Results 81 to 90 of about 18,853,489 (341)
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee +3 more
wiley +1 more source
Evaluation of heterotrophic plate and chromogenic agar colony counting in water quality laboratories
The enumeration of bacteria using plate-based counts is a core technique used by food and water microbiology testing laboratories. However, manual counting of bacterial colonies is both time and labour intensive, can vary between operators and also ...
Gary Hallas, Paul Monis
doaj +1 more source
Traveling Upstream: Improving Water Quality of the Mississippi River [PDF]
In 2004, McKnight hired Headwaters Group Philanthropic Services, LLC, (Headwaters) to research and assess water quality issues on the Mississippi River.
core
We identified a systemic, progressive loss of protein S‐glutathionylation—detected by nonreducing western blotting—alongside dysregulation of glutathione‐cycle enzymes in both neuronal and peripheral tissues of Taiwanese SMA mice. These alterations were partially rescued by SMN antisense oligonucleotide therapy, revealing persistent redox imbalance as ...
Sofia Vrettou, Brunhilde Wirth
wiley +1 more source
Water Quality Project Evaluation A Handbook for Objectives-Based Evaluation of Water Quality Projects [PDF]
PDF pages ...
Bonar Bouton, Elysabeth K. +4 more
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Tau acetylation at K331 has limited impact on tau pathology in vivo
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto +3 more
wiley +1 more source
How reliable are estimates of trace contaminants in rivers based on monthly grab samples?
Background Water quality assessment must rely on representative samples, but obtaining them is increasingly challenging given the growing number and diversity of trace contaminants emitted into water bodies.
Nikolaus Weber +9 more
doaj +1 more source
Water Quality Trading: Legal Analysis for Georgia Watersheds [PDF]
Water quality trading is a policy tool that could improve the cost effectiveness of achieving environmental goals, but it is not currently used in the state of Georgia.
Ben Thompson, Kristin Rowles
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Structural insights into an engineered feruloyl esterase with improved MHET degrading properties
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa +5 more
wiley +1 more source
Automated monitoring of recovered water quality [PDF]
Laboratory prototype water quality monitoring system provides automatic system for online monitoring of chemical, physical, and bacteriological properties of recovered water and for signaling malfunction in water recovery system.
Hartung, W. H. +2 more
core +1 more source

