The field of plant genome sequencing has grown rapidly in the past 20 years, leading to increases in the quantity and quality of publicly available genomic resources. The growing wealth of genomic data from an increasingly diverse set of taxa provides unprecedented potential to better understand the genome biology and evolution of land plants. Here we provide a contemporary view of land plant genomics, including analyses on assembly quality, taxonomic distribution of sequenced species and national participation. We show that assembly quality has increased dramatically in recent years, that substantial taxonomic gaps exist and that the field has been dominated by affluent nations in the Global North and China, despite a wide geographic distribution of study species. We identify numerous disconnects between the native range of focal species and the national affiliation of the researchers studying them, which we argue are rooted in colonialism-both past and present. Luckily, falling sequencing costs, widening availability of analytical tools and an increasingly connected scientific community provide key opportunities to improve existing assemblies, fill sampling gaps and empower a more global plant genomics community.
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http://dx.doi.org/10.1038/s41477-021-01031-8 | DOI Listing |
Int J Syst Evol Microbiol
January 2025
State Key Laboratory of Biocontrol, Guangdong Provincial Key Laboratory of Plant Resources and Southern Marine Science and Engineering Guangdong Laboratory (Zhuhai), School of Life Sciences, Sun Yat-Sen University, Guangzhou 510275, PR China.
Six Gram-stain-positive and rod-shaped strains, designated FJAT-51614, FJAT-51639, FJAT-52054, FJAT-52991, FJAT-53654 and FJAT-53711, were isolated from a mangrove ecosystem. The condition for growth among the strains varied (pH ranging 5.0-11.
View Article and Find Full Text PDFAntonie Van Leeuwenhoek
January 2025
Institute of Plant Science and Resources, Okayama University, Okayama, Japan.
A Gram-stain-negative, rod-shaped, non-motile, aerobic, light-yellow-pigmented bacterium, designated as strain Y10, was isolated from Lumnitzera racemosa leaf in Iriomote island mangrove forests in Japan. The 16S rRNA gene sequence analysis revealed that the isolate Y10 was affiliated with the family Flavobacteriaceae, and the sequence showed the highest sequence identity to that of Neptunitalea chrysea NBRC 110019 (97.2%) and others with below 96% sequence identity.
View Article and Find Full Text PDFJ Integr Plant Biol
January 2025
State Key Laboratory of Crop Gene Resources and Breeding, Institute of Crop Sciences (ICS), Chinese Academy of Agricultural Sciences (CAAS), Beijing, 100081, China.
The development of a single and multiplex gene editing system is highly desirable for either functional genomics or pyramiding beneficial alleles in crop improvement. CRISPR/Cas12i3, which belongs to the Class II Type V-I Cas system, has attracted extensive attention recently due to its smaller protein size and less restricted canonical "TTN" protospacer adjacent motif (PAM). However, due to its relatively lower editing efficiency, Cas12i3-mediated multiplex gene editing has not yet been documented in plants.
View Article and Find Full Text PDFPlanta
January 2025
Department of Plant Sciences, University of the Free State, Bloemfontein, South Africa.
Sorghum kernel composition is a crucial characteristic that determines its functional qualities. The total protein content of sorghum grain increases under drought stress, but starch, protein digestibility, and micronutrient contents decrease. Sorghum (Sorghum bicolor L.
View Article and Find Full Text PDFTransgenic Res
January 2025
Forest Department, College of Forestry, Hebei Agricultural University, Baoding, 071000, China.
To explore the effects of salt-tolerance gene accumulation on salt tolerance in transgenic plant, we used four types of plant expression vector (N27, N28, N29, and N30) carrying mtlD, mtlD + gutD, mtlD + gutD + BADH, mtlD + gutD + BADH + sacB genes respectively, to transform tobacco through Agrobacterium-mediated method. Transgenic lines were identified through polymerase chain reaction (PCR) detection. Transgenic lines and non-transgenic plant (CK) were subjected to 6‰ sodium chloride solution stress; then, fluorescence quantitative PCR (FQ-PCR) and salt tolerance indexes were used to assess characteristics.
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