Results 41 to 50 of about 38,685 (294)

PRX9 and PRX40 Are Extensin Peroxidases Essential for Maintaining Tapetum and Microspore Cell Wall Integrity during Arabidopsis Anther Development

open access: yesThe Plant Cell, 2019
PRX9 and PRX40 are essential class III peroxidases that act redundantly to cross-link extensins in tapetal cell walls, which prevents tapetum swelling and enables pollen development. Pollen and microspore development are essential steps in the life cycle
Joseph R. Jacobowitz   +2 more
semanticscholar   +1 more source

Fine-mapping of the Fusarium head blight resistance QTL Qfhs.ifa-5A identifies two resistance QTL associated with anther extrusion

open access: yesTheoretical and Applied Genetics, 2019
Fine-mapping separated Qfhs.ifa-5A into a major QTL mapping across the centromere and a minor effect QTL positioned at the distal half of 5AS. Both increase Fusarium resistance and anther extrusion.
B. Steiner   +6 more
semanticscholar   +1 more source

Association of bud and anther morphology with developmental stages of the male gametophyte of melon (Cucumis melo L.)

open access: yesВавиловский журнал генетики и селекции, 2022
Correlations between the morphological features of f lower buds and the developmental stages of the male gametophyte are of great practical interest as a reliable marker that accelerates and simplif ies the selection of appropriate plant material for ...
M. L. Nguyen   +3 more
doaj   +1 more source

Promoter Analysis of S-Like RNase gene in Transgenic Rice [PDF]

open access: yesمجله بیوتکنولوژی کشاورزی, 2018
RNases participate in vital cellular functions such as DNA replication, transcription, splicing, and control of translation. S-like ribonucleases (S-like RNases) are homologous to S-ribonucleases (S-RNases), but are not involved in self-incompatibility ...
Roodabeh Ravesh   +4 more
doaj   +1 more source

Comparative Oligo‐FISH Mapping Illuminates Chromosomal Evolution Among Rutaceae Species Diverged Over 50 Million Years

open access: yesAdvanced Science, EarlyView.
Oligonucleotide‐based fluorescence in situ hybridization probes were developed in the model citrus species Citrus maxima. These probes were applied to comparative karyotyping across 14 species in the Rutaceae family. This analysis revealed chromosomal evolution in lineages that diverged from Citrus nearly 52 million years ago.
Li He   +9 more
wiley   +1 more source

The evolution of anther morphology in orchids: incumbent anthers, superposed pollinia, and the vandoid complex [PDF]

open access: yesAmerican Journal of Botany, 2002
The anther is the source of several of the principal characters traditionally used for classification in Orchidaceae, especially in Epidendroideae. In particular, anther and pollinium orientation are important, but little‐studied characters; it is not known whether various instances of these states are achieved in the same way. We examined variation in
Freudenstein, John V.   +2 more
openaire   +2 more sources

Pollen of Arbutus unedo: Effects of plant growth regulators [PDF]

open access: yesBotanica Serbica, 2020
Arbutus unedo is a species mainly used for landscaping purposes and lately for honey production. Its antioxidant characteristics have also been a subject of of research interest.
Zeliha Gökbayrak   +3 more
doaj   +1 more source

Achieving High‐Density and Stress‐Resilient Maize Breeding Via Germplasm Innovation

open access: yesAdvanced Science, EarlyView.
Global population growth and climate change have exacerbated the global food crisis. This perspective presents a conceptual framework focusing on enhancing population advantages. Several novel breeding objectives are proposed to improve density tolerance and stress resistance for yield improvement.
Xinlong Li   +9 more
wiley   +1 more source

Development of High Yielding Glutinous Cytoplasmic Male Sterile Rice (Oryza sativa L.) Lines through CRISPR/Cas9 Based Mutagenesis of Wx and TGW6 and Proteomic Analysis of Anther

open access: yesAgronomy, 2018
Development of high yielding and more palatable glutinous rice is an important goal in breeding and long-standing cultural interaction in Asia. In this study, the TGW6 and Wx, major genes conferring 1000 grain weight (GW) and amylose content (AC), were ...
Yue Han   +6 more
doaj   +1 more source

A Virus‐Inducible E3–RLCK–MADS Module Coordinates Suppression of Plant Immunity and Fertility in Rice

open access: yesAdvanced Science, EarlyView.
ABSTRACT Viruses often hijack host developmental programs to promote infection, but the mechanistic links between reproductive regulation and antiviral immunity remain incompletely understood. Here, we identify a virus‐triggered hierarchical degradation cascade that links antiviral immunity and fertility regulation in rice. We show that the rice grassy
Yuansheng Wu   +13 more
wiley   +1 more source

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