Results 71 to 80 of about 1,279,052 (360)

Exposure assessment to support on-farm risk characterisation for pesticides [PDF]

open access: yes, 2001
C. D. Brown, K. Lewis, and A. Hart, ‘Exposure assessment to support on-farm risk characterisation for pesticides’ paper presented at the European Meeting of the Society of Environmental Toxicology and Chemistry (SETAC), 26 -29 August 20001, Copenhagen ...
Brown, C.D., Hart, A., Lewis, Kathleen
core  

Characterization of fungal carbonyl sulfide hydrolase belonging to clade D β‐carbonic anhydrase

open access: yesFEBS Letters, EarlyView.
Here, we performed a functional analysis of the fungal enzymes belonging to clade D of the β‐class carbonic anhydrase family (β‐D‐CA). The β‐D‐CAs in the basidiomycete Gloeophyllum trabeum and the ascomycete Trichoderma harzianum showed very low activity in the hydration of CO2 but exhibited high activity in the hydrolysis of carbonyl sulfide (COS ...
Ryuka Iizuka   +6 more
wiley   +1 more source

Challenges for chemical sciences in the 21st century [PDF]

open access: yesHemijska Industrija, 2004
Chemistry and chemical engineering have changed very significantly in the last half century. From classical sciences they have broadened their scope into biology, medicine, physics, material science, nanotechnology, computation and advanced methods of ...
Čeković Živorad
doaj   +1 more source

Pushing the Limits of Quantum Computing for Simulating PFAS Chemistry [PDF]

open access: yesarXiv, 2023
Accurate and scalable methods for computational quantum chemistry can accelerate research and development in many fields, ranging from drug discovery to advanced material design. Solving the electronic Schrodinger equation is the core problem of computational chemistry.
arxiv  

Spiral Galaxies as Enantiomers: Chirality, an Underlying Feature in Chemistry and Astrophysics [PDF]

open access: yesChirality18:17-23,2006, 2005
Spiral galaxies are axi-symmetric objects showing 2D-chirality when projected onto a plane. Features in common with tetrahedral molecules are pointed out, in particular the existence of a preferred chiral modality for genetic galaxies as in aminoacids and sugars. Environmental effects can influence the intrinsic chirality of originally isolated stellar
arxiv   +1 more source

The Infiltration Education of Environmental Protection Consciousness on the Analysis Chemistry Teaching [PDF]

open access: yes, 2018
Infiltrate environmental protection awareness into the teaching of analytical chemistry, and combine environmental education and analytical chemistry teaching organically.
Wang, Jing-Ping
core   +1 more source

A histidine‐rich extension of the mitochondrial F0 subunit ATP6 from the ice worm Mesenchytraeus solifugus increases ATP synthase activity in bacteria

open access: yesFEBS Letters, EarlyView.
The glacier ice worm Mesenchytraeus solifugus survives year‐round at 0 °C. Its ATP6 subunit, which forms a regulatory component of the proton pore in mitochondrial ATP synthase, has a carboxy‐terminal extension not found in any other organism examined to date. Here, we show that fusion of this extension to the homologous AtpB protein in E. coli results
Truman Dunkley   +2 more
wiley   +1 more source

The Spectroscopic Characterization of Halogenated Pollutants through the Interplay between Theory and Experiment: Application to R1122

open access: yesMolecules, 2022
In the last decade, halogenated ethenes have seen an increasing interest for different applications; in particular, in refrigeration, air-conditioning and heat pumping.
Andrea Pietropolli Charmet   +3 more
doaj   +1 more source

Chemical elements in our environment [PDF]

open access: yes, 2010
Humans are intimately linked to the Earth’s surface environment; we are fundamentally dependent on it, yet we are responsible for many aspects of environmental change.
Scheib, Cathy
core  

Ablation of LRP6 in alpha‐smooth muscle actin‐expressing cells abrogates lung inflammation and fibrosis upon bleomycin‐induced lung injury

open access: yesFEBS Letters, EarlyView.
Low‐density lipoprotein receptor‐related protein 6 (LRP6) is a key receptor for the Wnt antagonist Dickkopf1 (DKK1). DKK1 protein expression is induced in a bleomycin (BLM)‐induced lung injury model. We show that DKK1 induces proinflammatory and profibrotic genes in lung fibroblasts.
Eun‐Ah Sung   +6 more
wiley   +1 more source

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