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学者姓名:兰思仁
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Abstract :
Genes that introgress between species can influence the evolutionary and ecological fate of recipients exposed to novel environments. However, key questions on the patterns and molecular mechanisms of introgression in perennial herbaceous plants, which enable distantly related invasive species to thrive in extreme habitats, remain largely unanswered. Here, we report unidirectional introgression from the local species Dendrobium huoshanense to the distantly related invasive species Dendrobium catenatum (Den-drobium officinale) in lithophytic habitats of eastern China. The introgressed regions, which comprise approximately 1% of the genome, contain genes that regulate responses to drought, cold, and metal-ion stresses. Notably, introgressed loci such as CDPK, HHP, PIF, BRI1, and FYshow distinct selection signatures and differential expression compared with their paralogs, each playing a distinct role in drought and cold-stress responses. In addition, CIPK23, PDR9, and HAM demonstrate differential expression relative to their paralogous genes and alleles within introgressed loci, indicating their potential involvement in responses to metal-ion stress. Introgression thus facilitates the colonization of arid, metal-enriched sedimentary habitats by D. catenatum. These findings enhance our understanding of Orchidaceae evolution and reveal the evolutionary role of unidirectional introgression in the adaptation of perennial herbaceous plants to extreme environments.
Keyword :
Dendrobium Dendrobium distantly related species distantly related species introgression introgression invasive species invasive species metal-ion stress metal-ion stress
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| GB/T 7714 | Jiao Zhenbin , Ren Zhiyao , Hu Chao et al. Unidirectional genomic introgression facilitates the colonization of an invasive orchid in arid, metal-enriched sedimentary habitats [J]. | PLANT COMMUNICATIONS , 2026 , 7 (1) . |
| MLA | Jiao Zhenbin et al. "Unidirectional genomic introgression facilitates the colonization of an invasive orchid in arid, metal-enriched sedimentary habitats" . | PLANT COMMUNICATIONS 7 . 1 (2026) . |
| APA | Jiao Zhenbin , Ren Zhiyao , Hu Chao , Ma Xiaokai , Zhang Guo-Qiang , Chen Li-Jun et al. Unidirectional genomic introgression facilitates the colonization of an invasive orchid in arid, metal-enriched sedimentary habitats . | PLANT COMMUNICATIONS , 2026 , 7 (1) . |
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Angraecum sesquipedale, also known as Darwin's orchid, possesses an exceptionally long nectar spur. Charles Darwin predicted the orchid to be pollinated by a hawkmoth with a correspondingly long proboscis, later identified as Xanthopan praedicta. In this plant-pollinator interaction, the A. sesquipedale flower emits a complex blend of scent compounds dominated by diurnally regulated oximes (R1R2C = N-OH) to attract crepuscular and nocturnal pollinators. The molecular mechanism of oxime biosynthesis remains unclear in orchids. Here, we present the chromosome-level genome of A. sesquipedale. The haploid genome size is 2.10 Gb and represents 19 pseudochromosomes. Cytochrome P450 encoding genes of the CYP79 family known to be involved in oxime biosynthesis in seed plants are not present in the A. sesquipedale genome nor the genomes of other members of the orchid family. Metabolomic analysis of the A. sesquipedale flower revealed a substantial release of oximes at dusk during the blooming stage. By integrating metabolomic and transcriptomic correlation approaches, flavin-containing monooxygenases (FMOs) encoded by six tandem-repeat genes in the A. sesquipedale genome are identified as catalyzing the formation of oximes present. Further in vitro and in vivo assays confirm the function of FMOs in the oxime biosynthesis. We designate these FMOs as orchid oxime synthases 1-6. The evolutionary aspects related to the CYP79 gene losses and neofunctionalization of FMO-catalyzed biosynthesis of oximes in Darwin's orchid provide new insights into the convergent evolution of biosynthetic pathways.
Keyword :
Angraecum sesquipedale Angraecum sesquipedale convergent evolution convergent evolution CYP79 absence CYP79 absence flavin monooxygenase flavin monooxygenase white floral scent white floral scent whole genome sequence whole genome sequence
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| GB/T 7714 | Jiang, Kai , Moller, Birger Lindberg , Luo, Shaofan et al. Genomic, transcriptomic, and metabolomic analyses reveal convergent evolution of oxime biosynthesis in Darwin's orchid [J]. | MOLECULAR PLANT , 2025 , 18 (3) : 392-415 . |
| MLA | Jiang, Kai et al. "Genomic, transcriptomic, and metabolomic analyses reveal convergent evolution of oxime biosynthesis in Darwin's orchid" . | MOLECULAR PLANT 18 . 3 (2025) : 392-415 . |
| APA | Jiang, Kai , Moller, Birger Lindberg , Luo, Shaofan , Yang, Yu , Nelson, David R. , Neilson, Elizabeth Heather Jakobsen et al. Genomic, transcriptomic, and metabolomic analyses reveal convergent evolution of oxime biosynthesis in Darwin's orchid . | MOLECULAR PLANT , 2025 , 18 (3) , 392-415 . |
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A new species of Cymbidium (Orchidaceae) from Hubei Province, China, is described as C. huikanran, which is like C. kanran and C. faberi. Morphologically, it can be distinguished from the former by its basally non-articulate leaves, and arching, short scape; from the latter by its narrowly oblong-lanceolate sepals and narrowly ovate-lanceolate petals. Molecular analysis based on nuclear ribosomal ITS and the plastid sequences (matK and rbcL) clearly indicated that is a new species as a sister to C. faberi in C. subgenus Jensoa.
Keyword :
Chinese orchids Chinese orchids Cymbidiinae Cymbidiinae Cymbidium subgenus Jensoa Cymbidium subgenus Jensoa new species new species
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| GB/T 7714 | Li, Jun , Zeng, Meng-yao , Chen, Gui-zhen et al. Cymbidium huikanran (Orchidaceae; Epidendroideae), a new species from China: evidence from morphology and molecular analyses [J]. | PHYTOTAXA , 2025 , 683 (2) : 177-183 . |
| MLA | Li, Jun et al. "Cymbidium huikanran (Orchidaceae; Epidendroideae), a new species from China: evidence from morphology and molecular analyses" . | PHYTOTAXA 683 . 2 (2025) : 177-183 . |
| APA | Li, Jun , Zeng, Meng-yao , Chen, Gui-zhen , Li, Yuan-yuan , Liu, Zhong-jian , Lan, Siren . Cymbidium huikanran (Orchidaceae; Epidendroideae), a new species from China: evidence from morphology and molecular analyses . | PHYTOTAXA , 2025 , 683 (2) , 177-183 . |
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The fully mycoheterotrophic orchid Gastrodia Brown (1810: 330; Gastrodieae, Epidendroideae) comprises 103 species (POWO, 2024) and is widespread from India, southern China throughout Southeast Asia to Japan, eastern Australia, New Zealand, Pacific islands, Madagascar-Mascarene Islands and tropical Africa (Pridgeon et al. 2005, Chase et al. 2015, Chen et al. 2023). In China the members of this genus are distributed mainly in southern China, including Fujian, Guangxi, Guangdong, Hong Kong, Hainan, Yunnan and Taiwan (Liu et al. 2021, Zhou et al. 2021, Huang et al. 2021). On Hainan Island, four species, namely Gastrodia longitubularis Meng, Song & Luo (2007: 23), G. punctata Aver. (2006: 21, Lu et al. 2017), G. menghaiensis Tsi & Chen (2021: 703), and G. bawanglingensis Z.H.Chen, Z.Y.Zhang & X.Q.Song in Chen et al. (2023: 39) have been reported from the tropical rainforest. Here, we add another new species to this genus. This new species was found during our field investigation in the karst forests of Hainan Island. After undertaking a review of the literature (Meng et al. 2008, Chen et al. 2009, Chen et al. 2023, POWO 2024), we confirmed that it is a new species, described below.
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| GB/T 7714 | Huang, Ming-zhong , Wei, Chunyi , Li, Ruyi et al. Gastrodia exianlingensis (Gastrodieae, Epidendroideae), a new species of Orchidaceae from Hainan, China [J]. | PHYTOTAXA , 2025 , 689 (1) : 158-162 . |
| MLA | Huang, Ming-zhong et al. "Gastrodia exianlingensis (Gastrodieae, Epidendroideae), a new species of Orchidaceae from Hainan, China" . | PHYTOTAXA 689 . 1 (2025) : 158-162 . |
| APA | Huang, Ming-zhong , Wei, Chunyi , Li, Ruyi , Tu, Xiongde , Zhao, Xuewei , Lan, Siren et al. Gastrodia exianlingensis (Gastrodieae, Epidendroideae), a new species of Orchidaceae from Hainan, China . | PHYTOTAXA , 2025 , 689 (1) , 158-162 . |
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Dendrobium chrysotoxum, a perennial medicinal and horticulture plant in the genus Dendrobium within the orchid family (Orchidaceae), holds significant medicinal, ornamental, and scientific value, and thus it is recognized as an innovative horticultural crop. Despite its importance, the mitochondrial genome (mitogenome) of D. chrysotoxum, remains unexamined in the current scientific literature. In this study, we assembled an annotation of the complete mitogenome of D. chrysotoxum, which comprises 18 circular chromosomes with a total length of 582,418 bp. The mitogenome encodes a total of 63 genes including 37 protein-coding genes (PCGs), three rRNA genes, and 18 tRNA genes. Comparative analyses with other angiosperms revealed variations in gene content. Notably, our analysis revealed the retention of sdh4 in the D. chrysotoxum mitogenome, and it has contracted to 153 bp. Using RNA editing sites, we predicted a total of 605 editing sites across all PCGs, with the nad4 gene exhibiting the highest number of sites at 57. Our research further identified the extensive presence of mitochondrial plastid DNA sequences, with 87 fragments accounting for 12.75% of the mitogenome. Phylogenetic and synteny analyses further elucidated the evolutionary dynamics and rearrangement events in D. chrysotoxum as compared to other Dendrobium species. Additionally, we identified a 5,601 bp secondary horizontal gene transfer event involving fungal genes and tRNA genes. Our results provide valuable insights into the symbiotic relationships between orchids and fungi and aids in further research on its potential applications as a medicinal herb with ornamental value.
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| GB/T 7714 | Zhang, Cui-Li , Tu, Xiong-De , Wang, Lin-Ying et al. A comprehensive analysis of the complete Dendrobium chrysotoxum mitogenome reveals a multiple-circular structure and horizontal gene transfer from fungi [J]. | ORNAMENTAL PLANT RESEARCH , 2025 , 5 . |
| MLA | Zhang, Cui-Li et al. "A comprehensive analysis of the complete Dendrobium chrysotoxum mitogenome reveals a multiple-circular structure and horizontal gene transfer from fungi" . | ORNAMENTAL PLANT RESEARCH 5 (2025) . |
| APA | Zhang, Cui-Li , Tu, Xiong-De , Wang, Lin-Ying , Chen, De-Qiang , Zeng, Meng-Yao , Yin, Wei-Lun et al. A comprehensive analysis of the complete Dendrobium chrysotoxum mitogenome reveals a multiple-circular structure and horizontal gene transfer from fungi . | ORNAMENTAL PLANT RESEARCH , 2025 , 5 . |
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生活型历史街区指街区内仍有大量原有居民居住、生活氛围浓厚、承担着居住功能的历史街区,是典型的活态遗产。在历史-生活双重价值、保护-发展双重目标的指导下,将生活型历史街区的活力空间分为显性活力空间和隐性活力空间,基于双重感知方法,构建整体研究框架和空间识别方法模型。并以苏州山塘历史文化街区(渡僧桥-北环路段)为例,讨论显性、隐性活力空间具体识别过程。将研究成果与实际现状空间相结合,探寻活力空间具体点位,并对生活型历史街区活力空间的更新发展研究提出未来展望。
Keyword :
历史感知 历史感知 文化景观 文化景观 活力空间 活力空间 社会感知 社会感知 风景园林 风景园林
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| GB/T 7714 | 阙晨曦 , 邓双 , 冯艳 et al. 基于双重感知的生活型历史街区活力空间辨析 [J]. | 中国园林 , 2025 , 41 (05) : 84-91 . |
| MLA | 阙晨曦 et al. "基于双重感知的生活型历史街区活力空间辨析" . | 中国园林 41 . 05 (2025) : 84-91 . |
| APA | 阙晨曦 , 邓双 , 冯艳 , 任维 , 兰思仁 . 基于双重感知的生活型历史街区活力空间辨析 . | 中国园林 , 2025 , 41 (05) , 84-91 . |
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Aldehydes serve as intermediates in various metabolic processes, and their excessive accumulation can disrupt normal plant metabolic activities. Environmental stressors, including drought and salinity, can trigger the generation of reactive oxygen species (ROS), which results in elevated levels of aldehydes within plant cells. Aldehyde dehydrogenases (ALDHs) are recognized as key enzymes that act as 'aldehyde scavengers' capable of detoxifying the harmful aldehydes produced during oxidative stress conditions. Orchids constitute one of the largest families within angiosperms and possess significant economic value. However, genetic data for these non-model plants are limited, and the molecular mechanisms underlying orchid responses to abiotic stress remain poorly understood. In this study, we identified 17, 14, and 21 ALDH family members in three Cymbidium orchids: C. sinense, C. ensifolium, and C. goeringii, respectively. We conducted comprehensive analyses of their conserved domains, promoter elements, and collinearity relationships and predicted the interaction networks of ALDH proteins and microRNA binding sites in these three orchid species. Furthermore, we subjected C. sinense to drought and high salt-stress treatments and examined its expression patterns under these conditions using quantitative real-time PCR (qRT-PCR). Subcellular localization experiments were also performed on genes that exhibited significant responses to stress. Our findings provide valuable insights into the molecular mechanisms of stress resistance in orchids and contribute to a deeper understanding of their potential applications as ornamental plants.
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| GB/T 7714 | Wang, Linying , Zheng, Ruiyue , Zhang, Cuili et al. Aldehyde dehydrogenase superfamily of three Cymbidium orchids: genome-wide identification and response models to drought and salt stress [J]. | ORNAMENTAL PLANT RESEARCH , 2025 , 5 . |
| MLA | Wang, Linying et al. "Aldehyde dehydrogenase superfamily of three Cymbidium orchids: genome-wide identification and response models to drought and salt stress" . | ORNAMENTAL PLANT RESEARCH 5 (2025) . |
| APA | Wang, Linying , Zheng, Ruiyue , Zhang, Cuili , Chen, Chen , Lu, Jiayi , Zhao, Xi et al. Aldehyde dehydrogenase superfamily of three Cymbidium orchids: genome-wide identification and response models to drought and salt stress . | ORNAMENTAL PLANT RESEARCH , 2025 , 5 . |
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从微观尺度视角探究乡村生态系统文化服务供需关系,有助于乡村精准提升文化服务功能,对解决乡村资源错配问题,促进乡村高质量发展具有重要意义。以福建省廉村为研究对象,利用公众参与地理信息系统进行微观尺度的生态系统文化服务量化,建立乡村生态系统文化服务供需评价指标体系,进行耦合协调指数和空间自相关分析,确定廉村文化服务供需空间匹配特征。结果表明:(1)廉村三种文化服务类型中游憩休闲评分最高,美学体验次之,科教人文最低。在空间分布上,游憩休闲与美学体验空间分布相似,高值区域集中在古榕树及溪边,科学文化高值区域在宗祠及薛令之雕像区域。(2)文化服务供给区域集中在廉村聚落及其周边,其中以东侧城墙入口处以及南侧城墙入口处供给能力最强。需求区域相对分散,以廉村主入口区域需求最高,聚落内北部居民点、古官道、自助茶室以及沙洲处也出现高值点。(3)整体上供需耦合协调关系可分为两部分,一是聚落及周边区域处于较为协调状态,二是聚落外围区域供需关系稍显失调。其中濒临失调区域占比54.69%,轻度失调区域占比27.03%,协调区域占比18.28%。(4)根据供需匹配结果,将廉村空间分为四类,文化服务表现良好区、重点改进区、额外潜力区以及缓慢改进区。建议优先针对重点改进区,即沙洲东南区域和聚落北侧入口处,进行资源配置,能够实现资源效果收益最大化。总体来看,廉村内部空间中存在不同程度的文化服务供需错配,基于评估结果为廉村精准提升文化服务水平提供相应建议。
Keyword :
乡村生态系统 乡村生态系统 供需匹配 供需匹配 公众参与地理信息系统 公众参与地理信息系统 生态系统文化服务 生态系统文化服务 空间自相关分析 空间自相关分析 耦合协调分析 耦合协调分析
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| GB/T 7714 | 李从治 , 潘滢 , 尹伟伦 et al. 微观尺度下乡村生态系统文化服务供需匹配特征——以宁德市廉村为例 [J]. | 生态学报 , 2025 , 45 (05) : 2243-2254 . |
| MLA | 李从治 et al. "微观尺度下乡村生态系统文化服务供需匹配特征——以宁德市廉村为例" . | 生态学报 45 . 05 (2025) : 2243-2254 . |
| APA | 李从治 , 潘滢 , 尹伟伦 , 兰思仁 . 微观尺度下乡村生态系统文化服务供需匹配特征——以宁德市廉村为例 . | 生态学报 , 2025 , 45 (05) , 2243-2254 . |
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【目的】明晰福建省野生唇形科植物资源现状,为其保护与利用提供依据。【方法】多次深入福建省各市县进行野外调查,结合文献和网络标本数据库,对福建省唇形科植物的分布物种、分布地、药用价值等相关信息进行整理与分析。【结果】福建省共分布野生唇形科植物47属179种,以黄芩属(Scutellaria)、紫珠属(Callicarpa)、鼠尾草属(Salvia)、假糙苏属(Paraphlomis)、大青属(Clerodendrum)为主要分布属,5属共计77种,占福建省野生唇形科植物总数的43.02%。福建省野生唇形科植物中,可药用植物共计39属100种;其药用部位多样,全草、根、叶、茎、花、果实均可入药,以全草入药的植物最多(36属82种);有11种可药食两用。闽北山区及闽东南沿海地区的物种丰富度较高,闽东、闽东北内陆山区的物种丰富度较低。【结论】福建省野生唇形科植物资源丰富,其属、种的多样性非常高,药用价值高,具有较大的开发潜力;但其在福建省的分布不均,以水热条件良好的地方分布更为丰富。
Keyword :
唇形科 唇形科 地理格局 地理格局 生物多样性 生物多样性 福建省 福建省 药用植物 药用植物
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| GB/T 7714 | 常梦琳 , 兰思仁 , 王颖光 et al. 福建省野生唇形科植物资源现状及其药用价值 [J]. | 福建农林大学学报(自然科学版) , 2025 , 54 (04) : 522-532 . |
| MLA | 常梦琳 et al. "福建省野生唇形科植物资源现状及其药用价值" . | 福建农林大学学报(自然科学版) 54 . 04 (2025) : 522-532 . |
| APA | 常梦琳 , 兰思仁 , 王颖光 , 陈世品 , 马良 . 福建省野生唇形科植物资源现状及其药用价值 . | 福建农林大学学报(自然科学版) , 2025 , 54 (04) , 522-532 . |
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Urban heat and population aging present increasing challenges to the design of thermally comfortable outdoor environments for older adults. However, limited research has examined how spatial type, activity type, and urban-rural setting interactively influence thermal comfort and multidimensional health in this population. This study employed a fully factorial field experiment (3 x 2 x 2 design) conducted during autumn in Fuzhou, a subtropical city in southeastern China, involving 480 older adults aged 60-85, based on combinations of location (urban vs. rural), activity type (sitting vs. walking), and outdoor spatial type (wooded, waterfront, square). Objective thermal exposure was measured using the Physiologically Equivalent Temperature (PET); in addition, subjective thermal perception, acute physiological responses (blood pressure, heart rate), and self-reported multidimensional health were assessed before and after activity. Statistical analyses included Spearman correlation, three-way ANOVA, and multiple linear regression. Results showed that spatial type significantly influenced both objective and perceived thermal comfort (p < 0.001), with green and blue spaces offering the greatest cooling and comfort benefits. Activity type had a notable impact on physiological health, while urban-rural setting was more strongly associated with psychological and social outcomes. Individual thermal sensitivity and perceived environmental quality moderated these relationships. This study provides an integrated analytical framework for evaluating environment-behavior-perception-health pathways and offers seasonal, regionspecific empirical evidence to support heat-resilient, age-friendly outdoor space design in subtropical cities.
Keyword :
Green and blue spaces Green and blue spaces Multidimensional health Multidimensional health Older adults Older adults Thermal comfort Thermal comfort Three-way ANOVA Three-way ANOVA Urban-rural differences Urban-rural differences
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| GB/T 7714 | Wu, Yuanjing , Fei, Xinhui , He, Songjun et al. Outdoor thermal comfort and multidimensional health effects of older adults in a subtropical city during autumn: roles of spatial type, activity, and urban-rural setting [J]. | ENERGY AND BUILDINGS , 2025 , 347 . |
| MLA | Wu, Yuanjing et al. "Outdoor thermal comfort and multidimensional health effects of older adults in a subtropical city during autumn: roles of spatial type, activity, and urban-rural setting" . | ENERGY AND BUILDINGS 347 (2025) . |
| APA | Wu, Yuanjing , Fei, Xinhui , He, Songjun , Zhou, Wei , Fan, Shaozhen , Tang, Yuping et al. Outdoor thermal comfort and multidimensional health effects of older adults in a subtropical city during autumn: roles of spatial type, activity, and urban-rural setting . | ENERGY AND BUILDINGS , 2025 , 347 . |
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