Results 51 to 60 of about 5,827 (200)

Artificial induction of tetraploidy in Humulus lupulus L. using oryzalin

open access: yesActa Agrobotanica, 2019
The aim of the research was to establish an efficient procedure for in vitro micropropagation in order to obtain numbers of identical plants for in vitro polyploidization of Humulus lupulus (2n = 20), using antimicrotubule agent oryzalin.
Michaela Švécarová   +3 more
doaj   +1 more source

A Reevaluation of Tetraploidy in the Alzheimer’s Disease Brain [PDF]

open access: yesNeurodegenerative Diseases, 2009
Alzheimer’s disease (AD) is characterized by extensive neuronal death in distinct brain regions, including the frontal cortex and hippocampus, although the specific mechanisms of neuronal degeneration in AD remain a topic of intense scientific pursuit.
Jurjen W. Westra   +2 more
openaire   +3 more sources

Chromosome‐scale reference genome of Pectocarya recurvata, the species with the smallest reported genome size in Boraginaceae

open access: yesApplications in Plant Sciences, EarlyView.
Abstract Premise Pectocarya recurvata (Boraginaceae, subfamily Cynoglossoideae), a species native to the Sonoran Desert (North America), has served as a model system for a suite of ecological and evolutionary studies. However, no reference genomes are currently available in Cynoglossoideae. A high‐quality reference genome for P.
Poppy C. Northing   +3 more
wiley   +1 more source

Overproduction of valuable methoxylated flavones in induced tetraploid plants of Dracocephalum kotschyi Boiss [PDF]

open access: yes, 2014
Background Ploidy manipulation is considered an efficient method to increase production potential of medicinally important compounds. Dracocephalum kotschyi Boiss. is an endangered medicinal plant of Iran. Various concentrations of colchicine
Ali Zahedi   +5 more
core   +1 more source

Morphological changes in colchicine--treated Pelargonium × hortorum L.H. Bailey greenhouse plants

open access: yesHorticultural Science, 2010
Polyploids were effectively pre-selected in colchicine-treated plants of the desirable brown-leaved cultivar Black Velvet Scarlet F1 of the species Pelargonium × hortorum L.H.
P. Jadrná, O. Plavcová, F. Kobza
doaj   +1 more source

Neuronal tetraploidy in Alzheimer and aging

open access: yesAging, 2017
Peer ...
Frade López, José María   +1 more
openaire   +4 more sources

DNA Hypomethylation Is One of the Epigenetic Mechanisms Involved in Salt‐Stress Priming in Soybean Seedlings

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Salt‐stress priming enhances the tolerance of plants against subsequent exposure to a similar stress. Priming‐induced transcriptomic reprogramming is mediated by multiple epigenetic mechanisms, the best known of which is histone modifications. However, not much is known about other epigenetic responses.
Wai‐Shing Yung   +7 more
wiley   +1 more source

Cloning and sequence analysis of Sox genes in a tetraploid cyprinid fish, Tor douronensis [PDF]

open access: yes, 2008
A PCR survey for Sox genes in a young tetraploid fish Tor douronensis (Teleostei: Cyprinidae) was performed to access the evolutionary fates of important functional genes after genome duplication caused by polyploidization event.
Guo BaoCheng   +4 more
core   +1 more source

Human sporadic breast carcinoma histotypes driven by the Human Betaretrovirus homologous to Mouse Mammary Tumor Virus

open access: yesInternational Journal of Cancer, Volume 157, Issue 2, Page 371-383, 15 July 2025.
What's new? While estrogens, obesity, and alcohol are recognized risk factors for breast cancer, a viral hypothesis has been suggested based on the murine model of Mouse Mammary Tumor Virus (MMTV)‐induced mammary tumors. This study analyzed sequences of the human homolog of MMTV across human breast carcinoma histotypes, detecting the virus in all types
Prospero Civita   +12 more
wiley   +1 more source

p53: Guardian of ploidy

open access: yesMolecular Oncology, 2011
Aneuploidy, often preceded by tetraploidy, is one of the hallmarks of solid tumors. Indeed, both aneuploidy and tetraploidy are oncogenic occurrences that are sufficient to drive neoplastic transformation and cancer progression.
Yael Aylon, Moshe Oren
doaj   +1 more source

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