Molecular and genetic pathways for optimizing spikelet development and grain yield
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Molecular and genetic pathways for optimizing spikelet development and grain yield. / Yuan, Zheng; Persson, Staffan; Zhang, Dabing.
In: aBIOTECH, Vol. 1, No. 4, 2020, p. 276-292.Research output: Contribution to journal › Review › Research › peer-review
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TY - JOUR
T1 - Molecular and genetic pathways for optimizing spikelet development and grain yield
AU - Yuan, Zheng
AU - Persson, Staffan
AU - Zhang, Dabing
N1 - Publisher Copyright: © 2020, Agricultural Information Institute, Chinese Academy of Agricultural Sciences.
PY - 2020
Y1 - 2020
N2 - The spikelet is a unique structure of inflorescence in grasses that generates one to many flowers depending on its determinate or indeterminate meristem activity. The growth patterns and number of spikelets, furthermore, define inflorescence architecture and yield. Therefore, understanding the molecular mechanisms underlying spikelet development and evolution are attractive to both biologists and breeders. Based on the progress in rice and maize, along with increasing numbers of genetic mutants and genome sequences from other grass families, the regulatory networks underpinning spikelet development are becoming clearer. This is particularly evident for domesticated traits in agriculture. This review focuses on recent progress on spikelet initiation, and spikelet and floret fertility, by comparing results from Arabidopsis with that of rice, sorghum, maize, barley, wheat, Brachypodium distachyon, and Setaria viridis. This progress may benefit genetic engineering and molecular breeding to enhance grain yield.
AB - The spikelet is a unique structure of inflorescence in grasses that generates one to many flowers depending on its determinate or indeterminate meristem activity. The growth patterns and number of spikelets, furthermore, define inflorescence architecture and yield. Therefore, understanding the molecular mechanisms underlying spikelet development and evolution are attractive to both biologists and breeders. Based on the progress in rice and maize, along with increasing numbers of genetic mutants and genome sequences from other grass families, the regulatory networks underpinning spikelet development are becoming clearer. This is particularly evident for domesticated traits in agriculture. This review focuses on recent progress on spikelet initiation, and spikelet and floret fertility, by comparing results from Arabidopsis with that of rice, sorghum, maize, barley, wheat, Brachypodium distachyon, and Setaria viridis. This progress may benefit genetic engineering and molecular breeding to enhance grain yield.
KW - Breeding
KW - Fertility
KW - Inflorescence
KW - Spikelet
KW - Yield improvement
U2 - 10.1007/s42994-020-00026-x
DO - 10.1007/s42994-020-00026-x
M3 - Review
AN - SCOPUS:85111070045
VL - 1
SP - 276
EP - 292
JO - aBIOTECH
JF - aBIOTECH
SN - 2096-6326
IS - 4
ER -
ID: 335744547