PMC:7166029 / 9328-10608 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"223","span":{"begin":48,"end":56},"obj":"Disease"},{"id":"228","span":{"begin":870,"end":903},"obj":"Gene"},{"id":"229","span":{"begin":548,"end":565},"obj":"Species"},{"id":"230","span":{"begin":566,"end":583},"obj":"Species"},{"id":"231","span":{"begin":539,"end":547},"obj":"Disease"},{"id":"240","span":{"begin":416,"end":433},"obj":"Gene"},{"id":"241","span":{"begin":123,"end":130},"obj":"Species"},{"id":"242","span":{"begin":243,"end":251},"obj":"Species"},{"id":"243","span":{"begin":345,"end":353},"obj":"Species"},{"id":"244","span":{"begin":402,"end":410},"obj":"Species"},{"id":"245","span":{"begin":59,"end":67},"obj":"Disease"},{"id":"246","span":{"begin":171,"end":179},"obj":"Disease"},{"id":"247","span":{"begin":271,"end":279},"obj":"Disease"},{"id":"251","span":{"begin":1119,"end":1136},"obj":"Gene"},{"id":"252","span":{"begin":965,"end":973},"obj":"Disease"},{"id":"253","span":{"begin":1167,"end":1175},"obj":"Disease"}],"attributes":[{"id":"A223","pred":"tao:has_database_id","subj":"223","obj":"MESH:C000657245"},{"id":"A229","pred":"tao:has_database_id","subj":"229","obj":"Tax:11320"},{"id":"A230","pred":"tao:has_database_id","subj":"230","obj":"Tax:11520"},{"id":"A231","pred":"tao:has_database_id","subj":"231","obj":"MESH:C000657245"},{"id":"A241","pred":"tao:has_database_id","subj":"241","obj":"Tax:9606"},{"id":"A242","pred":"tao:has_database_id","subj":"242","obj":"Tax:9606"},{"id":"A243","pred":"tao:has_database_id","subj":"243","obj":"Tax:9606"},{"id":"A244","pred":"tao:has_database_id","subj":"244","obj":"Tax:9606"},{"id":"A245","pred":"tao:has_database_id","subj":"245","obj":"MESH:C000657245"},{"id":"A246","pred":"tao:has_database_id","subj":"246","obj":"MESH:C000657245"},{"id":"A247","pred":"tao:has_database_id","subj":"247","obj":"MESH:C000657245"},{"id":"A252","pred":"tao:has_database_id","subj":"252","obj":"MESH:C000657245"},{"id":"A253","pred":"tao:has_database_id","subj":"253","obj":"MESH:C000657245"}],"namespaces":[{"prefix":"Tax","uri":"https://www.ncbi.nlm.nih.gov/taxonomy/"},{"prefix":"MESH","uri":"https://id.nlm.nih.gov/mesh/"},{"prefix":"Gene","uri":"https://www.ncbi.nlm.nih.gov/gene/"},{"prefix":"CVCL","uri":"https://web.expasy.org/cellosaurus/CVCL_"}],"text":"3.1 Data analysis of nucleic acid detection of COVID-19\nA COVID-19 nucleic acid was detected in 32 swabs collected during patient screening. The detection rate was 1.3%. COVID-19 nucleic acid was detected in the stool specimens of 8 positive patients examined. However, COVID-19 nucleic acids were not detected in tear samples from 10 positive patients. During the same period, the detection rates of patients with influenza A and B were 2.3% and 3.3%, respectively (Table 2 ).\nTable 2 Types of nucleic acid test specimens.\nSpecimen type COVID-19 Influenza A Virus Influenza B Virus\nPositive cases-No., % Test cases Positive cases-No., % Test cases Positive cases-No., % Test cases\nPharyngeal swab 32 (1.3) 2510 57 (2.3) 2510 84 (3.3) 2510\nFeces 8 (19) 43 0 6 0 6\nSerum 0 31 2 (13) 15 2 (13) 15\nSputum 0 15 0 15 0 15\nBronchial lavage 0 1 0 1 0 1\nNasal swab 0 6 / / / /\nWhole blood 0 1 / / / /\nTear 0 10 / / / /\nFig. 1 shows that the nucleic acid-positive cases of COVID-19 were mainly detected from January 24 to February 9, with February 3 and 4 showing the largest number of positive cases. During this period, both influenza A and B viruses were also present. No COVID-19-positive cases were detected after February 10.\nFig. 1 Changes of nucleic acid positive cases with time."}

{"project":"LitCovid-PD-FMA-UBERON","denotations":[{"id":"T71","span":{"begin":213,"end":218},"obj":"Body_part"},{"id":"T72","span":{"begin":315,"end":319},"obj":"Body_part"},{"id":"T73","span":{"begin":741,"end":746},"obj":"Body_part"},{"id":"T74","span":{"begin":765,"end":770},"obj":"Body_part"},{"id":"T75","span":{"begin":796,"end":802},"obj":"Body_part"},{"id":"T76","span":{"begin":876,"end":881},"obj":"Body_part"},{"id":"T77","span":{"begin":894,"end":898},"obj":"Body_part"}],"attributes":[{"id":"A71","pred":"fma_id","subj":"T71","obj":"http://purl.org/sig/ont/fma/fma64183"},{"id":"A72","pred":"fma_id","subj":"T72","obj":"http://purl.org/sig/ont/fma/fma59756"},{"id":"A73","pred":"fma_id","subj":"T73","obj":"http://purl.org/sig/ont/fma/fma64183"},{"id":"A74","pred":"fma_id","subj":"T74","obj":"http://purl.org/sig/ont/fma/fma63083"},{"id":"A75","pred":"fma_id","subj":"T75","obj":"http://purl.org/sig/ont/fma/fma312401"},{"id":"A76","pred":"fma_id","subj":"T76","obj":"http://purl.org/sig/ont/fma/fma9670"},{"id":"A77","pred":"fma_id","subj":"T77","obj":"http://purl.org/sig/ont/fma/fma59756"}],"text":"3.1 Data analysis of nucleic acid detection of COVID-19\nA COVID-19 nucleic acid was detected in 32 swabs collected during patient screening. The detection rate was 1.3%. COVID-19 nucleic acid was detected in the stool specimens of 8 positive patients examined. However, COVID-19 nucleic acids were not detected in tear samples from 10 positive patients. During the same period, the detection rates of patients with influenza A and B were 2.3% and 3.3%, respectively (Table 2 ).\nTable 2 Types of nucleic acid test specimens.\nSpecimen type COVID-19 Influenza A Virus Influenza B Virus\nPositive cases-No., % Test cases Positive cases-No., % Test cases Positive cases-No., % Test cases\nPharyngeal swab 32 (1.3) 2510 57 (2.3) 2510 84 (3.3) 2510\nFeces 8 (19) 43 0 6 0 6\nSerum 0 31 2 (13) 15 2 (13) 15\nSputum 0 15 0 15 0 15\nBronchial lavage 0 1 0 1 0 1\nNasal swab 0 6 / / / /\nWhole blood 0 1 / / / /\nTear 0 10 / / / /\nFig. 1 shows that the nucleic acid-positive cases of COVID-19 were mainly detected from January 24 to February 9, with February 3 and 4 showing the largest number of positive cases. During this period, both influenza A and B viruses were also present. No COVID-19-positive cases were detected after February 10.\nFig. 1 Changes of nucleic acid positive cases with time."}

{"project":"LitCovid-PD-UBERON","denotations":[{"id":"T35","span":{"begin":213,"end":218},"obj":"Body_part"},{"id":"T36","span":{"begin":741,"end":746},"obj":"Body_part"},{"id":"T37","span":{"begin":765,"end":770},"obj":"Body_part"},{"id":"T38","span":{"begin":796,"end":802},"obj":"Body_part"},{"id":"T39","span":{"begin":876,"end":881},"obj":"Body_part"}],"attributes":[{"id":"A35","pred":"uberon_id","subj":"T35","obj":"http://purl.obolibrary.org/obo/UBERON_0001988"},{"id":"A36","pred":"uberon_id","subj":"T36","obj":"http://purl.obolibrary.org/obo/UBERON_0001988"},{"id":"A37","pred":"uberon_id","subj":"T37","obj":"http://purl.obolibrary.org/obo/UBERON_0001977"},{"id":"A38","pred":"uberon_id","subj":"T38","obj":"http://purl.obolibrary.org/obo/UBERON_0007311"},{"id":"A39","pred":"uberon_id","subj":"T39","obj":"http://purl.obolibrary.org/obo/UBERON_0000178"}],"text":"3.1 Data analysis of nucleic acid detection of COVID-19\nA COVID-19 nucleic acid was detected in 32 swabs collected during patient screening. The detection rate was 1.3%. COVID-19 nucleic acid was detected in the stool specimens of 8 positive patients examined. However, COVID-19 nucleic acids were not detected in tear samples from 10 positive patients. During the same period, the detection rates of patients with influenza A and B were 2.3% and 3.3%, respectively (Table 2 ).\nTable 2 Types of nucleic acid test specimens.\nSpecimen type COVID-19 Influenza A Virus Influenza B Virus\nPositive cases-No., % Test cases Positive cases-No., % Test cases Positive cases-No., % Test cases\nPharyngeal swab 32 (1.3) 2510 57 (2.3) 2510 84 (3.3) 2510\nFeces 8 (19) 43 0 6 0 6\nSerum 0 31 2 (13) 15 2 (13) 15\nSputum 0 15 0 15 0 15\nBronchial lavage 0 1 0 1 0 1\nNasal swab 0 6 / / / /\nWhole blood 0 1 / / / /\nTear 0 10 / / / /\nFig. 1 shows that the nucleic acid-positive cases of COVID-19 were mainly detected from January 24 to February 9, with February 3 and 4 showing the largest number of positive cases. During this period, both influenza A and B viruses were also present. No COVID-19-positive cases were detected after February 10.\nFig. 1 Changes of nucleic acid positive cases with time."}

{"project":"LitCovid-PD-MONDO","denotations":[{"id":"T67","span":{"begin":48,"end":56},"obj":"Disease"},{"id":"T68","span":{"begin":59,"end":67},"obj":"Disease"},{"id":"T69","span":{"begin":171,"end":179},"obj":"Disease"},{"id":"T70","span":{"begin":271,"end":279},"obj":"Disease"},{"id":"T71","span":{"begin":416,"end":425},"obj":"Disease"},{"id":"T72","span":{"begin":539,"end":547},"obj":"Disease"},{"id":"T73","span":{"begin":548,"end":557},"obj":"Disease"},{"id":"T74","span":{"begin":566,"end":575},"obj":"Disease"},{"id":"T75","span":{"begin":965,"end":973},"obj":"Disease"},{"id":"T76","span":{"begin":1119,"end":1128},"obj":"Disease"},{"id":"T77","span":{"begin":1167,"end":1175},"obj":"Disease"}],"attributes":[{"id":"A67","pred":"mondo_id","subj":"T67","obj":"http://purl.obolibrary.org/obo/MONDO_0100096"},{"id":"A68","pred":"mondo_id","subj":"T68","obj":"http://purl.obolibrary.org/obo/MONDO_0100096"},{"id":"A69","pred":"mondo_id","subj":"T69","obj":"http://purl.obolibrary.org/obo/MONDO_0100096"},{"id":"A70","pred":"mondo_id","subj":"T70","obj":"http://purl.obolibrary.org/obo/MONDO_0100096"},{"id":"A71","pred":"mondo_id","subj":"T71","obj":"http://purl.obolibrary.org/obo/MONDO_0005812"},{"id":"A72","pred":"mondo_id","subj":"T72","obj":"http://purl.obolibrary.org/obo/MONDO_0100096"},{"id":"A73","pred":"mondo_id","subj":"T73","obj":"http://purl.obolibrary.org/obo/MONDO_0005812"},{"id":"A74","pred":"mondo_id","subj":"T74","obj":"http://purl.obolibrary.org/obo/MONDO_0005812"},{"id":"A75","pred":"mondo_id","subj":"T75","obj":"http://purl.obolibrary.org/obo/MONDO_0100096"},{"id":"A76","pred":"mondo_id","subj":"T76","obj":"http://purl.obolibrary.org/obo/MONDO_0005812"},{"id":"A77","pred":"mondo_id","subj":"T77","obj":"http://purl.obolibrary.org/obo/MONDO_0100096"}],"text":"3.1 Data analysis of nucleic acid detection of COVID-19\nA COVID-19 nucleic acid was detected in 32 swabs collected during patient screening. The detection rate was 1.3%. COVID-19 nucleic acid was detected in the stool specimens of 8 positive patients examined. However, COVID-19 nucleic acids were not detected in tear samples from 10 positive patients. During the same period, the detection rates of patients with influenza A and B were 2.3% and 3.3%, respectively (Table 2 ).\nTable 2 Types of nucleic acid test specimens.\nSpecimen type COVID-19 Influenza A Virus Influenza B Virus\nPositive cases-No., % Test cases Positive cases-No., % Test cases Positive cases-No., % Test cases\nPharyngeal swab 32 (1.3) 2510 57 (2.3) 2510 84 (3.3) 2510\nFeces 8 (19) 43 0 6 0 6\nSerum 0 31 2 (13) 15 2 (13) 15\nSputum 0 15 0 15 0 15\nBronchial lavage 0 1 0 1 0 1\nNasal swab 0 6 / / / /\nWhole blood 0 1 / / / /\nTear 0 10 / / / /\nFig. 1 shows that the nucleic acid-positive cases of COVID-19 were mainly detected from January 24 to February 9, with February 3 and 4 showing the largest number of positive cases. During this period, both influenza A and B viruses were also present. No COVID-19-positive cases were detected after February 10.\nFig. 1 Changes of nucleic acid positive cases with time."}

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T103","span":{"begin":57,"end":58},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"},{"id":"T104","span":{"begin":426,"end":427},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"},{"id":"T105","span":{"begin":432,"end":433},"obj":"http://purl.obolibrary.org/obo/CLO_0001021"},{"id":"T106","span":{"begin":509,"end":513},"obj":"http://purl.obolibrary.org/obo/UBERON_0000473"},{"id":"T107","span":{"begin":558,"end":559},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"},{"id":"T108","span":{"begin":560,"end":565},"obj":"http://purl.obolibrary.org/obo/NCBITaxon_10239"},{"id":"T109","span":{"begin":576,"end":577},"obj":"http://purl.obolibrary.org/obo/CLO_0001021"},{"id":"T110","span":{"begin":578,"end":583},"obj":"http://purl.obolibrary.org/obo/NCBITaxon_10239"},{"id":"T111","span":{"begin":606,"end":610},"obj":"http://purl.obolibrary.org/obo/UBERON_0000473"},{"id":"T112","span":{"begin":639,"end":643},"obj":"http://purl.obolibrary.org/obo/UBERON_0000473"},{"id":"T113","span":{"begin":672,"end":676},"obj":"http://purl.obolibrary.org/obo/UBERON_0000473"},{"id":"T114","span":{"begin":876,"end":881},"obj":"http://purl.obolibrary.org/obo/UBERON_0000178"},{"id":"T115","span":{"begin":876,"end":881},"obj":"http://www.ebi.ac.uk/efo/EFO_0000296"},{"id":"T116","span":{"begin":1129,"end":1130},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"},{"id":"T117","span":{"begin":1135,"end":1136},"obj":"http://purl.obolibrary.org/obo/CLO_0001021"},{"id":"T118","span":{"begin":1137,"end":1144},"obj":"http://purl.obolibrary.org/obo/NCBITaxon_10239"}],"text":"3.1 Data analysis of nucleic acid detection of COVID-19\nA COVID-19 nucleic acid was detected in 32 swabs collected during patient screening. The detection rate was 1.3%. COVID-19 nucleic acid was detected in the stool specimens of 8 positive patients examined. However, COVID-19 nucleic acids were not detected in tear samples from 10 positive patients. During the same period, the detection rates of patients with influenza A and B were 2.3% and 3.3%, respectively (Table 2 ).\nTable 2 Types of nucleic acid test specimens.\nSpecimen type COVID-19 Influenza A Virus Influenza B Virus\nPositive cases-No., % Test cases Positive cases-No., % Test cases Positive cases-No., % Test cases\nPharyngeal swab 32 (1.3) 2510 57 (2.3) 2510 84 (3.3) 2510\nFeces 8 (19) 43 0 6 0 6\nSerum 0 31 2 (13) 15 2 (13) 15\nSputum 0 15 0 15 0 15\nBronchial lavage 0 1 0 1 0 1\nNasal swab 0 6 / / / /\nWhole blood 0 1 / / / /\nTear 0 10 / / / /\nFig. 1 shows that the nucleic acid-positive cases of COVID-19 were mainly detected from January 24 to February 9, with February 3 and 4 showing the largest number of positive cases. During this period, both influenza A and B viruses were also present. No COVID-19-positive cases were detected after February 10.\nFig. 1 Changes of nucleic acid positive cases with time."}

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T78","span":{"begin":22,"end":34},"obj":"Chemical"},{"id":"T79","span":{"begin":30,"end":34},"obj":"Chemical"},{"id":"T80","span":{"begin":68,"end":80},"obj":"Chemical"},{"id":"T81","span":{"begin":76,"end":80},"obj":"Chemical"},{"id":"T82","span":{"begin":180,"end":192},"obj":"Chemical"},{"id":"T83","span":{"begin":188,"end":192},"obj":"Chemical"},{"id":"T84","span":{"begin":280,"end":293},"obj":"Chemical"},{"id":"T85","span":{"begin":288,"end":293},"obj":"Chemical"},{"id":"T86","span":{"begin":496,"end":508},"obj":"Chemical"},{"id":"T87","span":{"begin":504,"end":508},"obj":"Chemical"},{"id":"T88","span":{"begin":934,"end":946},"obj":"Chemical"},{"id":"T89","span":{"begin":942,"end":946},"obj":"Chemical"},{"id":"T90","span":{"begin":1242,"end":1254},"obj":"Chemical"},{"id":"T91","span":{"begin":1250,"end":1254},"obj":"Chemical"}],"attributes":[{"id":"A78","pred":"chebi_id","subj":"T78","obj":"http://purl.obolibrary.org/obo/CHEBI_33696"},{"id":"A79","pred":"chebi_id","subj":"T79","obj":"http://purl.obolibrary.org/obo/CHEBI_37527"},{"id":"A80","pred":"chebi_id","subj":"T80","obj":"http://purl.obolibrary.org/obo/CHEBI_33696"},{"id":"A81","pred":"chebi_id","subj":"T81","obj":"http://purl.obolibrary.org/obo/CHEBI_37527"},{"id":"A82","pred":"chebi_id","subj":"T82","obj":"http://purl.obolibrary.org/obo/CHEBI_33696"},{"id":"A83","pred":"chebi_id","subj":"T83","obj":"http://purl.obolibrary.org/obo/CHEBI_37527"},{"id":"A84","pred":"chebi_id","subj":"T84","obj":"http://purl.obolibrary.org/obo/CHEBI_33696"},{"id":"A85","pred":"chebi_id","subj":"T85","obj":"http://purl.obolibrary.org/obo/CHEBI_37527"},{"id":"A86","pred":"chebi_id","subj":"T86","obj":"http://purl.obolibrary.org/obo/CHEBI_33696"},{"id":"A87","pred":"chebi_id","subj":"T87","obj":"http://purl.obolibrary.org/obo/CHEBI_37527"},{"id":"A88","pred":"chebi_id","subj":"T88","obj":"http://purl.obolibrary.org/obo/CHEBI_33696"},{"id":"A89","pred":"chebi_id","subj":"T89","obj":"http://purl.obolibrary.org/obo/CHEBI_37527"},{"id":"A90","pred":"chebi_id","subj":"T90","obj":"http://purl.obolibrary.org/obo/CHEBI_33696"},{"id":"A91","pred":"chebi_id","subj":"T91","obj":"http://purl.obolibrary.org/obo/CHEBI_37527"}],"text":"3.1 Data analysis of nucleic acid detection of COVID-19\nA COVID-19 nucleic acid was detected in 32 swabs collected during patient screening. The detection rate was 1.3%. COVID-19 nucleic acid was detected in the stool specimens of 8 positive patients examined. However, COVID-19 nucleic acids were not detected in tear samples from 10 positive patients. During the same period, the detection rates of patients with influenza A and B were 2.3% and 3.3%, respectively (Table 2 ).\nTable 2 Types of nucleic acid test specimens.\nSpecimen type COVID-19 Influenza A Virus Influenza B Virus\nPositive cases-No., % Test cases Positive cases-No., % Test cases Positive cases-No., % Test cases\nPharyngeal swab 32 (1.3) 2510 57 (2.3) 2510 84 (3.3) 2510\nFeces 8 (19) 43 0 6 0 6\nSerum 0 31 2 (13) 15 2 (13) 15\nSputum 0 15 0 15 0 15\nBronchial lavage 0 1 0 1 0 1\nNasal swab 0 6 / / / /\nWhole blood 0 1 / / / /\nTear 0 10 / / / /\nFig. 1 shows that the nucleic acid-positive cases of COVID-19 were mainly detected from January 24 to February 9, with February 3 and 4 showing the largest number of positive cases. During this period, both influenza A and B viruses were also present. No COVID-19-positive cases were detected after February 10.\nFig. 1 Changes of nucleic acid positive cases with time."}

{"project":"LitCovid-sentences","denotations":[{"id":"T85","span":{"begin":0,"end":56},"obj":"Sentence"},{"id":"T86","span":{"begin":57,"end":141},"obj":"Sentence"},{"id":"T87","span":{"begin":142,"end":170},"obj":"Sentence"},{"id":"T88","span":{"begin":171,"end":261},"obj":"Sentence"},{"id":"T89","span":{"begin":262,"end":354},"obj":"Sentence"},{"id":"T90","span":{"begin":355,"end":478},"obj":"Sentence"},{"id":"T91","span":{"begin":479,"end":524},"obj":"Sentence"},{"id":"T92","span":{"begin":525,"end":583},"obj":"Sentence"},{"id":"T93","span":{"begin":584,"end":682},"obj":"Sentence"},{"id":"T94","span":{"begin":683,"end":740},"obj":"Sentence"},{"id":"T95","span":{"begin":741,"end":764},"obj":"Sentence"},{"id":"T96","span":{"begin":765,"end":795},"obj":"Sentence"},{"id":"T97","span":{"begin":796,"end":817},"obj":"Sentence"},{"id":"T98","span":{"begin":818,"end":846},"obj":"Sentence"},{"id":"T99","span":{"begin":847,"end":869},"obj":"Sentence"},{"id":"T100","span":{"begin":870,"end":893},"obj":"Sentence"},{"id":"T101","span":{"begin":894,"end":911},"obj":"Sentence"},{"id":"T102","span":{"begin":912,"end":1093},"obj":"Sentence"},{"id":"T103","span":{"begin":1094,"end":1163},"obj":"Sentence"},{"id":"T104","span":{"begin":1164,"end":1223},"obj":"Sentence"},{"id":"T105","span":{"begin":1224,"end":1280},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"3.1 Data analysis of nucleic acid detection of COVID-19\nA COVID-19 nucleic acid was detected in 32 swabs collected during patient screening. The detection rate was 1.3%. COVID-19 nucleic acid was detected in the stool specimens of 8 positive patients examined. However, COVID-19 nucleic acids were not detected in tear samples from 10 positive patients. During the same period, the detection rates of patients with influenza A and B were 2.3% and 3.3%, respectively (Table 2 ).\nTable 2 Types of nucleic acid test specimens.\nSpecimen type COVID-19 Influenza A Virus Influenza B Virus\nPositive cases-No., % Test cases Positive cases-No., % Test cases Positive cases-No., % Test cases\nPharyngeal swab 32 (1.3) 2510 57 (2.3) 2510 84 (3.3) 2510\nFeces 8 (19) 43 0 6 0 6\nSerum 0 31 2 (13) 15 2 (13) 15\nSputum 0 15 0 15 0 15\nBronchial lavage 0 1 0 1 0 1\nNasal swab 0 6 / / / /\nWhole blood 0 1 / / / /\nTear 0 10 / / / /\nFig. 1 shows that the nucleic acid-positive cases of COVID-19 were mainly detected from January 24 to February 9, with February 3 and 4 showing the largest number of positive cases. During this period, both influenza A and B viruses were also present. No COVID-19-positive cases were detected after February 10.\nFig. 1 Changes of nucleic acid positive cases with time."}

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T190","span":{"begin":22,"end":29},"obj":"GO:0005634"},{"id":"T191","span":{"begin":48,"end":56},"obj":"SP_7"},{"id":"T192","span":{"begin":59,"end":67},"obj":"SP_7"},{"id":"T193","span":{"begin":68,"end":75},"obj":"GO:0005634"},{"id":"T194","span":{"begin":171,"end":179},"obj":"SP_7"},{"id":"T195","span":{"begin":180,"end":187},"obj":"GO:0005634"},{"id":"T196","span":{"begin":213,"end":218},"obj":"UBERON:0001988"},{"id":"T197","span":{"begin":271,"end":279},"obj":"SP_7"},{"id":"T198","span":{"begin":280,"end":287},"obj":"GO:0005634"},{"id":"T201","span":{"begin":496,"end":503},"obj":"GO:0005634"},{"id":"T202","span":{"begin":934,"end":941},"obj":"GO:0005634"},{"id":"T203","span":{"begin":965,"end":973},"obj":"SP_7"},{"id":"T204","span":{"begin":1119,"end":1128},"obj":"NCBITaxon:7719"},{"id":"T205","span":{"begin":1137,"end":1144},"obj":"NCBITaxon:10239"},{"id":"T206","span":{"begin":1167,"end":1175},"obj":"SP_7"},{"id":"T207","span":{"begin":1242,"end":1249},"obj":"GO:0005634"},{"id":"T20807","span":{"begin":67,"end":76},"obj":"SP_7"},{"id":"T61730","span":{"begin":77,"end":83},"obj":"GO:0005634"},{"id":"T93353","span":{"begin":109,"end":114},"obj":"UBERON:0001988"},{"id":"T66017","span":{"begin":167,"end":175},"obj":"SP_7"},{"id":"T51944","span":{"begin":176,"end":183},"obj":"GO:0005634"},{"id":"T199","span":{"begin":391,"end":397},"obj":"GO:0005634"},{"id":"T200","span":{"begin":716,"end":723},"obj":"UBERON:0000178"},{"id":"T46475","span":{"begin":756,"end":762},"obj":"GO:0005634"},{"id":"T98722","span":{"begin":806,"end":812},"obj":"GO:0005634"},{"id":"T6805","span":{"begin":838,"end":846},"obj":"SP_7"},{"id":"T59510","span":{"begin":991,"end":1000},"obj":"NCBITaxon:7719"},{"id":"T23270","span":{"begin":1010,"end":1017},"obj":"NCBITaxon:10239"},{"id":"T12405","span":{"begin":1040,"end":1048},"obj":"SP_7"},{"id":"T55726","span":{"begin":1114,"end":1120},"obj":"GO:0005634"},{"id":"T208","span":{"begin":1170,"end":1176},"obj":"GO:0005634"},{"id":"T45757","span":{"begin":1255,"end":1263},"obj":"SP_7"}],"text":"3.1 Data analysis of nucleic acid detection of COVID-19\nA COVID-19 nucleic acid was detected in 32 swabs collected during patient screening. The detection rate was 1.3%. COVID-19 nucleic acid was detected in the stool specimens of 8 positive patients examined. However, COVID-19 nucleic acids were not detected in tear samples from 10 positive patients. During the same period, the detection rates of patients with influenza A and B were 2.3% and 3.3%, respectively (Table 2 ).\nTable 2 Types of nucleic acid test specimens.\nSpecimen type COVID-19 Influenza A Virus Influenza B Virus\nPositive cases-No., % Test cases Positive cases-No., % Test cases Positive cases-No., % Test cases\nPharyngeal swab 32 (1.3) 2510 57 (2.3) 2510 84 (3.3) 2510\nFeces 8 (19) 43 0 6 0 6\nSerum 0 31 2 (13) 15 2 (13) 15\nSputum 0 15 0 15 0 15\nBronchial lavage 0 1 0 1 0 1\nNasal swab 0 6 / / / /\nWhole blood 0 1 / / / /\nTear 0 10 / / / /\nFig. 1 shows that the nucleic acid-positive cases of COVID-19 were mainly detected from January 24 to February 9, with February 3 and 4 showing the largest number of positive cases. During this period, both influenza A and B viruses were also present. No COVID-19-positive cases were detected after February 10.\nFig. 1 Changes of nucleic acid positive cases with time."}