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  • Open Access

    ARTICLE

    Transcriptomics Provides New Insights into Resistance Mechanisms in Wheat Infected with Puccinia striiformis f. sp. tritici

    Jing Zhang1,#, Huifen Qiao1,#, Shenglong Wang1,#, Jiawei Yuan1, Qingsong Ba1, Gensheng Zhang1,2,*, Guiping Li1,*

    Phyton-International Journal of Experimental Botany, Vol.94, No.9, pp. 2701-2718, 2025, DOI:10.32604/phyton.2025.070017 - 30 September 2025

    Abstract Wheat stripe rust, a devastating disease caused by the fungal pathogen Puccinia striiformis f. sp. tritici (Pst), poses a significant threat to global wheat production. Growing resistant cultivars is a crucial strategy for wheat stripe rust management. However, the underlying molecular mechanisms of wheat resistance to Pst remain incompletely understood. To unravel these mechanisms, we employed high-throughput RNA sequencing (RNA-Seq) to analyze the transcriptome of the resistant wheat cultivar Mianmai 46 (MM46) at different time points (24, 48, and 96 h) post-inoculation with the Pst race CYR33. The analysis revealed that Pst infection significantly altered the expression of genes… More >

  • Open Access

    ARTICLE

    Comparative Analyses of Physiological and Transcriptomic Responses Reveal Chive (Allium ascalonicum L.) Bolting Tolerance Mechanisms

    Siyang Ou1, Liuyan Yang1, Tingting Yuan1, Mutong Li1, Guohui Liao2, Wanping Zhang1, Guangdong Geng1,*, Suqin Zhang1,*

    Phyton-International Journal of Experimental Botany, Vol.94, No.8, pp. 2441-2460, 2025, DOI:10.32604/phyton.2025.068368 - 29 August 2025

    Abstract Chive (Allium ascalonicum L.), a seeding-vernalization-type vegetable, is prone to bolting. To explore the physiological and molecular mechanisms of its bolting, bolting-prone (‘BA’) and bolting-resistant (‘WA’) chives were sampled at the vegetative growth, floral bud differentiation, and bud emergence stages. No bolting was observed in bolting-resistant ‘WA’ on the 130th day after planting, whereas the bolting reached 39.22% in bolting-prone ‘BA’, which was significantly higher than that of ‘WA’. The contents of gibberellins, abscisic acid, and zeatin riboside after floral bud differentiation in ‘WA’ were significantly less than in ‘BA’, whereas the indoleacetic acid content in… More >

  • Open Access

    ARTICLE

    Physiological and Biochemical Responses and Non-Parametric Transcriptome Analysis for the Curcumin-Induced Improvement of Saline-Alkali Resistance in Akebia trifoliate (Thunb.) Koidz

    Xiaoqin Li, Yongfu Zhang*, Zhen Ren, Jiao Chen, Zuqin Qiao, Xingmei Tao, Xuan Yi, Kai Wang, Zhao Liu

    Phyton-International Journal of Experimental Botany, Vol.94, No.8, pp. 2529-2550, 2025, DOI:10.32604/phyton.2025.066894 - 29 August 2025

    Abstract Soil salinization is a major abiotic stress that hampers plant development and significantly reduces agricultural productivity, posing a serious challenge to global food security. Akebia trifoliata (Thunb.) Koidz, a species within the genus Akebia Decne., is valued for its use in food, traditional medicine, oil production, and as an ornamental plant. Curcumin, widely recognized for its pharmacological properties including anti-cancer, anti-neuroinflammatory, and anti-fibrotic effects, has recently drawn interest for its potential roles in plant stress responses. However, its impact on plant tolerance to saline-alkali stress remains poorly understood. In this study, the effects of curcumin on… More >

  • Open Access

    ARTICLE

    Integrating Spatial Multi-Omics and Machine Learning to Unravel the Role of PANoptosis in Bladder Cancer Prognosis and Immunotherapy Response

    Liangju Peng1,2, Tingting Cai1,2, Peihang Xu1,2, Cong Chen3, Qingzhi Xiang1,2, Yiping Zhu1,2, Dingwei Ye1,2,*, Yijun Shen1,2,*

    Oncology Research, Vol.33, No.9, pp. 2463-2489, 2025, DOI:10.32604/or.2025.064331 - 28 August 2025

    Abstract Background: Studies have reported the special value of PANoptosis in cancer, but there is no study on the prognostic and therapeutic effects of PANoptosis in bladder cancer (BLCA). This study aimed to explore the role of PANoptosis in BLCA heterogeneity and its impact on clinical outcomes and immunotherapy response while establishing a robust prognostic model based on PANoptosis-related features. Methods: Gene expression profiles and clinical data were collected from public databases. Spatial heterogeneity of cell death pathways in BLCA was evaluated. Consensus clustering was performed based on identified PANoptosis genes. Cell death pathway scores, molecular, and… More >

  • Open Access

    ARTICLE

    Pathways Related to ROS Production, Clearance, and Signal Transduction during Cold Response in Brassica napus L. with Strong Cold Resistance

    Weiliang Qi1,2,3,4,*, Wancang Sun5, Li Ma5, Xiaolong Li1, Haiqing Liu1, Cairong Yang6, Ziyao Wei1

    Phyton-International Journal of Experimental Botany, Vol.94, No.3, pp. 739-762, 2025, DOI:10.32604/phyton.2025.060712 - 31 March 2025

    Abstract Brassica napus L. (B. napus), recognized as a significant cash and oil crop, faces challenges in popularization and application in northern China due to its limited cold resistance. Clarifying the mechanism of cold stress on gene regulation and signal transduction in B. napus is crucial. To address these issues, we conducted transcriptome sequencing and gene expression analysis, along with gene ontology (GO) and Kyoto encyclopedia of genes and genomes (KEGG) pathway profiling under natural (25°C) and cold (4°C) conditions in cold tolerant 16VHNTS309 and weak cold-resistant Tianyou 2238 B. napus seedlings. Enhanced genomic annotation was achieved through additional sequencing.… More >

  • Open Access

    ARTICLE

    Transcriptome Analysis Provides New Insights into Bulbil Formation in Bistorta vivipara

    Weimin Zhao1, Guomin Shi2,3, Jialei Guo4, Guifang He1, Peilan Li1, Xiaoying Ren1, Leqi Yang1, Taikun Qi1, Tao He1,5,*

    Phyton-International Journal of Experimental Botany, Vol.94, No.2, pp. 393-406, 2025, DOI:10.32604/phyton.2025.059531 - 06 March 2025

    Abstract Bistorta vivipara is a facultative reproductive plant capable of asexual reproduction through underground rhizomes and bulbils, as well as sexual reproduction via seeds. The phenomenon of vegetative organ vivipary is a complex biological process regulated by a network of genes. However, the developmental mechanism regulating bulbil vivipary in B. vivipara remains largely unexplored. This study investigated different developmental stages of B. vivipara using RNA sequencing and transcriptome analysis. Approximately 438 million high-quality reads were generated, with over 61.65% of the data mapped to the de novo transcriptome sequence. A total of 154,813 reads were matched in at least one More >

  • Open Access

    ARTICLE

    Transcriptome Analysis of Derris fordii and Derris elliptica to Identify Potential Genes Involved in Rotenoid Biosynthesis

    Yanlin Pan1, Yibin Zhang1, Xingui Wang1, Hongbo Qin1, Lunfa Guo1,2,*

    Phyton-International Journal of Experimental Botany, Vol.94, No.1, pp. 123-136, 2025, DOI:10.32604/phyton.2025.059598 - 24 January 2025

    Abstract Derris fordii and Derris elliptica belong to the Derris genus of the Fabaceae family, distinguished by their high isoflavonoid content, particularly rotenoids, which hold significance in pharmaceuticals and agriculture. Rotenone, as a prominent rotenoid, has a longstanding history of use in pesticides, veterinary applications, medicine, and medical research. The accumulation of rotenoids within Derris plants adheres to species-specific and tissue-specific patterns and is also influenced by environmental factors. Current research predominantly addresses extraction techniques, pharmacological applications, and pesticide formulations, whereas investigations into the biosynthesis pathway and regulatory mechanism of rotenoids remain relatively scarce. In this study, we… More >

  • Open Access

    ARTICLE

    Comprehensive molecular characterization to predict immunotherapy response in advanced biliary tract cancer: a phase II trial of pembrolizumab

    RYUL KIM1,#, JOO KYUNG PARK2,#, MINSUK KWON3, MINAE AN4, JUNG YONG HONG1, JOON OH PARK1, SUNG HEE LIM1,*, SEUNG TAE KIM1,*

    Oncology Research, Vol.33, No.1, pp. 57-65, 2025, DOI:10.32604/or.2024.049054 - 20 December 2024

    Abstract Background: Immune checkpoint inhibitors (ICIs) are effective in a subset of patients with metastatic solid tumors. However, the patients who would benefit most from ICIs in biliary tract cancer (BTC) are still controversial. Materials and methods: We molecularly characterized tissues and blood from 32 patients with metastatic BTC treated with the ICI pembrolizumab as second-line therapy. Results: All patients had microsatellite stable (MSS) type tumors. Three of the 32 patients achieved partial response (PR), with an objective response rate (ORR) of 9.4% (95% confidence interval [CI], 2.0–25.2) and nine showed stable disease (SD), exhibiting a disease… More >

  • Open Access

    ARTICLE

    Genome-Wide Identification and Expression Pattern Analysis of LONELY GUY Gene Family in Walnut (Juglans regia)

    Yuan Wang1, Tianle Zhang1, Xinfeng Zeng1, Jiale Liu1, Siyu Li1, Siyu Yang1, Shengnan Zhao1, Abdullah Shah2, Muhammad Saif Ullah2, Guohui Qi1,*, Peng Jia1,*

    Phyton-International Journal of Experimental Botany, Vol.93, No.12, pp. 3331-3346, 2024, DOI:10.32604/phyton.2024.059402 - 31 December 2024

    Abstract LONELY GUY (LOG) is a pivotal cytokinin-activating enzyme that plays an important role in plant growth, development, and stress responses. Walnut (Juglans regia), an important woody oilseed species, has not yet undergone systematic identification of its LOG gene family. In this study, we identified 17 JrLOG genes in the walnut genome, which are unevenly distributed across 11 chromosomes. JrLOG gene expansion was primarily driven by gene duplication, along with purifying selection. Members of the JrLOG family were categorized into five groups, each exhibiting analogous gene structures, featured motifs, and conserved domains. Transcriptome and quantitative real-time PCR analyses More >

  • Open Access

    ARTICLE

    Integrated Transcriptomics and Metabolomics Analysis for the Mechanism Underlying White-to-Pink Petal Color Transition in Hibiscus mutabilis Flowers

    Xiaodong Shi*, Tingyu Wang, Sui Ai, Jiasi Li

    Phyton-International Journal of Experimental Botany, Vol.93, No.10, pp. 2571-2581, 2024, DOI:10.32604/phyton.2024.056606 - 30 October 2024

    Abstract Cotton rose (Hibiscus mutabilis) is a well-known ornamental plant that produces large flowers of vibrant colors. However, metabolites in H. mutabilis flowers with vibrant color have not been fully understood. By performing a combined analysis of metabolomics and transcriptomics data, we here explored mechanisms for the production of primary active compounds in this plant. Multivariate statistics unveiled differences in flavonoid metabolism between white and pink flowers, with pink flowers exhibiting a greater flavonoid abundance. The white-to-pink transition of cotton rose flowers may be attributed to pelargonidin-3-O-glucoside formation. On examining the expression of genes related to the structure More > Graphic Abstract

    Integrated Transcriptomics and Metabolomics Analysis for the Mechanism Underlying White-to-Pink Petal Color Transition in <i>Hibiscus mutabilis</i> Flowers

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