Results 111 to 120 of about 7,549 (220)

Induction and characterization of induced tetraploid, mixoploid and control diploid teak seedlings (Tectona grandis L.f.) from shoot cultures treated with oryzalin*

open access: yesForest Science and Technology
Teak, known for its high-quality timber and economic value, holds significant potential as the major component of an agroforestry system to combat climate change and support sustainable development goals.
Gut Windarsih   +7 more
doaj   +1 more source

Unifying Retaria Research: A Common Framework for Studying Foraminifera and Radiolaria

open access: yesBioEssays, Volume 48, Issue 6, June 2026.
Research on Foraminifera and Radiolaria has predominantly focused on their fossil remains. This synthesis identifies the “Big Five” disciplines of a unified Retaria research: diversity and evolution, ecology, life cycles, and ecosystem roles, highlighting this lineage as a model system for understanding life's resilience in a rapidly changing planet ...
Miguel M. Sandin   +6 more
wiley   +1 more source

Investigating Prevalence, Induction, and Fertility of Polyploid Rhododendron L. and the Development of Protocols for Vegetative Propagation

open access: yes, 2008
Studies were conducted to determine the ploidy levels of specific Rhododendron taxa, to develop a simple and effective ex-vitro method for inducing polyploidy in Rhododendron seedlings, and to evaluate the effect of increased ploidy level on pollen ...
Jones, Jeffrey Robert
core  

Induction and identification of tetraploids of pear plants (Pyrus bretschneideri and Pyrus betulaefolia) [PDF]

open access: yes
Polyploid plants usually exhibit broader leaves, thicker stems, bigger flowers and fruits, dwarfing stature, as well as improved biotic and abiotic resistance.
Wang, Y   +9 more
core   +1 more source

Pregnancy Outcomes and Postnatal Health From Transferred Mosaic Embryos Following Preimplantation Genetic Testing for Aneuploidy

open access: yesiNew Medicine, Volume 2, Issue 2, June 2026.
This illustration synthesizes the methods and conclusion of this study, demonstrating that the transfer of mosaic embryos following reimplantation genetic testing for aneuploidy does not increase the risk to postnatal health. ABSTRACT Next‐generation sequencing (NGS) has increased the detection of mosaic embryos during preimplantation genetic testing ...
Lili Chen   +10 more
wiley   +1 more source

Polyploid Induction Enhances Secondary Metabolite Biosynthesis in Clausena lansium: Morphological and Metabolomic Insights

open access: yes
Polyploidy in plants can enhance stress resistance and secondary metabolite production, offering potential benefits for Clausena lansium (L.) Skeel, a medicinally valuable species.
Zhike Zhang   +7 more
core   +1 more source

Production of gynogenetic and polyploid catfish by pressure-induced chromosome set manipulation

open access: yes, 1995
Channel catfish (Ictalurus punctatus) eggs fertilized with sperm from blue catfish (I. furcatus) or channel catfish (60 or 90 s UV-irradiated, 0.08 or 0.12 J/cm2, respectively; 20-30% motility) were subjected to early hydrostatic pressure (5 min post ...
Simco, BA, Goudie, CA, Liu, Q, Davis, KB
core   +1 more source

Ploidy‐Level, Spore Size, and Morphological Variation of Plagiogyria adnata (Plagiogyriaceae) Along an Elevational Cline on Yakushima Island, Japan

open access: yesNew Zealand Journal of Botany, Volume 64, Issue 2, June 2026.
Yakushima Island is a major biodiversity hotspot where complex environmental gradients and high endemism provide an ideal setting for studying plant evolution. In this study, we investigated the relationships among ploidy variation, morphology, and environmental factors in populations of Plagiogyria adnata, including the variety P.
Diego Tavares Vasques   +4 more
wiley   +1 more source

Genome Editing in Root and Tuber Crop Development in Sub‐Saharan Africa

open access: yesPlant-Environment Interactions, Volume 7, Issue 3, June 2026.
ABSTRACT Precision genome editing, particularly using Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR)/CRISPR‐associated protein 9 (Cas9), is advancing crop improvement by enabling targeted and efficient genetic modifications. Root and tuber crops such as potato, cassava, sweet potato, and yam are vital for global food and nutritional
Himanshu Saini   +8 more
wiley   +1 more source

Developing micropropagation protocol for euonymus species and evaluating oryzalin treatments for polyploid development [PDF]

open access: yes
Euonymus has invasive traits such as high seed production and good seed viability. Development of sterile, polyploid cultivars could prevent euonymus from invading native ecosystems. Oryzalin is a commonly used mutagen for chromosome doubling.
Milad, Maram
core  

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