Results 71 to 80 of about 782,362 (298)

Clonal propagation of five genotypes of Corylus L. in vitro

open access: yes, 2003
The resultats of study of the stages of clonal propagation of five genotypes of Corylus L. in vitro are presented. The methods of explants sterilization are developed. The morphogenyc potential of explants from adult plants is studied.
Kosenko, I.S.   +3 more
core   +2 more sources

Somatic cell differentiation and rapid clonal propagation of aspen

open access: yes, 1983
Tissue culture*) techniques were employed for investigating growth and differentiation in relation to rapid clonal propagation of difficult to root aspen (Populus ...
Ahuja, M.R.
core   +1 more source

Developmentally Programmed Division of Labor in the Aquatic Invader Alternanthera philoxeroides Under Homogeneous Soil Nutrients

open access: yesFrontiers in Plant Science, 2019
Clonal traits can contribute to plant invasiveness, but little is known about the roles of division of labor (a key clonal trait) in homogeneous habitats. The hypothesis tested is that clonal integration allows division of labor and increases the overall
Dao-Guo Xi   +4 more
doaj   +1 more source

The dynamic clonal genome and its adaptive potential [PDF]

open access: yes, 2003
Populations of clonal organisms are often represented as being evolutionary inert with persistent genetic fidelity. The advent of molecular methods and the corresponding increased genetic resolution of clonal populations forces a reconsideration of this ...
Loxdale, H. D.   +5 more
core   +1 more source

Chronobiology of Cancer: How Aging Fuels Oncogenesis at the Molecular Level

open access: yesAging and Cancer, EarlyView.
This graphical abstract illustrates the key biological pathways linking aging with cancer development and progression. In the upper left, cumulative exposure to ultraviolet radiation, toxins, and reactive oxygen species (ROS) causes DNA damage and genomic instability, whereas age‐related decline in repair mechanisms, such as ATM/ATR, BER, and NER ...
Anu Singh, Aroonima Misra, Sufian Zaheer
wiley   +1 more source

Clonal Propagation of Pink Ginger in Vitro [PDF]

open access: yesHortScience, 1993
Fig.1.Bractaxil explant (left) and rooted shoot with basal buds (right) of A. purpurata ‘Ginoza Hybrid No. 5’ on agar medium. Until the late 1980s, there were basically five clones of red and pink gingers [Alpinia purpurata (Veill.) K. Schum.] (Criley, 1988a), with the majority of the production being the red A.
Brian K.W. Chang, Richard A. Criley
openaire   +1 more source

Thalamo‐Lesional Connectivity Signatures of Bilateral Tonic–Clonic Seizures in Focal Cortical Dysplasia‐Related Epilepsy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives Focal cortical dysplasia (FCD) is the most common etiology of drug‐resistant epilepsy in children. Focal to bilateral tonic–clonic seizures (FBTCS) mark a high risk of drug‐resistant epilepsy and involve thalamocortical circuitry in their generation and propagation.
Hua Xie   +8 more
wiley   +1 more source

Vegetative Rescue and Clonal Propagation of Lecythis Pisonis Cambess

open access: yesFloresta e Ambiente, 2020
Our study sought to evaluate the rooting capacity of indole butyric acid (IBA)-treated stem cuttings and the efficiency of the vegetative rescue technique of adult and transitional parent trees of Lecythis pisonis.
Vanessa Pimentel Bernardes   +4 more
doaj   +1 more source

Noise‐Limited Bit Precision in Ferroelectric Synaptic Transistors for High‐Resolution Neuromorphic Computing

open access: yesAdvanced Functional Materials, EarlyView.
Low‐frequency noise spectroscopy defines the resolvable conductance states of synaptic FeFETs by coupling read‐current fluctuation with usable dynamic range. The resulting noise‐limited bit precision establishes a universal, device‐agnostic reliability metric beyond the memory window, enabling quantitative benchmarking and rational design of high ...
Jaehong Park   +12 more
wiley   +1 more source

Allocation to clonal and sexual reproduction and its plasticity in Vallisneria spinulosa along a water‐depth gradient

open access: yesEcosphere, 2018
Variations in water level profoundly affect functional stability of freshwater ecosystems, as well as macrophyte growth and reproduction. Although the trade‐off between allocation to clonal and sexual reproduction in clonal plants can be influenced by a ...
Lei Li   +3 more
doaj   +1 more source

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