Results 71 to 80 of about 488,682 (310)

Magnesium and calcium overaccumulate in the leaves of a schengen3 mutant of Brassica rapa

open access: yes, 2021
Magnesium (Mg) and calcium (Ca) are essential mineral nutrients poorly supplied in many human food systems. In grazing livestock, Mg and Ca deficiencies are costly welfare issues.
� Lochlainn, Seosamh   +42 more
core   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

A comprehensive tree leaf image dataset for morphometric studies

open access: yesEnvironmental Research Communications
Despite similar universal primary physiological functions, plant leaves exhibit myriad shapes and sizes. Understanding this morphological variation is invaluable in plant taxonomy, ecology, evolution, and biomimetics.
Vishnu Muraleedharan   +4 more
doaj   +1 more source

EFFECT OF GROWING MEDIA AND CHEMICAL FERTILIZATION ON GROWTH AND CHEMICAL COMPOSITION OF Dracaena marginata "BICOLOR" [PDF]

open access: yesJournal of Productivity and Development, 2009
This study was carried out at Ornamental Horticulture Department,Faculty of Agriculture, Cairo University during two seasons; 2007 and 2008 aiming to study the effect of different soil media (peatmoss or peatmoss + sand (1:1 by volume), NPK (19:19:19 ...
Abd El ghafour EL Sayed   +2 more
doaj   +1 more source

The influence of altered water availability on stomatal patterns of leaves. [PDF]

open access: yes, 1996
The aim of this research was to study the influence of altered water availability on stomatal patterns of leaves. A baseline study of leaves stomatal indices, (stomatal as a proportional of all epidermal cells) stomatal density, (number of stomatal per ...
El-Hashani, Naziha Abdulkader   +1 more
core  

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

Genetic variability and correlation studies among different Lilium genotypes

open access: yesThe Indian Journal of Agricultural Sciences, 2020
The present study was carried out for two years (2016-18) to estimate the genetic variability, heritability, genetic advance, genetic gain and correlation among 18 Lilium genotypes.
SANGEETA KUMARI   +4 more
doaj   +1 more source

On the respiration of the leaves of plants [PDF]

open access: yesAbstracts of the Papers Printed in the Philosophical Transactions of the Royal Society of London
Abstract The author gives an account of a series of experiments on the products of the respiration of plants, and more particularly of the leaves; selecting, with this view, specimens of plants which had been previously habituated to respire constantly under an inclosure of glass; and employing, for that purpose, the apparatus which ...
openaire   +1 more source

Seduced by the dark side: integrating molecular and ecological perspectives on the influence of light on plant defence against pests and pathogens. [PDF]

open access: yes, 2006
Plants frequently suffer attack from herbivores and microbial pathogens, and have evolved a complex array of defence mechanisms to resist defoliation and disease.
Paul, Nigel D   +3 more
core   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

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