Related Experiment Video
Updated: Jul 17, 2026
04:11
Pattern-Triggered Oxidative Burst and Seedling Growth Inhibition Assays in Arabidopsis thaliana
Published on: May 21, 2019
An ems-sensitivity factor in maize conditioning albino leaf stripes.
1Department of Maize Breeding and Genetics, Agricultural Research Organization, Newe Ya'ar Experimental Station, Israel.
Genetics
|November 1, 1974
Summary
A recessive EMS-sensitivity factor causes albino leaf stripes. Ethyl methanesulfonate (EMS) treatment significantly increases stripe frequency in treated plants, affecting all leaves throughout their life cycle.
Area of Science:
- Plant genetics
- Molecular biology
- Chemical mutagenesis
Background:
- Recessive genetic factors can influence plant phenotypes.
- Spontaneous mutations can lead to visible traits like leaf stripes.
- Chemical mutagens like EMS are used to study genetic variation.
Purpose of the Study:
- To describe a recessive EMS-sensitivity factor.
- To investigate the effect of EMS on the frequency of albino leaf stripes.
- To analyze the inheritance pattern of EMS-induced variegation.
Main Methods:
- Phenotypic observation of leaf stripes in homozygous and EMS-treated plants.
- Dosage-dependent analysis of EMS effects.
- Monitoring of M(1) and M(2) generations for variegation.
Main Results:
- A recessive factor conditions albino leaf stripes.
- EMS treatment markedly increases stripe frequency in 100% of M(1) plants.
- Variegation appeared from the 6th-7th leaf onwards and persisted.
- Only 20-25% of M(2) plants showed variegation, with non-random distribution.
Conclusions:
- The identified recessive factor is sensitive to EMS.
- EMS is effective in inducing and increasing the frequency of albino leaf stripes.
- The observed variegation patterns in M(2) suggest complex genetic or epigenetic interactions.
