Results 91 to 100 of about 1,306,827 (384)

Alternative Non-Homologous End-Joining: Error-Prone DNA Repair as Cancer’s Achilles’ Heel [PDF]

open access: gold, 2021
Daniele Caracciolo   +4 more
openalex   +1 more source

The anti‐CRISPR protein AcrIE8.1 inhibits the type I‐E CRISPR‐Cas system by directly binding to the Cascade subunit Cas11

open access: yesFEBS Letters, EarlyView.
In this study, we present the structure of AcrIE8.1, a previously uncharacterized anti‐CRISPR protein that inhibits the type I‐E CRISPR‐Cas system. Through a combination of structural and biochemical analyses, we demonstrate that AcrIE8.1 directly binds to the Cas11 subunit of the Cascade complex to inhibit the CRISPR‐Cas system.
Young Woo Kang, Hyun Ho Park
wiley   +1 more source

Estudo comparativo de propriedades biomecânicas da porção central do tendão calcâneo congelado e a fresco Comparative study on biomechanical properties of the central portion of frozen and fresh calcaneus tendon

open access: yesActa Ortopédica Brasileira, 2007
Métodos de armazenamento de aloenxertos podem alterar certas características mecânicas dos tecidos. Com o objetivo de analisar a influência do fenômeno de congelamento e do tempo de armazenamento sobre as propriedades biomecânicas de tendões, os autores ...
Rodrigo Bezerra de Menezes Reiff   +3 more
doaj   +1 more source

Altering symplectic manifolds by homologous recombination [PDF]

open access: yes, 2010
We use symplectic cohomology to study the non-uniqueness of symplectic structures on the smooth manifolds underlying affine varieties. Starting with a Lefschetz fibration on such a variety and a finite set of primes, the main new tool is a method, which ...
Abouzaid, Mohammed, Seidel, Paul
core  

An intracellular transporter mitigates the CO2‐induced decline in iron content in Arabidopsis shoots

open access: yesFEBS Letters, EarlyView.
This study identifies a gene encoding a transmembrane protein, MIC, which contributes to the reduction of shoot Fe content observed in plants under elevated CO2. MIC is a putative Fe transporter localized to the Golgi and endosomal compartments. Its post‐translational regulation in roots may represent a potential target for improving plant nutrition ...
Timothy Mozzanino   +7 more
wiley   +1 more source

Mediterranean Fin Whales (Balaenoptera physalus) Threatened by Dolphin MorbilliVirus [PDF]

open access: yes, 2015
During 2011-2013, dolphin morbillivirus was molecularly identified in 4 stranded fin whales from the Mediterranean Sea. Nucleoprotein, phosphoprotein, and hemagglutinin gene sequences of the identified strain were highly homologous with those of a ...
BEFFAGNA, GIORGIA   +11 more
core   +3 more sources

Homologous recombination-deficient tumors are hyper-dependent on POLQ-mediated repair

open access: yesNature, 2015
Large-scale genomic studies have shown that half of epithelial ovarian cancers (EOCs) have alterations in genes regulating homologous recombination (HR) repair.
Raphael Ceccaldi   +11 more
semanticscholar   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

The Challenge of Defining Laterality in Horses: Is It Laterality or Just Asymmetry?

open access: yesAnimals
The defining characteristic of laterality is the dominance of one side of the brain controlling specific functions of paired organs or on one side of the body.
Kevin K. Haussler   +4 more
doaj   +1 more source

Exploiting Homology Information in Nontemplate Based Prediction of Protein Structures [PDF]

open access: yes, 2015
In this paper we describe a novel strategy for exploring the conformational space of proteins and show that this leads to better models for proteins the structure of which is not amenable to template based methods. Our strategy is based on the assumption
Alfredo Iacoangeli   +3 more
core   +2 more sources

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