Results 71 to 80 of about 88,997 (296)

Karyological Variation of Clonal Malignant Cell Lines [PDF]

open access: yes, 1991
Chromosomal analysis and DNA flow cytometry were performed on HeLa, malignant fibrous histiocytoma (MFH) and their clonal sublines. Two HeLa clones attained confluency in a 60-mm dish on the 45th day after cloning.
Sasaki, Kazuhiko   +6 more
core  

Evaluating Clonal Diversity in ‘Merzifon Karası’ (Vitis vinifera) for Yield, Cluster Characteristics, and Millerandage Index

open access: yesHorticulturae
This study examined clonal variation in Vitis vinifera L. cv. ‘Merzifon Karası’, a Turkish wine grape. Thirty-two clones were evaluated for key growth and enological characteristics, including cluster structure, berry attributes, yield components ...
Kevser Bayram   +2 more
doaj   +1 more source

Origin, clonal diversity, and evolution of the parthenogenetic lizard Darevskia unisexualis

open access: yesBMC Genomics, 2020
Background The hybridization of female D. raddei and male D. valentini gave rise to the parthenogenetic Caucasian rock lizard Darevskia unisexualis. A previously identified genetic polymorphism in the species consisted of one common and two allozyme ...
Andrey A. Vergun   +7 more
doaj   +1 more source

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Circular RNA expression landscapes in myelodysplastic neoplasms: Associations with mutational signatures and disease progression

open access: yesMolecular Oncology, EarlyView.
In this explorative study, the abundance of circular RNA molecules in bone marrow stem cells was found to be elevated in patients with high‐risk myelodysplastic neoplasms, and to be associated with an increased risk of progression to acute myeloid leukemia.
Eileen Wedge   +17 more
wiley   +1 more source

Clonal Expansion from Standing Genetic Variation Underpins the Evolution of Curtobacterium flaccumfaciens pv. flaccumfaciens in Australia

open access: yes
Pathogens can evolve rapidly, leading to the emergence of novel strains that can overcome commercially deployed host plant resistance. Understanding the genetic and phenotypic diversity and population dynamics of plant pathogens is crucial to inform ...
Kelly, Lisa A.   +6 more
core   +1 more source

Comparative host specificity of human- and pig- associated Staphylococcus aureus clonal lineages.

open access: yes, 2012
Bacterial adhesion is a crucial step in colonization of the skin. In this study, we investigated the differential adherence to human and pig corneocytes of six Staphylococcus aureus strains belonging to three human-associated [ST8 (CC8), ST22 (CC22) and ...
Moodley, Arshnee   +23 more
core   +1 more source

Flower Position and Clonal Integration Drive Intra-Individual Floral Trait Variation in Water-Hyacinth (Eichhornia crassipes, Pontederiaceae)

open access: yesBiology
Intra-individual variation in floral traits is linked to plant fitness, playing a central role in sexual selection. This variation can arise from architectural constraints, such as flower position on the inflorescence axis, and from environmental factors.
Guilherme Ramos Demetrio   +2 more
doaj   +1 more source

Genetic variation for clonal propagation and trait association with field performance in sainfoin

open access: yesTropical Grasslands-Forrajes Tropicales, 2016
Clonal plant materials with identical genotypes may be used to precisely detect environmental effects and genotype x environment interactions resulting in a more accurate estimate of genetic parameters in plant genetic analysis.
Sayareh Irani   +2 more
doaj   +1 more source

COMP–PMEPA1 axis promotes epithelial‐to‐mesenchymal transition in breast cancer cells

open access: yesMolecular Oncology, EarlyView.
This study reveals that cartilage oligomeric matrix protein (COMP) promotes epithelial‐to‐mesenchymal transition (EMT) in breast cancer. We identify PMEPA1 (protein TMEPAI) as a novel COMP‐binding partner that mediates EMT via binding to the TSP domains of COMP, establishing the COMP–PMEPA1 axis as a key EMT driver in breast cancer.
Konstantinos S. Papadakos   +6 more
wiley   +1 more source

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