نتایج جستجو برای: toxic volatile organic compound

تعداد نتایج: 420397  

Journal: :Journal of building engineering 2022

Indoor air pollution results in mortalities worldwide, burdening especially the low- and middle-income countries. The volatile semi-volatile organic compounds (VOCs SVOCs) emitted from indoor structures furniture materials are important sources of pollution. Exposure to VOCs, such as formaldehyde benzene, has been associated with higher risk reproductive problems, respiratory complications, imm...

زارع, کبری, نعیمی, نسیم,

Background and purpose: Methyl tertiary-butyl (MTBE) is an organic volatile compound that is used to improve gasoline as the replacement of tetraethyl lead. This compound can be absorbed into the blood in different ways and leave toxic effects. This study aimed to investigate the effects of MTBE on blood parameters and liver tissue in NMRI albino female mice. Materials and methods: This stud...

2013
Attapon Cheepsattayakorn Ruangrong Cheepsattayakorn

Today, exhaled nitric oxide has been studied the most, and most researches have now focused on asthma. More than a thousand different volatile organic compounds have been observed in low concentrations in normal human breath. Alkanes and methylalkanes, the majority of breath volatile organic compounds, have been increasingly used by physicians as a novel method to diagnose many diseases without...

Journal: :Atmosphere 2023

People today spend most of their time indoors; many use fragrances in closed restrooms and bathrooms at home public spaces for masking odors. However, volatile organic compounds (VOCs) that are emitted from indoor have been reported recent years to pose a risk health. In this work, microneedle trap samplers (NTSs) were fabricated, packed with sulfonated divinylbenzene (SDVB) adsorbents, used pa...

Journal: :Journal of chromatographic science 2012
Maurizio D'Auria Gian Luigi Rana Rocco Racioppi Alessandro Laurita

Ascomata of two truffle species, Tuber borchii and T. asa-foetida, both naturally growing in woodlands of the Basilicata region (southern Italy), were identified on the basis of ascospore morphology and compared under a volatile organic compound profile to determine the particular volatile organic compounds that characterize each taxon. Solid-phase microextraction-gas chromatography-mass spectr...

Journal: :Nature communications 2013
Kwang-sun Kim Soohyun Lee Choong-Min Ryu

Bacteria use chemical signals to sense each other and to regulate various physiological functions. Although it is known that some airborne volatile organic compounds function as bacterial signalling molecules, their identities and effects on global gene expression and bacterial physiological processes remain largely unknown. Here we perform microarray analyses of Escherichia coli exposed to vol...

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