Results 101 to 110 of about 18,900,322 (326)

Chemical Straightening as a Source of Analytical Variability in Hair Testing: A Dual‐Analyte Case Report

open access: yesDrug Testing and Analysis, EarlyView.
ABSTRACT Hair analysis is increasingly used in forensic toxicology; however, result interpretation may be influenced by cosmetic hair treatments. Although the effects of bleaching, dyeing, and thermal straightening have already been evaluated, data on permanent chemical hair straightening are scarce, particularly under in vivo conditions.
Miriam Blanco‐Ces   +5 more
wiley   +1 more source

Thermal Stability and Flammability Behavior of Poly(3-hydroxybutyrate) (PHB) Based Composites

open access: yesMaterials, 2019
A series of samples based on poly(3-hydroxybutyrate) (PHB) containing five different additives were prepared and their thermal stability and flammability were discussed.
H. Vahabi   +8 more
semanticscholar   +1 more source

Fish Scales: A Multifunctional Biomaterial from Nature

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Fish scales demonstrate nature's solution to impact protection through overlapping multilayered architecture. This biological design combines mineralized surfaces with collagen networks to achieve both flexibility and fracture resistance. The structural principles inspire advanced protective materials and biomedical implants, where damage tolerance ...
Liyao Dong, Xiaojie Sun, Xiguang Chen
wiley   +1 more source

The effect of methane and odd-chain fatty acids on 3-hydroxybutyrate (3HB) and 3-hydroxyvalerate (3HV) synthesis by a Methylosinus-dominated mixed culture

open access: yesBioresources and Bioprocessing, 2019
A methanotrophic community was enriched in a semi-continuous reactor under non-aseptic conditions with methane and ammonia as carbon and nitrogen source.
Pawarisa Luangthongkam   +8 more
doaj   +1 more source

Factors influencing the utilization of ketone bodies by mouse adipose tissue

open access: yesJournal of Lipid Research, 1966
Factors influencing the utilization of ketone bodies by mouse adipose tissue in vitro were studied. Epididymal fat pads can oxidize dl-Β-hydroxybutyrate-3-14C and acetoacetate-3-14C to 14CO2 as well as convert these compounds to fatty acid-14C.
Richard W. Hanson, Zigmund Z. Ziporin
doaj   +1 more source

Polyhydroxyalkanoates (PHA) production from synthetic waste using Pseudomonas pseudoflava : PHA synthase enzyme activity analysis from P. pseudoflava and P. palleronii [PDF]

open access: yes, 2017
Synthetic wastewater (SW) at various carbon concentrations (5–60 g/l) were evaluated for polyhydroxyalkanoates (PHA) production using the bacteria Pseudomonas pseudoflava.
CHANG Young-Cheol   +5 more
core   +2 more sources

Metabolic abnormalities and reprogramming in cats with naturally occurring hypertrophic cardiomyopathy

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1256-1270, April 2025.
Abstract Background and aims The heart is a metabolic organ rich in mitochondria. The failing heart reprograms to utilize different energy substrates, which increase its oxygen consumption. These adaptive changes contribute to increased oxidative stress.
Qinghong Li   +12 more
wiley   +1 more source

The effect of gamma radiation on mechanical properties of biodegradable polymers poly(3-hydroxybutyrate) and poly(3-hydroxybutyrate-co-3-hydroxyvalerate)

open access: yesMaterials Research, 2012
Brazilian poly(3-hydroxybutyrate), P(3-HB), and its copolymer, poly (3-hydroxybutyrate-co-3-hydroxyvalerate), P(3-HB-co-3-HV) were irradiated with gamma radiation (60Co) at room temperature and in the presence of oxygen. The viscosity-average molar mass (
Leticia Maria Oliveira   +2 more
doaj   +1 more source

Metabolic Changes Following Perinatal Asphyxia: Role of Astrocytes and Their Interaction with Neurons [PDF]

open access: yes, 2016
Perinatal Asphyxia (PA) represents an important cause of severe neurological deficits including delayed mental and motor development, epilepsy, major cognitive deficits and blindness.
Barreto, George E.   +5 more
core   +1 more source

Gut microbiota shifts and short‐chain fatty acids alterations in pediatric epilepsy patients on a Mediterranean ketogenic diet

open access: yesEpileptic Disorders, EarlyView.
Abstract Objective The olive oil–based Mediterranean ketogenic diet (MedKD) may support patients with drug‐resistant epilepsy (DRE) or neurometabolic disorders by integrating ketogenic therapy with the cardiometabolic and neuroprotective advantages of the Mediterranean diet.
Sofia Zouganeli   +8 more
wiley   +1 more source

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