Results 61 to 70 of about 229,772 (214)

Acute toxicity study of a polysaccharide based hydrogel from linseed for potential use in drug delivery system

open access: yesBrazilian Journal of Pharmaceutical Sciences, 2018
Linseed hydrogel (LSH) was evaluated by acute toxicity for its potential application in oral drug delivery design. White albino mice and rabbits were divided in four groups (I-IV) and different doses of LSH (1, 2 and 5 g/kg body weight) were given except
Muhammad Tahir Haseeb   +5 more
doaj   +1 more source

Health Hazard Manual for Firefighters [PDF]

open access: yes, 1990
[Excerpt] Firefighters, as well as victims, can be exposed to a variety of toxic substances during a fire. Some of these toxicants are particularly insidious because they are produced by thermal decomposition before smoke makes a fire ...
Brown, Nellie J.
core   +1 more source

Media use during adolescence: the recommendations of the Italian Pediatric Society. [PDF]

open access: yes, 2019
BACKGROUND: The use of media device, such as smartphone and tablet, is currently increasing, especially among the youngest. Adolescents spend more and more time with their smartphones consulting social media, mainly Facebook, Instagram and Twitter ...
Agostiniani R   +15 more
core   +2 more sources

Ocular Dermoid Cyst in a Four-Month-Old Holstein Calf [PDF]

open access: yesIranian Journal of Veterinary Surgery, 2020
Case Description- A four-month-old female Holstein calf was presented to the Veterinary Teaching Hospital of Urmia University with a history of abnormal hairy growth on the right eye since birth.
Rahman Allahvirdizadeh   +3 more
doaj   +1 more source

Differences in health symptoms among residents living near illegal dump sites in Los Laureles Canyon, Tijuana, Mexico: a cross sectional survey. [PDF]

open access: yes, 2014
Living near landfills is a known health hazard prompting recognition of environmental injustice. The study aim was to compare self-reported symptoms of ill health among residents of four neighborhoods, living in haphazardly constructed settlements ...
Al-Delaimy, Wael K   +2 more
core   +3 more sources

Workplace secondhand smoke exposure in the U.S. trucking industry. [PDF]

open access: yes, 2010
BackgroundAlthough the smoking rate in the United States is declining because of an increase of smoke-free laws, among blue-collar workers it remains higher than that among many other occupational groups.ObjectivesWe evaluated the factors influencing ...
Chiu, Yueh-Hsiu   +7 more
core  

Facial expressions in response to a highly surprising event exceeding the field of vision: a test of Darwin's theory of surprise [PDF]

open access: yes, 2012
Copyright © 2012 Elsevier Inc. All rights reserved.According to the affect program theory of facial displays, the evolutionary core of the human emotion system consists of a small set of discrete emotion mechanisms that comprise motor programs for ...
Achim Schützwohl   +38 more
core   +1 more source

Development of a Probability-Based In Vitro Eye Irritation Screening Platform

open access: yesBioengineering
Traditional eye irritation assessments, which rely on animal models or ex vivo tissues, face limitations due to ethical concerns, costs, and low throughput.
Seep Arora   +4 more
doaj   +1 more source

The effect of ocular rinse volume on surface irritation after povidone-iodine preparation for intravitreal injections: a randomized controlled trial

open access: yesInternational Journal of Retina and Vitreous, 2023
Purpose To evaluate whether the volume of wash out rinse after povidone iodine (PI) application for intravitreal injections (IVI) affects patients’ ocular surface irritation.
Farzad Jamshidi   +7 more
doaj   +1 more source

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