research Determination of As by instrumental neutron activation analysis in sectioned hair samples for forensic purposes: chronic or acute poisoning?
The woman likely died from acute arsenic poisoning, not chronic exposure.
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870-900 / 1000+ results research Current status of keratinized matrices in Toxicology : Comparison of hair and nails
Nails could be used to check long-term drug use, but more research is needed.
research Multiple readout assay for hormonal (androgenic and antiandrogenic) and cytotoxic activity of plant and fungal extracts based on differential prostate cancer cell line behavior
The study created a test that found hormonal and toxic effects in plant and fungal extracts using prostate cancer cells.
research Skin toxicity determined in vitro by three-dimensional, native-state histoculture.
This model can replace animal testing for quick, cost-effective skin toxicity tests.
research Pediatric Endocrine-Disrupting Chemical Exposure Produces Irreversible Organizational Injury: Biomarker Evidence Necessitating a Precautionary Public Health Framework
Endocrine-disrupting chemicals cause irreversible harm to children's development, increasing disease risk.
research Some histological and biochemical evaluation on commercial hair dyes
Commercial hair dyes can harm the skin and liver.
research INHALATION TOXICITY STUDIES OF AQUEOUS DISPERSION RESIN
Aqueous dispersion resin is safe to inhale at levels below 30 mg/m³.
research O1: Contribution of in-utero drug exposure when interpreting hair results in young children
Hair analysis alone can't confirm long-term drug exposure in children under 1 year old.
research Intérêt des cheveux dans le diagnostic, la prise en charge et le suivi des sujets dépendants
Hair analysis is crucial for diagnosing, managing, and monitoring addiction.
research Chronic toxicity of 3,4,3′,4′-tetrachlorobiphenyl in the marmoset monkey (Callithrix jacchus)
High doses of TCB cause severe health issues in marmoset monkeys.
research K6/ODC transgenic mice as a sensitive model for carcinogen identification
K6/ODC transgenic mice are effective for quickly identifying cancer-causing chemicals.
research The human gut chemical landscape predicts microbe-mediated biotransformation of foods and drugs
The study developed a tool to predict how gut microbes process foods and drugs, showing that similar compounds often share metabolic pathways and effects.
research NTP Toxicology and Carcinogenesis Studies of C.I. Acid Orange 3 (CAS No. 6373-74-6) in F344/N Rats and B6C3F1 Mice (Gavage Studies).
C.I. Acid Orange 3 caused cancer in female rats but not in male rats or mice.
research Phytotoxins eliminated by milk: a review
Milk can carry harmful plant toxins that pose health risks to animals and humans.
research Systemic subchronic toxicity and comparison of four selenium nutritional supplements by 90-day oral exposure in Sprague-Dawley rats
High doses of some selenium supplements caused liver and reproductive harm in rats.
research A liquid chromatography/tandem mass spectrometry method for determination of aristolochic acid‐I in rat plasma
A reliable method was developed to measure aristolochic acid-I in rat blood.
research Hair
Hair analysis can detect drug use but is costly and interpretation is complex.
research A rapid screening LC‐MS/MS method based on conventional HPLC pumps for the analysis of low molecular weight xenobiotics: application to doping control analysis
A quick method was developed to detect banned substances in urine for doping control.
research Allergies and hair dyes
research Analysis of hormone antagonists in clinical and municipal wastewater by isotopic dilution liquid chromatography tandem mass spectrometry
Researchers developed a method to detect hormone-blocking drugs in wastewater and found them in Beijing's sewage, suggesting they can survive sewage treatment.
research Analysis of potentially toxic contaminants in milk powder
Milk powder in Romania often has unsafe levels of aluminum and other elements, posing health risks.
research Natural variability and the influence of concurrent control values on the detection and interpretation of low-dose or weak endocrine toxicities.
Control variability makes it hard to confirm low-dose endocrine effects.
research Gene and tonic: Sonic hedgehog disruption and fetal alcohol syndrome
research Small Mammal Populations and Community under Conditions of Extremely High Thallium Contamination in the Environment
High thallium contamination severely harms small mammal populations, causing health issues and low population density.
research Evaluation of Potential Toxicity of Calotropis gigantea Leaf Extract on Danio rerio: Bioactive Compounds, Oxidative Stress and Histological Toxicity Analysis
Calotropis gigantea leaf extract causes significant tissue damage and stress in fish.
research A discourse on human hair fibers and reflections on the conservation of drug molecules
Hair analysis for drugs needs a better understanding of how drugs enter hair, considering factors like hair structure and pigmentation.
research Preliminary toxicity profile of arotinoids SMR-2 and SMR-6 in male B6D2F1 mice*1
SMR-2 and SMR-6 are much more toxic than retinoic acid, causing severe side effects.
research Gene expression profiling of human keratinocytes exposed to the hair-dying agent, m-aminophenol
m-Aminophenol in hair dye can cause skin cell toxicity and stress responses.
research 28‐Day Repeated Dose Toxicity and Toxicokinetics Study on Dihydroartemisinin (DHA) in SD Rats
High doses of dihydroartemisinin caused reversible liver toxicity in rats, with females more affected than males.
research Non-invasive biomonitoring of infant exposure to environmental organic pollutants in north-western Spain based on hair analysis. Identification of potential sources
Hair analysis shows infants and mothers in north-western Spain are exposed to environmental pollutants, with factors like diet and residence affecting pollutant levels.