Somatic embryos were induced directly from immature cotyledons of the genotype of chickpea ICC 4918 (annigiri) on B5 medium supplemented with 2,4,5-T or 2,4-D in combination with BA or KN. Successful transformation was achieved via somatic embryogenesis using Agrobacterium tumefaciens strain LBA4404, carrying a binary plasmid vector system containing neomycin phosphotransferase (NPT II) gene as the selectable marker and beta-glucuronidase (GUS) as a reporter gene. Histochemical staining for GUS expression was observed as primary evidence for transformation.
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Phytopathology
January 2025
University of Florida, Microbiology & Cell Science, Cancer/Genetics Research Complex 302, 2033 Mowry Road, Gainesville, Florida, United States, 32610;
(L.) Moench is the fifth most important cereal crop and expected to gain prominence due to its versatility, low input requirements, and tolerance to hot and dry conditions. In warm and humid environments the productivity of sorghum is severely limited by the hemibiotrophic fungal pathogen , the causal agent of anthracnose.
View Article and Find Full Text PDFPLoS Biol
January 2025
Department of Cell and Developmental Biology, Faculty of Medical and Health Sciences, Tel Aviv University, Tel Aviv, Israel.
Sumoylation is a posttranslational modification essential for multiple cellular functions in eukaryotes. ULP-2 is a conserved SUMO protease required for embryonic development in Caenorhabditis elegans. Here, we revealed that ULP-2 controls germline development by regulating the PHD-SET domain protein, SET-26.
View Article and Find Full Text PDFMethods Mol Biol
January 2025
Centro Nacional de Análisis Genómico, Barcelona, Spain.
The recent development of genetic lineage recorders, designed to register the genealogical history of cells using induced somatic mutations, has opened the possibility of reconstructing complete animal cell lineages. To reconstruct a cell lineage tree from a molecular recorder, it is crucial to use an appropriate reconstruction algorithm. Current approaches include algorithms specifically designed for cell lineage reconstruction and the repurposing of phylogenetic algorithms.
View Article and Find Full Text PDFMethods Mol Biol
January 2025
Sorbonne Université, Institut du Cerveau (Paris Brain Institute) ICM, Inserm, CNRS, Hôpital de la Pitié Salpêtrière, Paris, France.
Somatic mosaic variants, and especially somatic single nucleotide variants (sSNVs), occur in progenitor cells in the developing human brain frequently enough to provide permanent, unique, and cumulative markers of cell divisions and clones. Here, we describe an experimental workflow to perform lineage studies in the human brain using somatic variants. The workflow consists in two major steps: (1) sSNV calling through whole-genome sequencing (WGS) of bulk (non-single-cell) DNA extracted from human fresh-frozen tissue biopsies, and (2) sSNV validation and cell phylogeny deciphering through single nuclei whole-genome amplification (WGA) followed by targeted sequencing of sSNV loci.
View Article and Find Full Text PDFMethods Mol Biol
January 2025
Department of Computer Science and Applied Mathematics, Weizmann Institute of Science, Rehovot, Israel.
The human genome is composed of distinct genomic regions that are susceptible to various types of somatic mutations. Among these, Short Tandem Repeats (STRs) stand out as the most mutable genetic elements. STRs are short repetitive polymorphic sequences, predominantly situated within noncoding sectors of the genome.
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