood vessel formation and epidermal cells in hair growth.
research The Mesenchymal Niche of the Hair Follicle Induces Regeneration by Releasing Primed Progenitors from Inhibitory Effects of Quiescent Stem Cells
The study found that a specific area of the hair follicle helps start hair growth by reducing the blocking effects on certain cells and controlling growth signals.
research Two Hypomorphic Alleles of Mouse Ass1 as a New Animal Model of Citrullinemia Type I and Other Hyperammonemic Syndromes
Researchers created a new mouse model for studying Citrullinemia Type I and similar conditions, showing symptoms and treatment responses like those in humans.
research Long-term Oral Administration of 5α-reductase Inhibitor Attenuates Erectile Function by Inhibiting Autophagy and Promoting Apoptosis of Smooth Muscle Cells in Corpus Cavernosum of Aged Rats
Long-term use of a certain medication can worsen erectile function in aged rats by damaging penile muscle cells.
research Hydrogen peroxide and monoethanolamine are the key causative ingredients for hair dye-induced dermatitis and hair loss
Hydrogen peroxide and monoethanolamine in hair dye can cause dermatitis and hair loss.
research Over-expression of thymosin beta4 promotes abnormal tooth development and stimulation of hair growth
Too much thymosin beta4 causes weird teeth and more hair growth in mice.
research Multi-potentiality of a new immortalized epithelial stem cell line derived from human hair follicles
Scientists created a long-lasting stem cell line from human hair that can turn into different skin and hair cell types.
research Exogenous calreticulin improves diabetic wound healing
Applying calreticulin can speed up wound healing in diabetics.
research Transformation of amnion epithelium into skin and hair follicles
Mouse amnion can turn into skin and hair follicles with help from certain cells and factors.