Results 51 to 60 of about 10,201,580 (262)

RNA‐related functions of BRCA2 in transcription, replication, and genome stability

open access: yesFEBS Letters, EarlyView.
Beyond its role in homologous recombination, BRCA2 regulates R‐loop homeostasis, DNA–RNA hybrid resolution, RNA polymerase II dynamics, and transcriptional activation. Disruption of any of these functions can contribute to genome instability, inflammatory signaling, and tumorigenesis. BRCA2 is a central tumor suppressor protein best known for its roles
Lucia Alvaro‐Aranda   +2 more
wiley   +1 more source

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

Announcing a correspondence course on leadership : a project of the Virginia Cooperative Extension Service

open access: yes, 1983
A brochure announcing a new correspondence course offered through the Cooperative Extension ...
Virginia Cooperative Extension Service
core  

Impact Statements. Virginia Cooperative Extension

open access: yes, 2020
A collection of impact statements from Virginia State University and Virginia Tech’s Virginia Cooperative Extension program concerning many different projects done with Virginia rural and urban farmers.
Nartea, Theresa J.
core  

Membrane composition and thermodynamic identity as boundaries of life for synthetic cell research

open access: yesFEBS Letters, EarlyView.
What makes a cell a cell? The boundary of a living cell is not just a wall. Read as a Markov blanket, the membrane separates internal from external states, generating identity and non‐equilibrium order. Can this identity be rebuilt from scratch in a synthetic cell?
Caterina Presutti, Bert Poolman
wiley   +1 more source

A covalent organic framework membrane with highly selective and permeable artificial sodium channels via ion recognition

open access: yesNature Communications
Biological sodium channels efficiently discriminate between same–charge ions with similar hydration shells. However, achieving precise ion selectivity and high throughput in artificial ion channel fabrication remains challenging.
Jing Wang   +8 more
doaj   +1 more source

Values, ethics and empowering the self through cooperative education [PDF]

open access: yes, 2011
Following the recent global financial crisis and the collapse of major organisations such as Lehman Brothers, and the earlier corporate failings of Enron and HIH, there has been a shift of focus towards the role of ethics education in the formation of ...
Campbell, Matthew   +2 more
core   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Virginia Cooperative Extension Pledge Form

open access: yes, 2014
This is a two page gift/pledge form in support of Virginia Cooperative ...

core  

Local Versus Global Control Laws for Cooperative Agent Teams

open access: yes, 1992
The design of the control laws governing the behavior of individual agents is crucial for the successful development of cooperative agent teams. These control laws may utilize a combination of local and/or global knowledge to achieve the resulting ...
Parker, Lynne E., Lynne E. Parker
core   +1 more source

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