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Related Experiment Video

Updated: Mar 8, 2026

Measuring Gene Expression in Bombarded Barley Aleurone Layers with Increased Throughput

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Published on: March 30, 2018

Genotypic differences in cadmium transport in developing barley grains.

Li Lin^1,2, Fei Chen¹, Yue Cai¹

¹Department of Agronomy, College of Agriculture and Biotechnology, Zijingang Campus, Zhejiang University, Hangzhou, 310058, People's Republic of China.

Environmental Science and Pollution Research International

|January 17, 2017

Summary

Barley genotypes show varying cadmium (Cd) accumulation in grains. Factors like Cd levels and plant structures influence Cd transport, impacting food safety.

Keywords:

Barley (Hordeum vulgare L)Cadmium Genotypic difference Xylem/phloem transport

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An Anaerobic Biosensor Assay for the Detection of Mercury and Cadmium

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Published on: December 17, 2018

Area of Science:

Agricultural Science
Plant Physiology
Environmental Science

Background:

Cadmium (Cd) is a toxic heavy metal.
Cd accumulation in food crops poses risks to human health.
Understanding genotypic differences in Cd uptake is crucial for crop improvement.

Purpose of the Study:

Investigate genotypic variations in cadmium transport in developing barley grains.
Identify factors influencing cadmium accumulation in barley.

Main Methods:

Detached barley ears cultured in nutrient solutions with varying Cd concentrations (0.5 and 5 μM).
Assessed Cd concentration in different ear parts.
Manipulated environmental factors: awn removal, relative humidity, sucrose addition, and stem girdling.

Main Results:

Low-Cd genotype (W6nk2) showed less Cd than high-accumulator (Zhenong8) at 0.5 μM Cd.
At 5 μM Cd, grain Cd levels were similar between genotypes.
Awn removal, high RH, and sucrose reduced grain Cd in Zhenong8 but not W6nk2.
Stem girdling reduced Cd transport to grains, especially in W6nk2, at high Cd levels.

Conclusions:

Higher grain Cd in Zhenong8 is linked to greater xylem transport capacity.
Cd translocation via xylem and phloem sap plays a significant role in barley grain accumulation.
Genotypic differences in barley influence cadmium transport mechanisms.