Results 111 to 120 of about 54,590 (290)

Can meristematic activity determine variation in leaf size and elongation rate among four Poa species?: a kinematic study [PDF]

open access: yes, 2000
We studied inherent variation in final leaf size among four Poa spp. that live at different elevations. The average final length of leaf 7 of the main stem of the smallest species (Poa alpina) was only one-half that of the largest species (Poa trivialis);
Lambers, Hans   +3 more
core   +1 more source

A Conserved DT2‐bZIP66‐NF‐YC4 Regulatory Module Confers Drought Tolerance in Rice and Arabidopsis

open access: yesAdvanced Science, EarlyView.
This study identifies a conserved tripartiteDT2–bZIP66–NF‐YC4 transcriptional module that enhances rice drought tolerance by activating stress‐responsive genes. This regulatory complex is functionally conserved across cereals and Arabidopsis, providing promising targets for engineering drought‐resilient crops. ABSTRACT Drought stress severely restricts
Jun Shen   +18 more
wiley   +1 more source

FORAGE ACCUMULATION DURING THE STOCKING PERIOD ON PASTURES SUBJECTED TO INTERMITTENT STOCKING

open access: yesCiência Animal Brasileira, 2017
The aim of this study was to evaluate the forage accumulation during the stocking period on Kikuyu grass pastures (Pennisetum clandestinum Hochst. Ex. Chiov) subjected to intermittent stocking.
Jaciara Diavão   +4 more
doaj  

Differential expression of XET‐related genes in the leaf elongation zone of F. pratensis [PDF]

open access: yes, 2017
Festuca pratensis Huds. is a forage grass with the ability to withstand harsh climatic conditions. However, its potential agronomic use is limited by its poor competitive ability, which can be traced to limitations in leaf growth.
Nösberger, Josef   +2 more
core  

Decreased reactive oxygen species concentration in the elongation zone contributes to the reduction in maize leaf growth under salinity [PDF]

open access: yes, 2004
Reactive oxygen species (ROS) in the apoplast of cells in the growing zone of grass leaves are required for elongation growth. This work evaluates whether salinity‐induced reductions in leaf elongation are related to altered ROS production.
Ortega, Leandro Ismael   +3 more
core   +1 more source

Biodegradable Zn‐Based Implants: Progress, Challenges, and Pathways toward Clinical Translation

open access: yesAdvanced Science, EarlyView.
Exploring biodegradable Zn‐based implants offers a promising pathway to next‐generation biomedical devices with balanced degradation and biocompatibility. A comprehensive overview of biodegradable Zn‐based implants, covering their biological significance, material design principles, and advanced engineering strategies is provided.
Panfeng Zhao   +10 more
wiley   +1 more source

FUNCTION OF HYDRAULIC AND CHEMICAL WATER STRESS SIGNALIZATION IN EVALUATION OF DROUGHT RESISTANCE OF JUVENILE PLANTS [PDF]

open access: yesJournal of Central European Agriculture, 2002
In laboratory hydroponic experiments with spring barley genotypes the juvenile plants with 5 leaves were tested for their physiological responses to osmotic stress evoked by blocking the water uptake in roots by polyethylenglycol (PEG-6000) and to ...
K OLŠOVSKÁ, M BRESTIČ
doaj  

The effects of elevated carbon dioxide concentration on leaf growth and development in Populus

open access: yes, 2008
The composition of the Earth’s atmosphere is changing. Such changes can largely beattributed either directly or indirectly to anthropogenic activities. However, the effectsthat these changes will have on terrestrial vegetation in the future, represents ...
Graham, Laura Elizabeth
core  

Relative sensitivity of leaf elongation and stomatal conductance of cucumber plants to changes in leaf and soil water potentials

open access: yes, 1995
Identification of drought-resistant cucumber genotypes and optimization of irrigation scheduling require an improved understanding of cucumber plant water relations.
Jeffrey Melkonian, David W. Wolfe
core   +1 more source

NAD+ Metabolism Licenses Zygotic Genome Activation via PARP7‐Mediated ADP‐Ribosylation of UHRF1 in Mouse Early Embryos

open access: yesAdvanced Science, EarlyView.
This study uncovers a metabolic‐epigenetic axis licensing zygotic genome activation (ZGA) in mouse embryos. A developmental decline in NAD+ levels activates PARP7, which mono‐ADP‐ribosylates and stabilizes UHRF1. This modification promotes the establishment of permissive histone acetylation marks, thereby facilitating timely ZGA.
Guangyi Cao   +13 more
wiley   +1 more source

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