Results 61 to 70 of about 711,081 (309)

Identification of early molecular markers associated with the mantled phenotype in micropropagated oil palms by subtractive PCR and cDNA array analysis [PDF]

open access: yes, 2007
Tissue culture of oil palm induces somaclonal variation. The main one, known as the mantled abnormality, displays homeotic floral modifications and is associated with a lower oil yield. To detect abnormal cell lines as early as possible during the tissue
Beulé, Thierry   +5 more
core  

Multiple feedback loops through cytokinin signaling control stem cell number within the Arabidopsis shoot meristem [PDF]

open access: yes, 2009
A central unanswered question in stem cell biology, both in plants and in animals, is how the spatial organization of stem cell niches are maintained as cells move through them.
Anders   +33 more
core   +2 more sources

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

Suspension cell cultures of Panax vietnamensis as a biotechnological source of ginsenosides: growth, cytology, and ginsenoside profile assessment

open access: yesFrontiers in Plant Science
IntroductionPanax vietnamensis is a valuable medicinal plant and a source of a broad spectrum of biologically active ginsenosides of different structural groups.
Maria V. Titova   +12 more
doaj   +1 more source

Shear rate as scale-up criterion of the protein production with enhanced proteolytic activity by phosphate addition in the Jacaratia mexicana cell culture

open access: yesBiotechnology & Biotechnological Equipment, 2021
The main challenge in bioreactor scale-up is maintaining the bioprocess productivity. The aim of the present work was to scale-up the protein production with enhanced proteolytic activity by phosphate addition in Jacaratia mexicana cell culture, by using
Sergio García-Salas   +3 more
doaj   +1 more source

The advent of plant cells in bioreactors

open access: yesFrontiers in Plant Science, 2023
Ever since agriculture started, plants have been bred to obtain better yields, better fruits, or sustainable products under uncertain biotic and abiotic conditions.
Fuensanta Verdú-Navarro   +4 more
doaj   +1 more source

Control of anthocyanin biosynthesis pathway gene expression by eutypine, a toxin from Eutypa lata, in grape cell tissue cultures [PDF]

open access: yes, 2003
Eutypine, 4-hydroxy-3-(3-methyl-3-butene-1-ynyl) benzaldehyde, is a toxin produced by Eutypa lata, the causal agent of Eutypa dieback in grapevine. The effect of the toxin on anthocyanin synthesis has been investigated in Vitis vinifera cv.
Afifi, Maha   +6 more
core   +4 more sources

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Agrobacterium pRi TL-DNA rolB and TR-DNA Opine Genes Transferred to the Spiny Amaranth (Amaranthus spinosus L.), A Nutraceutical Crop

open access: yesFood Technology and Biotechnology, 2013
In vitro rhizogenesis occurred with a characteristic pattern typical of transformed roots following explant (internode/leaf) inoculation of Amaranthus spinosus L. with four different wild type Agrobacterium rhizogenes strains.
Ajantaa Pal   +3 more
doaj  

Effect of Cell Density and Benzyl Amino Purine on the Growth of Somatic Embryo of Citrus Mandarin Batu 55 (Citrus Reticulata Blanco.) in Liquid Culture [PDF]

open access: yes, 2016
Citrus mandarin Batu 55 (Citrus reticulata Blanco.) is one of Indonesian fruits commodities that have high economic value and consumers demand. The propagation of citrus mandarin by plant tissue culture generally was carried out on solid medium.
Februyani, N. (Nawafila)   +2 more
core  

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