Evidence map›Paper›PMID 41543759›Full record

ArticleMolecular biology reports2026

Developmental stage-specific expression of the phytase1 gene and its association with phytase activity in maize kernel.

Botta Thandava Ganesh, Ashvinkumar Katral, Vignesh Muthusamy, Rajkumar U Zunjare, Parameshwaran Mathavaraj, Amitkumar Dilipbhai Kyada, Gaurav Sharma, Govinda Rai Sarma, Jayanthi Madhavan, Chirravuri Naga Neeraja and 1 more

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Article in Molecular biology reports, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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11 authors.

Botta Thandava GaneshICAR-Indian Agricultural Research Institute, New Delhi, India.
Ashvinkumar KatralICAR-Indian Agricultural Research Institute, New Delhi, India.
Vignesh MuthusamyICAR-Indian Agricultural Research Institute, New Delhi, India. pmvignesh@yahoo.co.in.
Rajkumar U ZunjareICAR-Indian Agricultural Research Institute, New Delhi, India.
Parameshwaran MathavarajICAR-Indian Agricultural Research Institute, New Delhi, India.
Amitkumar Dilipbhai KyadaICAR-Indian Agricultural Research Institute, New Delhi, India.
Gaurav SharmaICAR-Indian Agricultural Research Institute, New Delhi, India.
Govinda Rai SarmaICAR-Indian Agricultural Research Institute, New Delhi, India.
Jayanthi MadhavanICAR-Indian Agricultural Research Institute, New Delhi, India.
Chirravuri Naga NeerajaICAR-Indian Institute of Rice Research, Hyderabad, India.
Firoz HossainICAR-Indian Agricultural Research Institute, New Delhi, India.

Funding

Indian Council of Agricultural Research 12-131
6 · The paper itself

Abstract

backgroundPhytic acid in grains chelates essential minerals, thereby reducing the bioavailability of phosphorus and micronutrients in maize-based food and feed. Understanding the temporal expression pattern of the phytase1 gene, which regulates phytase activity, holds immense potential for maize biofortification efforts. METHODS AND

resultsThe expression of the phytase1 gene and its impact on phytase activity were explored at different grain developmental stages using maize inbreds with contrasting activity. The phytase1 expression pattern was analyzed using quantitative RT-PCR with adh1 as a reference gene. Combined ANOVA revealed significant variation (p < 0.01) due to inbreds (G) and developmental stages (DAP). High phytase genotypes, PMI-Q1 (1302.0 U kg

conclusionsValidating the high phytase genotypes through gene expression profiling offers promising donors for maize molecular breeding to transfer high phytase activity into elite genotypes.

Indexed as

6-PhytaseZea maysEdible GrainGene Expression Regulation, DevelopmentalGene Expression Regulation, PlantGenotypePhytic AcidPlant ProteinsSeeds6-PhytasePhytic AcidPlant ProteinsExpression profilingGrain developmental stagesMaizePhosphorus bioavailabilityphytase1 genePhytase activity

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PMID41543759

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