Brassinosteroids (BRs) are a group of naturally occurring plant steroidal compounds with wide ranging biological activity. Because BRs control several important agronomic traits such as flowering time, plant architecture, seed yield and stress tolerance, the genetic manipulation of BR biosynthesis, conversion or perception offers a unique possibility of significantly increasing crop yields through both changing plant metabolism and protecting plants from environmental stresses. Genetic manipulation of BR activity has indeed led to increases in crop yield by 20-60%, confirming the value of further research on BRs to improve productivity.
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http://dx.doi.org/10.1016/j.nbt.2009.07.006 | DOI Listing |
J Am Chem Soc
January 2025
Department of Chemistry and Centre for Radiochemistry Research, The University of Manchester, Oxford Road, Manchester M13 9PL, U.K.
Although two examples of σ-bonded -bent [RSbSbR] (R = bulky organo- or Ga-groups) that formally contain the Sb radical trianion moiety are known in p-block chemistry, d- or f-element Sb radical trianion complexes, with or without R-substituents, have remained elusive. Here, we report that reduction of a 77:23 mix of [{Th(Tren)}(μ-η:η-Sb)] (, Tren = {N(CHCHNSiPr)}):[{Th(Tren)}(μ-SbH)] () with 1.5 equiv of KC in the presence of 1.
View Article and Find Full Text PDFBraz J Microbiol
January 2025
Laboratório de Genética de Microrganismos (LAGEM), Departamento de Biologia Geral - CCB, Universidade Estadual de Londrina - Campus Universitário, Londrina, PR, Brazil.
The common bean (Phaseolus vulgaris L.) plays a significant economic and social role in Brazil. However, the national average yield remains relatively low, largely because most bean cultivation is undertaken by small-scale farmers.
View Article and Find Full Text PDFTheor Appl Genet
January 2025
College of Agriculture, State Key Laboratory of Crop Stress Biology in Arid Areas, Northwest A&F University, Yangling, 712100, China.
QTL mapping of two RIL populations in multiple environments revealed a consistent QTL for bristle length, and combined with RNA-seq, a potential candidate gene influencing bristle length was identified. Foxtail millet bristles play a vital role in increasing yields and preventing bird damage. However, there is currently limited research on the molecular regulatory mechanisms underlying foxtail millet bristle formation, which constrains the genetic improvement and breeding of new foxtail millet varieties.
View Article and Find Full Text PDFFront Plant Sci
January 2025
Department of Computer Science and Engineering, Indian Institute of Information Technology Design and Manufacturing (III TDM), Kurnool, Andhrapradesh, India.
Climate change poses significant challenges to global food security by altering precipitation patterns and increasing the frequency of extreme weather events such as droughts, heatwaves, and floods. These phenomena directly affect agricultural productivity, leading to lower crop yields and economic losses for farmers. This study leverages Artificial Intelligence (AI) and Explainable Artificial Intelligence (XAI) techniques to predict crop yields and assess the impacts of climate change on agriculture, providing a novel approach to understanding complex interactions between climatic and agronomic factors.
View Article and Find Full Text PDFFront Plant Sci
January 2025
Institute of Life Sciences, Kangwon National University, Chuncheon, Republic of Korea.
Plant peptides, synthesized from larger precursor proteins, often undergo proteolytic cleavage and post-translational modifications to form active peptide hormones. This process involves several proteolytic enzymes (proteases). Among these, SBTs (serine proteases) are a major class of proteolytic enzymes in plants and play key roles in various regulatory mechanisms, including plant immune response, fruit development and ripening, modulating root growth, seed development and germination, and organ abscission.
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