Results 31 to 40 of about 3,618,105 (334)

Bacterial Inactivation of Transforming Deoxyribonucleate [PDF]

open access: yesJournal of Bacteriology, 1971
Competent and noncompetent bacteria are able to bind deoxyribonucleate (DNA). The consequence of this binding is different for the two types of bacteria. Competent bacteria are able to utilize the DNA for transformation. DNA exposed to noncompetent bacteria loses its biological activity with a coincident reduction in the double-stranded molecular ...
F P, Haseltine, M S, Fox
openaire   +2 more sources

Tomato protoplast DNA transformation: physical linkage and recombination of exogenous DNA sequences [PDF]

open access: yes, 1987
Tomato protoplasts have been transformed with plasmid DNA's, containing a chimeric kanamycin resistance gene and putative tomato origins of replication.
A Crossway   +38 more
core   +4 more sources

The bacterial transformation of abietic acid [PDF]

open access: yesBiochemical Journal, 1968
An Alcaligenes species, which was isolated from soil, can utilize abietic acid as its sole carbon source. During growth, the bacterium transforms abietic acid into 5α-hydroxyabietic acid (I, R=OH), a product considered to be 7β-hydroxy-13-isopropyl-8ξ-podocarp-13-en-15-oic acid (II, R=H) and a compound, C20H28O3, which is believed to be an epoxy-γ ...
B E, Cross, P L, Myers
openaire   +2 more sources

The Origin, Succession, and Predicted Metabolism of Bacterial Communities Associated with Leaf Decomposition. [PDF]

open access: yes, 2019
Intraspecific variation in plant nutrient and defensive traits can regulate ecosystem-level processes, such as decomposition and transformation of plant carbon and nutrients.
Gilbert, Jack A   +2 more
core   +1 more source

Inclusion of seasonal variation in river system microbial communities and phototroph activity increases environmental relevance of laboratory chemical persistence tests [PDF]

open access: yes, 2020
Regulatory tests assess crop protection product environmental fate and toxicity before approval for commercial use. Although globally applied laboratory tests can assess biodegradation, they lack environmental complexity.
Bending, G. D.   +4 more
core   +1 more source

Agrobacterium rhizogenes-transformed roots of Astragalus membranaceus (Fisch. Ex Link) Bunge as a source of valuable secondary metabolites

open access: yesBIO Web of Conferences, 2020
In this study the results of agrobacterial transformation of Astragalus membranaceus (Fisch. Ex Link) Bunge, a medicinal plant from Mongolia and China with a wide spectrum of pharmacological action were presented. As explants for transformation, in vitro
Novikova Tatyana   +4 more
doaj   +1 more source

Bacterial community and arsenic functional genes diversity in arsenic contaminated soils from different geographic locations. [PDF]

open access: yesPLoS ONE, 2017
To understand how soil microbial communities and arsenic (As) functional genes respond to soil arsenic (As) contamination, five soils contaminated with As at different levels were collected from diverse geographic locations, incubated for 54 days under ...
Yunfu Gu   +6 more
doaj   +1 more source

Bacterial Transformation of Aromatic Monomers in Softwood Black Liquor

open access: yesFrontiers in Microbiology, 2021
The valorization of lignin, a major component of plant-derived biomass, is essential to sustainable biorefining. We identified the major monoaromatic compounds present in black liquor, a lignin-rich stream generated in the kraft pulping process, and ...
Laura E. Navas   +9 more
doaj   +1 more source

Establishment and validation of a callus tissue transformation system for German chamomile (Matricaria chamomilla L.)

open access: yesBMC Plant Biology, 2023
Background German chamomile (Matricaria chamomilla L.) is an important medicinal plant, and the essential oils in the flowers have various biological activities.
Yuling Tai   +8 more
doaj   +1 more source

Citric acid/β-alanine carbon dots as a novel tool for delivery of plasmid DNA into E. coli cells

open access: yesScientific Reports, 2021
Successful delivery of plasmid DNA into the microbial cells is fundamental in recombinant DNA technology. Natural bacterial transformation is limited to only certain species due in part to the repulsive forces between negatively charged DNA and bacterial
Anju Pandey   +5 more
doaj   +1 more source

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