research A Review of the Use of Biotin for Hair Loss
Biotin supplements may improve hair and nail growth in people with certain deficiencies or conditions, but there's not enough evidence to recommend it for healthy individuals.
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research Wnt Signaling and Aging-Related Heart Disorders
Wnt signaling may be linked to heart diseases in aging and could be a target for future treatments.
research Maternal Iron Status in Early Pregnancy and DNA Methylation in Offspring: An Epigenome-Wide Meta-Analysis
A mother's iron levels early in pregnancy can influence the DNA makeup of her child, potentially affecting the child's health.
research Crystal Structure of Steroid Reductase SRD5A Reveals Conserved Steroid Reduction Mechanism
The structure of SRD5A reveals how it reduces steroids, aiding drug design for related health conditions.
research Design, Synthesis, and Biological Evaluation of Novel Androst-3,5-Diene-3-Carboxylic Acid Derivatives as Inhibitors of 5α-Reductase Type 1 and 2
New chemical compounds were made that effectively block an enzyme linked to prostate growth.
research Structural Basis for the Catalysis and Inhibition of Human Steroid 5α-Reductase 2
The research gives new understanding on how human steroid 5α-reductases work and how drugs like finasteride inhibit them, which could help in creating new drugs.
research Differential Expression of KRT83 Regulated by the Transcription Factor CAP1 in Chinese Tan Sheep
CAP1 decreases the expression of a hair-related protein in young Tan sheep's skin.
research Iron-Deficiency Anemia During Childhood
Children need early diagnosis and treatment for iron-deficiency anemia to prevent learning problems and promote health.
research Chemoprevention of Doxorubicin-Induced Alopecia in Mice by Dietary Administration of L-Cystine and Vitamin B6
L-cystine and vitamin B6 at high doses prevented hair loss in mice treated with a chemotherapy drug.
research How Biotin Induces Misleading Results in Thyroid Bioassays: Case Series
Taking biotin supplements can cause incorrect thyroid test results, leading to wrong diagnoses.
research Expression Patterns of Three Estrogen Receptor Genes During Zebrafish Development: Evidence for High Expression in Neuromasts
The three estrogen receptor genes are highly expressed in zebrafish neuromasts during development.
research Severe Zinc Deficiency in Male and Female Rats
Zinc is crucial for growth and health in rats.
research A New Label-Free Screen for Steroid 5α-Reductase Inhibitors Using LC-MS
Researchers developed a new method to find substances in herbs that can block a specific enzyme linked to hair loss.
research Clinical Role of Oral Vitamin C and E Therapy in Skin and Hair Disorders
Vitamin C and E may help with certain skin and hair conditions, but more research is needed to confirm their effectiveness.
research Oral Zinc Sulphate in Treatment of Patients with Thallium Poisoning: A Clinical Therapeutic Trial
Oral zinc sulphate is an effective and safe treatment for thallium poisoning, especially for skin and hair symptoms.
research High-Resolution Structures of Mutants Affecting Access to the Ligand-Binding Cavity of Human Lipocalin-Type Prostaglandin D Synthase
Mutations in the enzyme don't significantly change how it binds to its specific substances.
research Redefining Hormone Resistance in Prostate Cancer
The conclusion suggests that prostate cancer should be classified by castration status and that new therapies targeting androgen receptor signaling show promise.
research The Efficacy of a Photolyase-Based Device on the Cancerization Field: A Clinical and Thermographic Study
The photolyase-based device significantly changed the size and heat of potential skin cancer areas in patients.
research Peroxisome Proliferator-Activated Receptors (PPARs) and PPAR Agonists: The Future in Dermatology Therapeutics?
PPAR agonists show promise for skin conditions but need more research before being a main treatment.
research Mutations in Homocysteine Metabolism Genes Increase Keratin N-Homocysteinylation and Damage in Mice
Genetic mutations that disrupt homocysteine breakdown lead to increased damage in mouse hair keratin.
research Association of Low Serum Ferritin Levels in Patients With Alopecia Areata: A Case-Control Study
People with alopecia areata often have lower iron levels than healthy people.
research Scurvy: A Forgotten Illness?
Scurvy still occurs today and can be diagnosed by symptoms like gum bleeding and a specific rash, confirmed by low vitamin C levels.
research Specific Inhibition of FGF5-Induced Cell Proliferation by RNA Aptamers
RNA aptamers can specifically block FGF5-related cell growth, potentially treating related diseases or hair disorders.
research Zinc in Skin Pathology and Care
Zinc can help with some skin problems, but its effectiveness varies depending on the condition.
research Riboflavin-Responsive Glutaryl CoA Dehydrogenase Deficiency
Taking riboflavin and eating less lysine can help some people with a specific genetic disorder avoid brain damage.
research Plants as Potential Active Components in Treatment of Androgenetic Alopecia
Plant extracts may help treat hormone-related hair loss.
research Intrinsic Activation of Cell Growth and Differentiation in Ex Vivo Cultured Human Hair Follicles by a Transient Endogenous Production of ROS
Temporary ROS production in cultured human hair follicles promotes growth and stem cell activation.
research Isolation and HPLC Quantitative Determination of 5α-Reductase Inhibitors from Tectona Grandis Leaf Extract
Teak leaf extract contains compounds that could help treat hair loss.
research Section 2: Single Best Answer Questions 51–120
The document tests knowledge and decision-making in hematology through multiple-choice questions.
research Biotin: A Friend or Foe in Hair Loss
Biotin doesn't help hair growth in healthy people and can cause health risks if overused.