{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Tenge VR"],"funding":["Naman Family Fund for Basic Research at Baylor College of Medicine","United States Department of Agriculture","National Institutes of Health","Swedish Research Council","Cancer Prevention and Research Institute of Texas"],"pagination":["2066"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC8537403"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["13(10)"],"pubmed_abstract":["Recognition of cell-surface glycans is an important step in the attachment of several viruses to susceptible host cells. The molecular basis of glycan interactions and their functional consequences are well studied for human norovirus (HuNoV), an important gastrointestinal pathogen. Histo-blood group antigens (HBGAs), a family of fucosylated carbohydrate structures that are present on the cell surface, are utilized by HuNoVs to initially bind to cells. In this review, we describe the discovery of HBGAs as genetic susceptibility factors for HuNoV infection and review biochemical and structural studies investigating HuNoV binding to different HBGA glycans. Recently, human intestinal enteroids (HIEs) were developed as a laboratory cultivation system for HuNoV. We review how the use of this novel culture system has confirmed that fucosylated HBGAs are necessary and sufficient for infection by several HuNoV strains, describe mechanisms of antibody-mediated neutralization of infection that involve blocking of HuNoV binding to HBGAs, and discuss the potential for using the HIE model to answer unresolved questions on viral interactions with HBGAs and other glycans."],"journal":["Viruses"],"pubmed_title":["Glycan Recognition in Human Norovirus Infections."],"pmcid":["PMC8537403"],"funding_grant_id":["N/A","2017-00955","P30 DK 056338","HHSN2722017000381","T32 AI 055413","Q1279","RP150578","2011-68003-30395","RP170719","P01 AI 057788"],"pubmed_authors":["Atmar RL","Tenge VR","Ramani S","Estes MK","Larson G","Hu L","Prasad BVV"],"additional_accession":[]},"is_claimable":false,"name":"Glycan Recognition in Human Norovirus Infections.","description":"Recognition of cell-surface glycans is an important step in the attachment of several viruses to susceptible host cells. The molecular basis of glycan interactions and their functional consequences are well studied for human norovirus (HuNoV), an important gastrointestinal pathogen. Histo-blood group antigens (HBGAs), a family of fucosylated carbohydrate structures that are present on the cell surface, are utilized by HuNoVs to initially bind to cells. In this review, we describe the discovery of HBGAs as genetic susceptibility factors for HuNoV infection and review biochemical and structural studies investigating HuNoV binding to different HBGA glycans. Recently, human intestinal enteroids (HIEs) were developed as a laboratory cultivation system for HuNoV. We review how the use of this novel culture system has confirmed that fucosylated HBGAs are necessary and sufficient for infection by several HuNoV strains, describe mechanisms of antibody-mediated neutralization of infection that involve blocking of HuNoV binding to HBGAs, and discuss the potential for using the HIE model to answer unresolved questions on viral interactions with HBGAs and other glycans.","dates":{"release":"2021-01-01T00:00:00Z","publication":"2021 Oct","modification":"2025-04-05T12:56:23.514Z","creation":"2025-04-05T12:56:23.514Z"},"accession":"S-EPMC8537403","cross_references":{"pubmed":["34696500"],"doi":["10.3390/v13102066"]}}