Results 41 to 50 of about 106,130 (263)

VETERINARY EMERGENCY SERVICE AND POTENTIAL OCCUPATIONAL EXPOSURE TO BIOLOGICAL AGENT IN CLUJ COUNTY: BIOSAFETY RISK ASSESSMENT

open access: yesAgricultura, 2018
The veterinarian from the emergency service is part of the professional group exposed to biological agents harmful to the health. The main types of biological agent can be zoonotic and vector born diseases.
Cosmin Peștean   +3 more
doaj   +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

Robust Cuts Over Time: Combatting the Spread of Invasive Species with Unreliable Biological Control [PDF]

open access: yes, 2021
Widespread accounts of the harmful effects of invasive species have stimulated both practical and theoretical studies on how the spread of these destructive agents can be contained.
Spencer, Gwen
core   +1 more source

The role of miR‐335‐5p in the redifferentiation of BRAF p.V600E thyroid cancers

open access: yesMolecular Oncology, EarlyView.
The BRAF p.V600E mutation promotes thyroid cancer dedifferentiation and radioiodine resistance. Using a network approach, we identified miR‐335‐5p as a key regulator of BRAF‐mutated thyroid tumors. Restoring miR‐335‐5p increased thyroid‐specific gene expression and iodine uptake in cells and organoids.
Valeria Pecce   +11 more
wiley   +1 more source

Harmful biological agents in dental care facilities [PDF]

open access: yes, 2012
Głównym zagrożeniem zawodowym dla personelu medycznego w gabinetach stomatologicznych jest kontakt z krwią i śliną pacjenta oraz bioaerozol powstający podczas pracy z wysokoobrotowymi narzędziami stomatologicznymi.
Ławniczek-Wałczyk, A.   +3 more
core  

Biological control of Microcystis dominated harmful algal blooms [PDF]

open access: yes, 2010
Freshwater resources are now threatened by the presence and increase of harmful algal blooms (HAB) all over the world. The HABs are sometimes a direct result of anthropogenic pollution entering waterbodies, such as partially treated nutrient-rich ...
Ross, G, Cloete, ET, Gumbo, RJ
core   +2 more sources

Predicting direct and indirect effects of biological control agents. [PDF]

open access: yes, 2020
Growing public concern about the harmful health and environmental effects of pesticides, combined with the rapid evolution of pest resistance to chemical control, mean that biological control agents are increasingly being advocated to suppress pests ...
Kotula, Hannah Jacqueline
core   +1 more source

Dimethyl fumarate combined with cisplatin at subcytotoxic doses sensitizes cervical cancer toward ferroptosis and apoptosis through GSH restriction and p53 (re)activation

open access: yesMolecular Oncology, EarlyView.
Dimethyl fumarate (DMF) reduces growth of HPV‐positive cervical cancer spheroids and induces ferroptosis in cervical cancer cells via blocking SLC7A11/Glutathione (GSH) axis. Combination of subcytotoxic doses of DMF and cisplatin (CDDP) further suppresses spheroid growth and drives cell death in 2D culture models.
Carolina Punziano   +6 more
wiley   +1 more source

[Harmful biological agents at museum workposts].

open access: yesMedycyna pracy, 2012
The aim of the studies was to determine the level and kind of microbiological contamination of air and surfaces in museum premises with various collection specificities. In addition, the criteria for selecting indicators of contamination with harmful biological agents at museum workposts are proposed.The analysis of microbial contamination was carried ...
Justyna, Skóra   +3 more
openaire   +1 more source

Quantifying the impacts of cactus biological control agents in South Africa [PDF]

open access: yes, 2022
Invasive alien cacti are prominent weeds that threaten indigenous biodiversity and have a negative impact on agricultural productivity in South Africa.
Mnqeta, Zezethu
core   +2 more sources

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