{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Bhaskar V"],"funding":["Department of Biotechnology, Ministry of Science and Technology (DBT)"],"pagination":["559"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC11971429"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["8(1)"],"pubmed_abstract":["Early interactions between tubercle bacilli and lung cells are critical in tuberculosis (TB) pathogenesis. Conventional two-dimensional cell cultures fail to replicate the multicellular complexity of lungs. We introduce a three-dimensional pulmosphere model for Mycobacterium tuberculosis infection in bovine systems, demonstrating through comprehensive transcriptome and proteome analyses that these multicellular spheroids closely mimic lung cell diversity, interactions, and extracellular matrix (ECM) composition. Cell viability, hypoxia, and reactive oxygen species assessments over three weeks confirm the model's suitability. To establish infection, we employed M. bovis BCG-an attenuated vaccine strain, and M. tuberculosis H37Rv-a laboratory adapted human clinical strain that is attenuated "],"journal":["Communications biology"],"pubmed_title":["A bovine pulmosphere model and multiomics reveal early host response signature in tuberculosis."],"pmcid":["PMC11971429"],"funding_grant_id":["BT/PR31378/AAQ/1/745/2019"],"pubmed_authors":["Bhaskar V","Gandham S","Praharaj MR","Maity HK","Sarkar U","Dey B","Kumar R"],"additional_accession":[]},"is_claimable":false,"name":"A bovine pulmosphere model and multiomics reveal early host response signature in tuberculosis.","description":"Early interactions between tubercle bacilli and lung cells are critical in tuberculosis (TB) pathogenesis. Conventional two-dimensional cell cultures fail to replicate the multicellular complexity of lungs. We introduce a three-dimensional pulmosphere model for Mycobacterium tuberculosis infection in bovine systems, demonstrating through comprehensive transcriptome and proteome analyses that these multicellular spheroids closely mimic lung cell diversity, interactions, and extracellular matrix (ECM) composition. Cell viability, hypoxia, and reactive oxygen species assessments over three weeks confirm the model's suitability. To establish infection, we employed M. bovis BCG-an attenuated vaccine strain, and M. tuberculosis H37Rv-a laboratory adapted human clinical strain that is attenuated ","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Apr","modification":"2025-07-08T03:13:51.444Z","creation":"2025-07-08T03:13:51.444Z"},"accession":"S-EPMC11971429","cross_references":{"pubmed":["40186000"],"doi":["10.1038/s42003-025-07883-6"]}}