Results 111 to 120 of about 307,686 (282)

Mechanisms for Env Glycoprotein Acquisition by Retroviruses [PDF]

open access: yesAIDS Research and Human Retroviruses, 2011
A mandatory step in the formation of an infectious retroviral particle is the acquisition of its envelope glycoprotein (Env). This step invariably occurs by Env positioning itself in the host membrane at the location of viral budding and being incorporated along with the host membrane into the viral particle.
openaire   +2 more sources

Twenty years of dynamic occupancy models: a review of applications and look to the future

open access: yesEcography, EarlyView.
Since their introduction over 20 years ago, dynamic occupancy models (DOMs) have become a powerful and flexible framework for estimating species occupancy across space and time while accounting for imperfect detection. As their popularity has increased and extensions have further expanded their capabilities, DOMs have been applied to increasingly ...
Saoirse Kelleher   +3 more
wiley   +1 more source

Successful Implementation of Environmental Policy and Governance: Understanding and Modeling Micro Governance

open access: yesEnvironmental Policy and Governance, EarlyView.
ABSTRACT Successful implementation of environmental policy and governance highly depends on the capacity to know about, build new and utilize existing governance structures. However, the theoretical tools and available methods to assess the complexity of emerging or existing structures are rather limited.
Diana Giebels   +2 more
wiley   +1 more source

Environmental evaluation of three alternative futures for organic dairy in Denmark. [PDF]

open access: yes
Objective of this study was to explore sustainability of scenarios for organic dairy farming based on visions and goals of the future, by parameterization at farm level.
Boer, I.J.M., de   +2 more
core   +1 more source

Interpretation of in vitro concentration‐response data for risk assessment and regulatory decision‐making: Report from the 2022 IWGT quantitative analysis expert working group meeting

open access: yesEnvironmental and Molecular Mutagenesis, EarlyView.
Abstract Quantitative risk assessments of chemicals are routinely performed using in vivo data from rodents; however, there is growing recognition that non‐animal approaches can be human‐relevant alternatives. There is an urgent need to build confidence in non‐animal alternatives given the international support to reduce the use of animals in toxicity ...
Marc A. Beal   +14 more
wiley   +1 more source

On the Applicability of the Advocacy Coalition Framework for Analyzing EU Policy Processes

open access: yesEuropean Policy Analysis, EarlyView.
ABSTRACT Initially developed for the US context, the Advocacy Coalition Framework (ACF) is increasingly used to analyze policy processes in the EU. But policymaking in EU differs from the US context, why the applicability of ACF in the EU context should be scrutinized.
Fredrik von Malmborg
wiley   +1 more source

Alterations of HIV-1 envelope phenotype and antibody-mediated neutralization by signal peptide mutations.

open access: yesPLoS Pathogens, 2018
HIV-1 envelope glycoprotein (Env) mediates virus attachment and entry into the host cells. Like other membrane-bound and secreted proteins, HIV-1 Env contains at its N terminus a signal peptide (SP) that directs the nascent Env to the endoplasmic ...
Chitra Upadhyay   +5 more
doaj   +1 more source

Perovskite‐based time‐domain signal‐balancing LiDAR sensor with centimeter depth resolution

open access: yesInfoMat, EarlyView.
In this study, we present a monolithic high‐speed perovskite‐based photodetector capable of directly sensing the time delay between two light pulses with a temporal resolution of at least 170 ps. This outstanding time resolution is achieved through a signal‐balancing detection scheme that effectively overcomes the limitations of conventional ...
Gebhard J. Matt   +10 more
wiley   +1 more source

Immunogenicity of HIV-1 Env mRNA and Env-Gag VLP mRNA Vaccines in Mice

open access: yesVaccines
Background: The development of a protective vaccine is critical for conclusively ending the human immunodeficiency virus (HIV) epidemic. Methods: We constructed nucleotide-modified mRNA vaccines expressing HIV-1 Env and Gag proteins.
Qi Ma   +5 more
doaj   +1 more source

CSR disclosure and investment efficiency in MENA countries: The moderating role of CSR committee

open access: yesStrategic Change, EarlyView.
ABSTRACT Corporate social responsibility disclosure (CSRD) is often recognized as a transparency mechanism that allows companies to communicate their commitment to CSR. However, CSRD may also exacerbate agency conflicts. This study addresses these two contrasting perspectives by investigating the impact of CSRD on investment efficiency and exploring ...
Mohamed Malek Belhoula   +3 more
wiley   +1 more source

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