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Tipburn is a physiological disease in Chinese cabbage. In recent years, this disease has become increasingly serious, affecting the quality and economic benefits of Chinese cabbage. However, little is known about the molecular mechanism by which calcium deficiency induces tipburn. Therefore, we performed transcriptome analysis on Y578-2 (tipburn-resistant accession) and Y920-2 (tipburn-susceptible accession) to identify the genes involved in the tipburn defense mechanism in Chinese cabbage. In this study, phenotypic observation showed that Y920-2 began to display symptoms on the 10th day of calcium deficiency treatment. Through weighted gene co-expression network analysis (WGCNA), three gene modules that were highly related to tipburn resistance were identified. Analysis of gene expression regulation in the three modules revealed 13 hub genes related to tipburn resistance, which were involved in the cell wall, photosynthesis, transcription factors, hormones, and the stress response, indicating that these factors play an important role in the tipburn response of Chinese cabbage. These transcriptome data and analysis results provide a basis for the study of the molecular mechanism of calcium deficiency-induced tipburn in Chinese cabbage.
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http://dx.doi.org/10.3390/plants14040527 | DOI Listing |
Environ Technol
September 2025
College of Chemistry and Chemical Engineering, Southwest Petroleum University, Chengdu, People's Republic of China.
The soil in reclaimed shale gas sites is compacted and suffers from issues like poor drainage, drought conditions, and nutrient deficiency, posing challenges for agricultural production. In this study, rare earth tailings were incorporated into biochar at different mass ratios (rare earth tailings: biochar = 1:1, 1:2, 1:3, 1:4). Subsequently, a series of rare earth tailings-doped biochar materials (REE-BC) were prepared by calcination at 700°C.
View Article and Find Full Text PDFTheor Appl Genet
September 2025
State Key Laboratory of Vegetable Biobreeding, Institute of Vegetables and Flowers, Chinese Academy of Agricultural Sciences, Beijing, 100081, China.
Hybrid breeding based on male sterility requires the removal of male parents, which is time- and labor-intensive; however, the use of female sterile male parent can solve this problem. In the offspring of distant hybridization between Brassica oleracea and Brassica napus, we obtained a mutant, 5GH12-279, which not only fails to generate gynoecium (thereby causing female sterility) but also has serrated leaves that could be used as a phenotypic marker in seedling screening. Genetic analysis revealed that this trait was controlled by a single dominant gene.
View Article and Find Full Text PDFFood Res Int
November 2025
Oil Crops Research Institute of the Chinese Academy of Agricultural Sciences, Oil Crops and Lipids Process Technology National & Local Joint Engineering Laboratory, Key Laboratory of Oilseeds Processing, Ministry of Agriculture and Rural Affairs, Hubei Key Laboratory of Lipid Chemistry and Nutrition
Type 2 diabetes mellitus (T2DM) is a a complex metabolic disorder that poses a serious threat to human health. Although polyphenol extract from rapeseed meal (RMP) has demonstrated inhibitory activity against α-glucosidase, the alleviating effects on T2DM and the underlying molecular mechanisms remain largely unexplored in T2DM. In this study, the antidiabetic effects of RMP were investigated using a T2DM mouse model induced by a high-fat diet (HFD) combined with streptozotocin (STZ) administration.
View Article and Find Full Text PDFACS Omega
September 2025
College of Science & College of Material Science and Art Design, Inner Mongolia Agricultural University, Hohhot 010018, China.
Pesticides are of great significance in ensuring food yield. However, the extensive use of pesticides has led to severe environmental pollution and significant economic losses. Chitosan-based pesticide delivery systems potentially present a favorable approach to enhance pesticide using efficiency.
View Article and Find Full Text PDFJ Hazard Mater
September 2025
State Key Laboratory of Nutrient Use and Management, Beijing Key Laboratory of Farmland Soil Pollution Prevention and Remediation, College of Resources and Environmental Sciences, China Agricultural University, Beijing 100193, China.
Cadmium (Cd) contamination in vegetables poses a potential risk to human health; thus an accurate soil Cd threshold is crucial for early warning to ensure safe production. In this study, a national-scale dataset of Cd contents in agricultural soils and vegetables in China was compiled to assess the dietary exposure risk, and a hybrid approach combining conditional inference trees (CITs) and species sensitivity distribution (SSD) was established to derive soil Cd thresholds. The results showed that amaranth, butterhead lettuce, Chinese cabbage, coriander, and garlic had higher Cd accumulation ability among 34 species studied.
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