Results 21 to 30 of about 900,292 (307)

Molecular Contrast Optical Coherence Tomography: A Review [PDF]

open access: yes, 2004
This article reviews the current state of research on the use of molecular contrast agents in optical coherence tomography (OCT) imaging techniques. After a brief discussion of the basic principle of OCT and the importance of incorporating molecular ...
Yang, Changhuei
core   +1 more source

Herbal Remedies for Combating Irradiation: a Green Antiirradiation Approach [PDF]

open access: yes, 2014
Plants play important roles in human life not only as suppliers of oxygen but also as a fundamental resource to sustain the human race on this earthly plane.
Choong, Y. S.   +8 more
core   +1 more source

An Overview of Biological Markers of Exposure to Chemical Warfare Agents [PDF]

open access: yesJournal of Analytical Toxicology, 2008
An overview is given of biological markers of exposure to chemical warfare agents. Metabolites, protein, and/or DNA adducts have been identified for most nerve agents and vesicants and validated in experimental animals or in a small number of human exposures.
openaire   +2 more sources

Health protection of a worker exposed to chemical agents in the work environment – biological monitoring in health risk assessment: legal regulations

open access: yesMedycyna Pracy, 2022
One of the priorities in the field of occupational safety and health in the European Union (EU) is research on dissemination and application of scientific results, which results in changes in legislation on exposure assessment to chemical agents and risk
Robert Gregorczyk   +2 more
doaj   +1 more source

Use of portable microbial samplers for estimating inhalation exposure to viable biological agents [PDF]

open access: yesJournal of Exposure Science & Environmental Epidemiology, 2006
Portable microbial samplers are being increasingly used to determine the presence of microbial agents in the air; however, their performance characteristics when sampling airborne biological agents are largely unknown. In addition, it is unknown whether these samplers could be used to assess microbial inhalation exposure according to the particle ...
Maosheng, Yao, Gediminas, Mainelis
openaire   +2 more sources

Assessing the carcinogenic potential of low-dose exposures to chemical mixtures in the environment: the challenge ahead. [PDF]

open access: yes, 2015
Lifestyle factors are responsible for a considerable portion of cancer incidence worldwide, but credible estimates from the World Health Organization and the International Agency for Research on Cancer (IARC) suggest that the fraction of cancers ...
Ab Hamid, Hasiah   +173 more
core   +11 more sources

Profile of accidents with biological material at a dental school

open access: yesActa Scientiarum. Health Sciences, 2014
http://dx.doi.org/10.4025/actascihealthsci.v36i1.14976 Current research characterizes the epidemiological profile of accidents with biological material (BM) that occurred in a government-run dental school and identifies the post-exposure behavior taken ...
Sandra Aragão de Almeida Sasamoto   +5 more
doaj   +1 more source

How toxic are gold nanoparticles? The state-of-the-art. [PDF]

open access: yes, 2015
With the growing interest in biotechnological applications of gold nanoparticles and their effects exerted on the body, the possible toxicity is becoming an increasingly important issue.
Cametti, Cesare   +3 more
core   +1 more source

Exposure to biological and chemical agents at biomass power plants

open access: yesBiomass and Bioenergy, 2016
The increasing use and production of bioenergy means that the number of employees working in this area will inevitably grow, making it ever more important to know the health and safety issues involved in the biomass supply chain. Our aim was to determine the exposure of employees to biological and chemical agents during various work tasks at different ...
Laitinen, Sirpa   +10 more
openaire   +6 more sources

Porphyrin-magnetite nanoconjugates for biological imaging [PDF]

open access: yes, 2011
<p>Background: The use of silica coated magnetic nanoparticles as contrast agents has resulted in the production of highly stable, non-toxic solutions that can be manipulated via an external magnetic field.
Byrne, S.J.   +5 more
core   +3 more sources

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