DCDB:Delphinieae (Ranunculaceae) 部落的染色体数据库:结构,利用和最近的发展
Maria Bosch1, Jordi López-Pujol2, Cèsar Blanché3
1BioC (GReB, IRBio) - Laboratori de Botànica, Facultat de Farmàcia i Ciències de l'Alimentació, Universitat de Barcelona, Barcelona, Catalonia, Spain. mariabosch@ub.edu.
Methods in molecular biology (Clifton, N.J.)
|August 30, 2023
概括
现在,Delphinieae染色体数据库 (DCDB) 为425个物种提供了全面的状物学数据,大大扩大了其范围. 此更新的资源有助于细胞分类学研究和Ranunculaceae家族内的进化研究.
科学领域:
- 植物学 植物学
- 细胞遗传学 细胞遗传学
- 系统学 系统学 系统学
背景情况:
- 德尔菲尼科 (Ranunculaceae) 部落包括几种属,具有多样化的形学特征.
- 以前的Delphinieae染色体数据库 (DCDB) 提供了有价值的,但不完整的数据.
- 持续的研究和分类学修订需要更新和全面的资源.
研究的目的:
- 提供Delphinieae染色体数据库 (DCDB) 的最新在线版本.
- 为了巩固染色体数量和Delphinieae.ae.内的属的染色体信息.
- 支持细胞分类学数据库的开发和植物系统学和进化研究.
主要方法:
- 关于染色体计数和肌肉学数据 (1889-2021) 的详尽文献和互联网研究.
- 包括属的数据:Aconitum,Gymnaconitum,Delphinium,Consolida和Aconitella. 这些属的数据包括在内.
- 考虑最近的分类学进展,同义化和遗传学标准.
主要成果:
- 更新的DCDB (v. 31.12.2021) 包含425个物种 (503个类型) 的3435个报告,覆盖了该部落的48.6%.
- 与以前的版本相比,数据显著增加 (1999年有1097份报告,2016年有2598份报告).
- 数据库包括分类分辨率,地理原产地,岩学数据,凭证信息和引用 (含DOI).
结论:
- 该DCDB是Delphinieae.ae中公布的染色体数量和理学数据的最完整的资源.
- 该数据库促进了细胞分类学研究和关于Ranunculaceae的系统和演变的研究.
- 努力验证原始来源并识别重复的条目.
相关概念视频
02:26Non-vascular Seedless Plants
64.7K
The diverse plant life on Earth—consisting of nearly 400,000 species—can be divided into three broad categories based on biological characteristics: nonvascular, seedless vascular, and seed plants.
64.7K
02:54Evolutionary Relationships through Genome Comparisons
5.8K
Genome comparison is one of the excellent ways to interpret the evolutionary relationships between organisms. The basic principle of genome comparison is that if two species share a common feature, it is likely encoded by the DNA sequence conserved between both species. The advent of genome sequencing technologies in the late 20th century enabled scientists to understand the concept of conservation of domains between species and helped them to deduce evolutionary relationships across diverse...
5.8K
01:27Diversity of Protists III
48
Rhizaria are a diverse group of unicellular protists characterized by their threadlike cytoplasmic extensions known as pseudopodia. These structures aid in both locomotion and feeding, giving Rhizaria an amoeboid appearance. Their amoeboid morphology once led to taxonomic confusion, but molecular phylogenetics has clarified their evolutionary placement and emphasized their shared use of pseudopodia despite divergent lineages.This clade comprises diverse lineages such as Chlorarachniophyta,...
48
01:20Applications of Molecular Taxonomy
41
Molecular taxonomy has revolutionized the understanding and classification of bacteria, providing precise insights into their diversity, evolutionary relationships, and ecological roles. By utilizing molecular techniques such as DNA sequencing and fingerprinting, researchers have made significant strides in various fields related to bacterial studies.Resolving Taxonomic AmbiguitiesMolecular taxonomy has been instrumental in distinguishing closely related bacterial species initially thought to...
41
03:21Phylogenetic Trees
45.4K
Phylogenetic trees come in many forms. It matters in which sequence the organisms are arranged from the bottom to the top of the tree, but the branches can rotate at their nodes without altering the information. The lines connecting individual nodes can be straight, angled, or even curved.
45.4K
01:29Modern Molecular Taxonomy
52
Advancements in molecular biology have revolutionized the identification and characterization of bacteria, with multiple methods leveraging DNA sequencing for enhanced precision. As sequencing technologies improve and costs decline, these approaches are increasingly used in clinical, environmental, and evolutionary studies.Multilocus Sequence Typing (MLST) examines several housekeeping genes, essential chromosomal genes encoding cellular functions, to distinguish strains. Approximately...
52