Results 81 to 90 of about 24,035,647 (351)

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Environmental radiation surveillance in Kansas, 1989-1990

open access: yes, 1990
Prepared by Environmental Radiation and Emergency Preparedness Section, Radiation Control Program, Bureau of Environmental Health ServicesThis publication reports the results of the environmental radiation surveillance programs conducted by the Kansas ...
Kansas Bureau of Environmental Health Services
core   +1 more source

Comparison of the efficiency of three methods of isolating fish DNA from environmental samples [PDF]

open access: yes, 2014
The Lake Ecosystem Restoration New Zealand (LERNZ) project was initiated to restore indigenous biodiversity in lakes in part by developing new pest fish management and control technologies.
Watson, Nathan   +2 more
core  

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Colorimetric Assay for 4-Phenylthiosemicarbazide Detection in Environmental Samples Based on Prussian Blue Nanoparticles Formation Ion [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2017
In this research, a fast colorimetric method for the detection of 4-phenylthiosemicarbazid (4-PTSC) in environmental samples, is reported for the first time.
Amir Hatamie   +3 more
doaj  

Interpretations of Environmental Microbial Community Studies Are Biased by the Selected 16S rRNA (Gene) Amplicon Sequencing Pipeline

open access: yesFrontiers in Microbiology, 2020
One of the major methods to identify microbial community composition, to unravel microbial population dynamics, and to explore microbial diversity in environmental samples is high-throughput DNA- or RNA-based 16S rRNA (gene) amplicon sequencing in ...
Daniel Straub   +6 more
doaj   +1 more source

Ohio Environmental Education Fund State Fiscal Year 2021 agenda

open access: yes, 2020
"March 2020."Grant programs -- Environmental science and engineering career initiatives -- Water quality education and monitoring by students and citizens -- ContactThis fact sheet summarizes the SFY21 annual plan of the office of Environmental Education
Ohio EPA. Office of Environmental Education
core  

Identification of a Shiga toxin A‐derived peptide internalized into Gb3 receptor‐bearing cells via interaction with the Shiga toxin B subunit

open access: yesFEBS Letters, EarlyView.
The process of internalization of the Shiga toxin A subunit via formation of a complex with the Shiga toxin B subunit, which specifically binds to the Gb3 receptor. The peptide is designed to act as a carrier of drugs into cancer cells. Here, we explored the potential of peptides derived from the catalytic A subunit of Shiga toxin (STxA) to be drug ...
Giulia Opassi   +6 more
wiley   +1 more source

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