Results 21 to 30 of about 34,995 (285)

Codon-Optimization of Wild-Type Adeno-Associated Virus Capsid Sequences Enhances DNA Family Shuffling while Conserving Functionality

open access: yesMolecular Therapy: Methods & Clinical Development, 2019
Adeno-associated virus (AAV) vectors have become one of the most widely used gene transfer tools in human gene therapy. Considerable effort is currently being focused on AAV capsid engineering strategies with the aim of developing novel variants with ...
Marti Cabanes-Creus   +15 more
doaj   +1 more source

A Hierarchical Approach to Protein Molecular Evolution [PDF]

open access: yes, 1999
Biological diversity has evolved despite the essentially infinite complexity of protein sequence space. We present a hierarchical approach to the efficient searching of this space and quantify the evolutionary potential of our approach with Monte Carlo ...
Crameri   +30 more
core   +2 more sources

Attenuation of porcine reproductive and respiratory syndrome virus by molecular breeding of virus envelope genes from genetically divergent strains [PDF]

open access: yes, 2013
Molecular breeding via DNA shuffling can direct the evolution of viruses with desired traits. By using a positive-strand RNA virus, porcine reproductive and respiratory syndrome virus (PRRSV), as a model, rapid attenuation of the virus was achieved in ...
An   +52 more
core   +1 more source

DNA Shuffling Method for Generating Estrogen Receptor α and β Chimeras in Yeast

open access: yesBioTechniques, 2003
To facilitate our study of the molecular basis for the estrogen receptor (ER) subtype selectivity of novel ligands, we used DNA shuffling to construct chimeric ERs having ligand binding domains derived from both ERα and ERβ.
Jun Sun   +3 more
doaj   +1 more source

Cassette hybridization for vector assembly application in antibody chain shuffling

open access: yesBioTechniques, 2018
Gene assembly methods are an integral part of molecular cloning experiments. The majority of existing vector assembly methods stipulate a need for exonucleases, endonucleases and/or the use of single-stranded DNA as starting materials.
Jing Yi Lai   +3 more
doaj   +1 more source

A single amino acid substitution in the alpha 3 domain of an H-2 class I molecule abrogates reactivity with CTL. [PDF]

open access: yes, 1987
We previously described a somatic cell expressing a variant H-2Dd molecule that did not serve as a target for alloreactive anti-Dd CTL. The mutant cell line had been isolated by its failure to express a serological epitope present on the H-2Dd alpha 3 ...
Bluestone, JA, Potter, TA, Rajan, TV
core   +2 more sources

Large-scale structural analysis of the core promoter in mammalian and plant genomes [PDF]

open access: yes, 2005
DNA encodes at least two independent levels of functional information. The first level is for encoding proteins and sequence targets for DNA-binding factors, while the second one is contained in the physical and structural properties of the DNA molecule ...
Florquin, Kobe   +4 more
core   +1 more source

Development of a D-xylose fermenting and inhibitor tolerant industrial Saccharomyces cerevisiae strain with high performance in lignocellulose hydrolysates using metabolic and evolutionary engineering [PDF]

open access: yes, 2013
Background: The production of bioethanol from lignocellulose hydrolysates requires a robust, D-xylose-fermenting and inhibitor-tolerant microorganism as catalyst.
Boles, Eckhard   +13 more
core   +1 more source

Phase and antigenic variation in mycoplasmas [PDF]

open access: yes, 2010
With their reduced genome bound by a single membrane, bacteria of the Mycoplasma species represent some of the simplest autonomous life forms. Yet, these minute prokaryotes are able to establish persistent infection in a wide range of hosts, even in the ...
Baranowski, Eric   +2 more
core   +2 more sources

Applications of mutagenesis methods on affinity maturation of antibodies in vitro

open access: yes浙江大学学报. 农业与生命科学版, 2016
Antibodies selected from naive antibody libraries usually have low affinity at the micromolar level. Meanwhile, the affinities of natural antibodies obtained by repeated immunization were also observed to have a limit around 100 picomole because of the ...
LIU Yuan   +7 more
doaj   +1 more source

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