Results 101 to 110 of about 283,041 (288)

An efficient one-step site-directed deletion, insertion, single and multiple-site plasmid mutagenesis protocol

open access: yes, 2012
Background: Mutagenesis plays an essential role in molecular biology and biochemistry. It has also been used in enzymology and protein science to generate proteins which are more tractable for biophysical techniques.
Liu, Huanting, Naismith, James Henderson
core   +1 more source

Chlorination‐Enabled Oxygen Control and Dual‐Sulfur Source Aided Trap Passivation to Unlock 8.24% Efficient Sb2S3 Photovoltaic Devices

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates a scalable, low‐temperature synthesis strategy that combines a thioacetamide (TA)‐based dual sulfur source with CdS chlorination, enabling the formation of high‐quality Sb2S3 with a reduced open‐circuit voltage loss, resulting in improved device efficiency.
Vijay C. Karade   +16 more
wiley   +1 more source

The molecular determinants and consequences of recombination in the evolution of human enteroviruses [PDF]

open access: yes
Recombination is an important biological process in a diverse range of viruses, particularly those with single-stranded ribonucleic acid (RNA) genomes including the enteroviruses.
Lowry, Kym
core  

ORBIT: a New Paradigm for Genetic Engineering of Mycobacterial Chromosomes

open access: yesmBio, 2018
Two efficient recombination systems were combined to produce a versatile method for chromosomal engineering that obviates the need to prepare double-stranded DNA (dsDNA) recombination substrates.
Kenan C. Murphy   +5 more
doaj   +1 more source

Self‐Adaptive Anhydrous Passivation Mitigates Open‐Circuit Voltage Loss in Pb‐Sn Mixed Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
In this report, a self‐adaptive anhydrous passivation strategy is introduced by incorporating trimellitic anhydride (TMAH) into the perovskite precursor. In situ hydrolysis of TMAH yields trimellitic acid (TMA); ‐C═O/‐COO− groups of TMAH/TMA form a chelate with undercoordinated Pb2+/Sn2+, regulate nucleation, promote (100) orientation, passivate ...
Md. Ataur Rahman   +6 more
wiley   +1 more source

Distinct roles for two RAD51-related genes in Trypanosoma brucei antigenic variation

open access: yes, 2005
In Trypanosoma brucei, DNA recombination is crucial in antigenic variation, a strategy for evading the mammalian host immune system found in a wide variety of pathogens.
Proudfoot, C   +3 more
core   +1 more source

Long‐Range Coordination Environment Modulates Single‐Atom Local States and Systemic Impact on CO2 Photoconversion

open access: yesAdvanced Functional Materials, EarlyView.
Terminal groups on Cu porphyrins modulate the electronic states of single‐atom Cu centers through a long‐range electronic effect, without altering the Cu coordination geometry. Meanwhile, a multi‐descriptor framework is established that incorporates porphyrin regulation, hybrid catalyst properties, and CO2 photoreduction capabilities.
Yi Zhang   +13 more
wiley   +1 more source

Genome sequence of bacteriophage ΦAR29: a basis for integrative plasmid vectors

open access: yes, 2005
The initial aim of this project was to characterise the integrative recombination mechanism of bacteriophage ΦAR29 , to provide a better understanding for development of the shuttle plasmid pBA as a site-specific Bacteroides integration vector.
Seet, Shawn Ginn Ming
core  

Crystal structure of Hop2-Mnd1 and mechanistic insights into its role in meiotic recombination [PDF]

open access: yes, 2015
In meiotic DNA recombination, the Hop2-Mnd1 complex promotes Dmc1-mediated single-stranded DNA (ssDNA) invasion into homologous chromosomes to form a synaptic complex by a yet-unclear mechanism.
Dal Peraro, Matteo   +29 more
core   +1 more source

Designed Lewis Acid–Base Passivation for High Performance Perovskite Solar Cells

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Silicon's high cost and long energy payback time remain major barriers to the global expansion of solar power. In contrast, metal–halide perovskites offer abundant, solution‐processable absorbers, and have achieved efficiencies of 25%–30%, positioning them as strong competitors to silicon.
Afna Manaf   +4 more
wiley   +1 more source

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