نتایج جستجو برای: hch

تعداد نتایج: 623  

2015
Keisuke Nagasaki Tomoko Saito Masaki Takagi Tomonobu Hasegawa Gen Nishimura

Introduction The diagnosis of hypochondroplasia (HCH) is hampered by absence of radiological criteria relevant to the agedependent manifestations, particularly those in the neonatal period. This work deals with the radiological features in hypochondroplastic neonates with a FGFR3 mutation, including quantitative measurement that facilitates the definitive diagnosis. We propose the radiological ...

2016
Cyrielle Gasc Jean-Yves Richard Pierre Peyret

Bacillus subtilisstrain HUK15 has been isolated from hexachlorocyclohexane (HCH)-long-term-contaminated soil. The genome of strain HUK15 was sequenced to investigate its adaptation toward HCH and its potential capability to degrade the pesticide. Here, we report the annotated draft genome sequence (~4.3 Mbp) of this strain.

Journal: :Journal of bacteriology 2012
Shailly Anand Naseer Sangwan Pushp Lata Jasvinder Kaur Ankita Dua Amit Kumar Singh Mansi Verma Jaspreet Kaur Jitendra P Khurana Paramjit Khurana Saloni Mathur Rup Lal

Sphingobium indicum B90A, an efficient degrader of hexachlorocyclohexane (HCH) isomers, was isolated in 1990 from sugarcane rhizosphere soil in Cuttack, India. Here we report the draft genome sequence of this bacterium, which has now become a model system for understanding the genetics, biochemistry, and physiology of HCH degradation.

2016
Cyrielle Gasc Jean-Yves Richard Pierre Peyret

Pseudomonassp. HUK17 has been isolated from hexachlorocyclohexane (HCH) long-term contaminated soil. The genome of strain HUK17 was sequenced to elucidate its adaptation toward HCH and to evaluate the presence of pesticide degradation pathways. Here, we report the annotated draft genome sequence (~2.6 Mbp) of this strain.

2015
T. F. Bidleman

Air samples collected during 1994–2000 at the Canadian Arctic air monitoring station Alert (8230 N, 6220W) were analysed by enantiospecific gas chromatography–mass spectrometry for αhexachlorocyclohexane (α-HCH), trans-chlordane (TC) and cis-chlordane (CC). Results were expressed as enantiomer fractions (EF = peak areas of (+)/[(+)+ (−)] enantiomers), where EFs = 0.5, < 0.5 and > 0.5 indicate r...

Journal: :Journal of environmental chemical engineering 2021

Soils contaminated with hexachlorocyclohexanes (HCHs) are a legacy of the heavy use lindane during 20th century. This pesticide production generated large amounts residues other HCH isomers, which were habitually mismanaged. The sediments treated in this work (coming from an old landfill) example environmental problem global dimensions. efficient remediation these sediments, mainly β-HCH (99 mg...

2013
Avik Acharya Chowdhury Jaydeep Chaudhuri Nabendu Biswas Anirban Manna Saurav Chatterjee Sanjit K. Mahato Utpal Chaudhuri Parasuraman Jaisankar Santu Bandyopadhyay

BACKGROUND Hydroxychavicol (HCH), a constituent of Piper betle leaf has been reported to exert anti-leukemic activity through induction of reactive oxygen species (ROS). The aim of the study is to optimize the oxidative stress -induced chronic myeloid leukemic (CML) cell death by combining glutathione synthesis inhibitor, buthionine sulfoximine (BSO) with HCH and studying the underlying mechani...

Journal: :Arhiv za higijenu rada i toksikologiju 2007
Snjezana Herceg Romanic Blanka Krauthacker

Levels of six PCB congeners and seven organochlorine pesticides were investigated and compared in ambient air and in pine needle samples. The applied methods are suitable for the analysis of PCBs and organochlorine pesticides in environmental samples and for their detection in recent intakes. DDE, HCB, lindane, PCB-28, PCB-52, PCB-101, PCB-138 and PCB-153 were found in all pine needle and air s...

2012
Taizo Tsuda

Organochlorine pesticides such as DDT and HCH had been abundantly produced and used since the around twentieth century in all over the world and environmental pollution, food contamination and human body pollution had developed into social problem because of their high bioconcentration potential and high persistency. The use and manufacturing of DDT and HCH were forbidden in many countries incl...

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