Results 51 to 60 of about 35,825 (283)

Production of synthetic tetraploids as a tool for polyploid research

open access: yesWeb Ecology, 2018
. Polyploidization has been traditionally considered a phenomenon that mediates ecological differentiation; however, the adaptive value of genome duplications has been seldom explored.
M. Castro, S. Castro, J. Loureiro
semanticscholar   +1 more source

Whole genome duplication of wild-type and CINNAMYL ALCOHOL DEHYDROGENASE1-downregulated hybrid poplar reduces biomass yield and causes a brittle apex phenotype in field-grown wild types

open access: yesFrontiers in Plant Science, 2022
The potential of whole genome duplication to increase plant biomass yield is well-known. In Arabidopsis tetraploids, an increase in biomass yield was accompanied by a reduction in lignin content and, as a result, a higher saccharification efficiency was ...
Marlies Wouters   +11 more
doaj   +1 more source

Efficient Characterization of Tetraploid Watermelon [PDF]

open access: yesPlants, 2019
Watermelon (Citrullus lanatus (Thunb.) Matsum. &Nakai) is an economic crop, which is widely cultivated around the world. The ploidy study of watermelon has an important role in field breeding and production, therefore, timely and convenient ploidy detection is necessary to accelerate its application.
Na Zhang   +12 more
openaire   +3 more sources

Case Report: Tetraploid Leukemia [PDF]

open access: yesBlood, 1971
Abstract A patient with acute leukemia and tetraploid blast cells in the bone marrow is reported. The patient was a 69-yr-old white male who was referred to our institution for chemotherapy. His bone marrow contained 89% blasts, 30% of which were peroxidase positive. The clinical history was characterized by a rapid, downhill course, and
J M, Trujillo   +4 more
openaire   +2 more sources

Conditionally Significant eQTL and TWAS Analyses Identify MsRD26 as a Major Candidate Positive Regulator of Salt Tolerance in Medicago sativa L

open access: yesAdvanced Science, EarlyView.
Salt stress significantly impacts plant growth. Through population transcriptome, eQTL and TWAS analyses, we identified several candidate genes potentially associated with salt stress response. Functional assays suggested that some of these genes may contribute to salt tolerance.
Lin Chen   +12 more
wiley   +1 more source

In vitro induction of tetraploids in Colophospermum mopane by colchicine [PDF]

open access: yes, 2007
Colophospermum mopane is an ecologically and economically important tree in subtropical southern Africa with ethnobotanical and medicinal uses. The effect of colchicine on the polyploidisation of seeds of C. mopane was studied in vitro.
Nikolova, R.V.   +3 more
core   +1 more source

Drought Stress Mediated Changes in Food Crops: Mechanisms and Remediation Strategies

open access: yesAdvanced Science, EarlyView.
This work presents a multi‐scale framework for flavonoid‐mediated drought tolerance in staple food crops, integrating ROS redox regulation, antioxidant defense, rhizosphere microbial interactions, and sustainable agronomic practices. This interdisciplinary model provides core insights to develop climate‐resilient cropping systems and enhance global ...
Xiaoyi Duan   +5 more
wiley   +1 more source

Meiosis and fertility in spontaneous tetraploids of Festuca pratensis [Huds.] [PDF]

open access: yes, 1995
The paper is the second part of the studies on spontaneous tetraploids of Festuca pratensis, morphological characters of which were given in the previous article (WIŚNIEWSKA 1994).
Wisniewska, H
core  

The role of tetraploids in the sexual-asexual cycle in dandelions (Taraxacum) [PDF]

open access: yes, 2004
Apomictic plants often produce pollen that can function in crosses with related sexuals. Moreover, facultative apomicts can produce some sexual offspring. In dandelions, Taraxacum, a sexual-asexual cycle between diploid sexuals and triploid apomicts, has
Van Damme, J.M.M.   +3 more
core   +1 more source

Transposable Element Dynamics Drive the Genomic Evolution and Phenotypic Diversification of Allotetraploid Common Carp

open access: yesAdvanced Science, EarlyView.
By integrating 516 whole‐genome resequencing datasets and 236 transcriptomes of allotetraploid common carp, this study establishes the first population‐scale atlas of transposable element (TE) variation in teleost species. TE bursts, relaxed purifying selection, and lineage‐specific loss of ancient insertions shape genome evolution and phenotypic ...
Shuimu Hu   +11 more
wiley   +1 more source

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