Results 81 to 90 of about 54,407 (151)

The effects of Centella asiatica (L.) Urban on neural differentiation of human mesenchymal stem cells in vitro

open access: yesBMC Complementary and Alternative Medicine, 2019
Background Centella asiatica (L.) Urban, known as Indian Pennywort, is a tropical medicinal plant from Apiaceae family native to Southeast Asian countries. It has been widely used as a nerve tonic in Ayuverdic medicine since ancient times.
Norazzila Omar   +3 more
doaj   +1 more source

Effect of EcRecX on RecA and RecA variant filaments.

open access: yes, 2015
Quantitation of electron microscopy results. The fraction of observed molecules in each category described in the text and in Fig 4 are summarized.Effect of EcRecX on RecA and RecA variant filaments.
Sindhu Chitteni-Pattu (750595)   +5 more
core   +1 more source

Caracterização e classificação de sistemas agroflorestais em Nova Califórnia, Rondônia. [PDF]

open access: yes, 2023
Neste trabalho objetivou-se descrever os SAFs, os principais arranjos de espécies e classificar os consórcios agroflorestais localizados no ramal Baixa Verde, em propriedades relacionadas com o Projeto ...
OLIVEIRA, T. K. de   +5 more
core  

UV- and MMS-induced mutagenesis of lambdaO(am)8 phage under nonpermissive conditions for phage DNA replication. [PDF]

open access: yes, 2003
Mutagenesis in Escherichia coli, a subject of many years of study is considered to be related to DNA replication. DNA lesions nonrepaired by the error-free nucleotide excision repair (NER), base excision repair (BER) and recombination repair (RR), stop ...
Felczak, Magdalena   +3 more
core   +1 more source

RecA-SSB Interaction Modulates RecA Nucleoprotein Filament Formation on SSB-Wrapped DNA

open access: yes, 2017
E. coli RecA recombinase catalyzes the homology pairing and strand exchange reactions in homologous recombinational repair. RecA must compete with single-stranded DNA binding proteins (SSB) for single-stranded DNA (ssDNA) substrates to form RecA ...
Hung-Yi Wu, Chih-Hao Lu, Hung-Wen Li
core   +1 more source

Changes in the tension in dsDNA alter the conformation of RecA bound to dsDNA–RecA filaments [PDF]

open access: yes, 2017
The RecA protein is an ATPase that mediates recombination via strand exchange. In strand exchange a single-stranded DNA (ssDNA) bound to RecA binding site I in a RecA/ssDNA filament pairs with one strand of a double-stranded DNA (dsDNA) and forms ...
Kleckner, Nancy   +5 more
core   +1 more source

Transoceanic spreading of pathogenic strains of Vibrio parahaemolyticus with distinctive genetic signatures in the recA gene.

open access: yesPLoS ONE, 2015
Vibrio parahaemolyticus is an important human pathogen whose transmission is associated with the consumption of contaminated seafood. Consistent multilocus sequence typing for V.
Narjol González-Escalona   +3 more
doaj   +1 more source

Psicología evolutiva de 1 a 16 años

open access: yes, 1958
Contiene: El niño de 1 a 5 años (394 p.) -- El niño de 5 a 10 años (401 p.) -- El adolescente de 10 a 16 años (540 p.
Gessell, Arnold
core  

CHARACTERIZATION OF RECA GENES AND RECA MUTANTS OF RHIZOBIUM-MELILOTI AND RHIZOBIUM-LEGUMINOSARUM BIOVAR VICIAE

open access: yes, 1991
Selbitschka W, Arnold W, PRIEFER UB, et al. CHARACTERIZATION OF RECA GENES AND RECA MUTANTS OF RHIZOBIUM-MELILOTI AND RHIZOBIUM-LEGUMINOSARUM BIOVAR VICIAE. MOLECULAR & GENERAL GENETICS.
Selbitschka, Werner   +6 more
core   +1 more source

Cloning of the recA gene from a free-living leptospire and distribution of RecA-like protein among spirochetes. [PDF]

open access: yes, 1991
A recombinant plasmid carrying the recA gene of Leptospira biflexa serovar patoc was isolated from a cosmid library of genomic DNA by complementation of an Escherichia coli recA mutation. The cloned serovar patoc recA gene efficiently restored resistance
Stamm, L.V.   +2 more
core   +1 more source

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