Evidence map›Paper›PMID 34305982›Full record

ArticleFrontiers in plant science2021

The Effects of Short-Term Exposure to Low Temperatures During the Booting Stage on Starch Synthesis and Yields in Wheat Grain.

Wenjing Zhang, Yan Zhao, Lingyu Li, Xu Xu, Li Yang, Zheng Luo, Beibei Wang, Shangyu Ma, Yonghui Fan, Zhenglai Huang

Open access · goldAbstract read
In one paragraph

Article in Frontiers in plant science, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 pooled it
3.0field-weighted citation impact, top 9% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

20 citing papers in PubMed, 1 synthesis or guideline pooled it, 43 citations in OpenAlex.

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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

10 authors at 1 institution in 1 country.

Wenjing ZhangKey Laboratory of Wheat Biology and Genetic Improvement on South Yellow and Huai River Valley, The Ministry of Agriculture, Hefei, China.
Yan ZhaoKey Laboratory of Wheat Biology and Genetic Improvement on South Yellow and Huai River Valley, The Ministry of Agriculture, Hefei, China.
Lingyu LiKey Laboratory of Wheat Biology and Genetic Improvement on South Yellow and Huai River Valley, The Ministry of Agriculture, Hefei, China.
Xu XuKey Laboratory of Wheat Biology and Genetic Improvement on South Yellow and Huai River Valley, The Ministry of Agriculture, Hefei, China.
Li YangKey Laboratory of Wheat Biology and Genetic Improvement on South Yellow and Huai River Valley, The Ministry of Agriculture, Hefei, China.
Zheng LuoKey Laboratory of Wheat Biology and Genetic Improvement on South Yellow and Huai River Valley, The Ministry of Agriculture, Hefei, China.
Beibei WangKey Laboratory of Wheat Biology and Genetic Improvement on South Yellow and Huai River Valley, The Ministry of Agriculture, Hefei, China.
Shangyu MaKey Laboratory of Wheat Biology and Genetic Improvement on South Yellow and Huai River Valley, The Ministry of Agriculture, Hefei, China.
Yonghui FanKey Laboratory of Wheat Biology and Genetic Improvement on South Yellow and Huai River Valley, The Ministry of Agriculture, Hefei, China.
Zhenglai HuangKey Laboratory of Wheat Biology and Genetic Improvement on South Yellow and Huai River Valley, The Ministry of Agriculture, Hefei, China.
Anhui Agricultural University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Low temperatures (LT) in spring can have a major impact on the yields of wheat in winter. Wheat varieties with different cold sensitivities (the cold-tolerant Yannong 19 variety and the cold-sensitive Yangmai 18 variety) were used to study the responses of the wheat grain starch synthesis and dry material accumulation to short-term LT during the booting stage. The effects of short-term LT on the activities of key wheat grain starch synthesis enzymes, starch content and grain dry-matter accumulation were determined by exposing the wheat to simulated LT of from -2 to 2°C. Short-term LT stress caused a decrease in the fullness of the wheat grains along with decreased activities of adenosine diphosphate glucose pyrophosphorylase (AGPase, EC2.7.7.27), soluble starch synthase (SSS, EC2.4.1.21), granule-bound starch synthase (GBSS, EC2.4.1.21), and starch branching enzyme (SBE, EC2.4.1.18) at different spike positions during the filling stage. The rate of grain starch accumulation and starch content decreased with decreasing temperatures. Also, the duration of grain filling increased, the mean and the maximum filling rates were reduced and the quality of the grain dry-matter decreased. The number of grains per spike and the thousand-grain weight of the mature grains also decreased. Our data showed that short-term LT stress at the booting stage caused a decrease in the activities of key starch synthesis enzymes at the grain-filling stage. These changes reduced the accumulation of starch, decreased the filling rate, and lowered the accumulation of grain dry matter to ultimately decrease grain yields.

Indexed as

grain-fillinglow temperature at bootingstarch contentstarch synthesis enzymeswheatyield

Identifiers

PMID34305982
PMCPMC8300962
OpenAlexW3182591146

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

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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.