Evidence map›Paper›PMID 31402813›Full record

ArticlePhysiology and molecular biology of plants : an international journal of functional plant biology2019

Differential characterization of physiological and biochemical responses during drought stress in finger millet varieties.

Asunta Mukami, Alex Ngetich, Cecilia Mweu, Richard O Oduor, Mutemi Muthangya, Wilton Mwema Mbinda

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Article in Physiology and molecular biology of plants : an international journal of functional plant biology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
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22citing papers in PubMed, 1 pooled it
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1 · What the graph read from it

What it found

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2 · The registry

The trial behind it

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3 · Its place in the literature

Who cites it

22 citing papers in PubMed, 1 synthesis or guideline pooled it.

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  14. Effect of drought acclimation on antioxidant system and polyphenolic content of Foxtail Millet (Physiology and molecular biology of plants : an international journal of functional plant biology · 2023
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Asunta Mukami1Department of Life Sciences, South Eastern Kenya University, Kitui, Kenya.
Alex Ngetich2Institute of Biotechnology Research, Jomo Kenyatta University of Agriculture Technology, Nairobi, Kenya.
Cecilia Mweu2Institute of Biotechnology Research, Jomo Kenyatta University of Agriculture Technology, Nairobi, Kenya.
Richard O Oduor3Department of Biochemistry and Biotechnology, Kenyatta University, Nairobi, Kenya.
Mutemi Muthangya1Department of Life Sciences, South Eastern Kenya University, Kitui, Kenya.
Wilton Mwema Mbinda4Department of Biochemistry and Biotechnology, Pwani University, Kilifi, Kenya.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Drought is the most perilous abiotic stress that affects finger millet growth and productivity worldwide. For the successful production of finger millet, selection of drought tolerant varieties is necessary and critical stages under drought stress, germination and early seedling growth, ought to be fully understood. This study investigated the physiological and biochemical responses of six finger millet varieties (GBK043137, GBK043128, GBK043124, GBK043122, GBK043094 and GBK043050) under mannitol-induced drought stress. Seeds were germinated in sterile soil and irrigated with various concentrations of mannitol (200, 400 and 600 mM) for 2 weeks. In a comparative analysis relative water content (RWC), chlorophyll, proline and malondialdehyde (MDA) contents were measured to obtain the physiological and biochemical characteristics of drought stress. The results showed that increased levels of drought stress seriously decreased germination and early seedling growth of finger millet varieties. However, root growth was increased. In addition, exposition to drought stress triggered a significant decrease in relative water content and chlorophyll content reduction, and the biochemical parameters assay showed less reduction in RWC. Furthermore, oxidative damage indicating parameters, such as proline concentration and MDA content, increased. Varieties GBK043137 and GBK043094 were less affected by drought than the other varieties as shown by significant changes in their physiological parameters. Our findings reveal the differences between the physiological and biochemical responses of finger millet to drought and are vital for breeding and selecting drought tolerant varieties of finger millet. Further, genomic and molecular investigations need to be undertaken to gain a deeper insight into the detailed mechanisms of drought tolerance in finger millet.

Indexed as

Drought stressFinger milletGerminationLipid peroxidationMannitolOxidative stress

Identifiers

PMID31402813
PMCPMC6656826

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.