Results 101 to 110 of about 12,379 (254)

Impact of Methylparaben on Cumulus Cell DNA Integrity and Porcine Oocyte Developmental Competence In Vitro

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Parabens (PBs) are compounds widely used as preservatives in personal care products, food, and pharmaceuticals. Methylparaben (MePB) is the most used by different industries due to its chemical properties and low cost. The high daily human exposure to these compounds has raised concerns about their potential effects on health, particularly on ...
Yenny Ramírez‐Jara   +11 more
wiley   +1 more source

A Morphological Study of Restoration of Damaged Hair Fiber With Chemical Treatments Using Microscopy Techniques

open access: yesMicroscopy Research and Technique, EarlyView.
Assessment of Restoring Chemically Damaged Hair Fibers Using Microscopy and Spectroscopy. ABSTRACT This paper analyses hair restoration products currently on the market that treat chemically processed hair. This study measured the restoration of structural integrity in hair samples from both chemically damaged hair (chemically relaxed, bleached, and ...
L. P. A. Mauricio   +2 more
wiley   +1 more source

Evaluation of lubricating properties of titan truck plus 15W40 oil used in marine diesel engines

open access: yes, 2014
The paper presents the results of lubricating properties tests of Titan Truck Plus 15W40 motor oil. Tested oil was used in Caterpillar 3512B high-speed engines, which propelled the tug boat. The lubricating properties parameters were determined for fresh
Młynarczak, A.
core   +1 more source

European Society for Paediatric Gastroenterology, Hepatology and Nutrition/North American Society for Pediatric Gastroenterology, Hepatology and Nutrition guidelines for treatment of functional constipation in children aged 0–18 years

open access: yesJournal of Pediatric Gastroenterology and Nutrition, EarlyView.
Abstract Objectives Functional constipation (FC) is common in childhood, significantly impacting quality of life. Since the 2014 international guideline, new evidence has been published, and methods on making guidelines have developed. This treatment guideline for FC in children aged 0–18 years is a collaborative effort of the European and North ...
Morris Gordon   +17 more
wiley   +1 more source

Tribological Property of Nano-Cu as Additive in Lubricating Oil

open access: yes, 2011
The tribological property of nano-Cu as additive in lubricating oil was investigated on a stock-on-ring testing machine. Friction coefficient and wear mass loss were discussed in order to study tribological property.
Xu Rui Gao, Shun Xing Wang
core   +1 more source

Early Acitretin Therapy in a Patient With Harlequin Ichthyosis

open access: yesJEADV Clinical Practice, EarlyView.
ABSTRACT Harlequin ichthyosis (HI) is a rare, severe congenital disorder of keratinization caused by pathogenic variants in the ABCA12 gene resulting in thick, hyperkeratotic plates, deep fissures, and characteristic facial and limb abnormalities.
Orasa Sukmark   +2 more
wiley   +1 more source

Catalytic Cracking of Vacuum Gas Oil and Used Lubricating Oil on Oil Shale Ash

open access: yes, 2015
In this research, Vacuum Gas Oil and/or used lubricating oil is subjected to thermal cracking (pyrolysis) after impregnation on oil shale ash to obtain lighter molecular weight components.
Al-Ayed, Omar
core   +1 more source

Static and Dynamic Analysis of Porous Gas Bearings Lubricated With Air, Refrigerant R‐134a, Helium and Hydrogen

open access: yesLubrication Science, EarlyView.
ABSTRACT Porous gas bearings (PGBs) enable high‐speed, oil‐free operation in modern rotating machinery. This study develops a coupled thermo‐hydrodynamic (THD) model for a cylindrical porous gas bearing lubricated with four working fluids—air, R‐134a, helium and hydrogen.
S. Bechiri, B. Bouchehit, B. Bou‐Saïd
wiley   +1 more source

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