Evidence map›Paper›PMID 35783409›Full record

ArticleFrontiers in microbiology2022

Evidence of SARS-CoV-2 Antibodies and RNA on Autopsy Cases in the Pre-Pandemic Period in Milan (Italy).

Alessia Lai, Stefano Tambuzzi, Annalisa Bergna, Alessio Battistini, Carla Della Ventura, Massimo Galli, Riccardo Zoja, Gianguglielmo Zehender, Cristina Cattaneo

Open access · goldAbstract read
In one paragraph

Article in Frontiers in microbiology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
1.2field-weighted citation impact, top 21% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

9 citing papers in PubMed, 12 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors at 1 institution in 1 country.

Alessia LaiDepartment of Biomedical and Clinical Sciences, University of Milan, Milan, Italy.
Stefano TambuzziDepartment of Biomedical Sciences for Health, Institute of Forensic Medicine, University of Milan, Milan, Italy.
Annalisa BergnaDepartment of Biomedical and Clinical Sciences, University of Milan, Milan, Italy.
Alessio BattistiniDepartment of Biomedical Sciences for Health, Institute of Forensic Medicine, University of Milan, Milan, Italy.
Carla Della VenturaDepartment of Biomedical and Clinical Sciences, University of Milan, Milan, Italy.
Massimo GalliDepartment of Biomedical and Clinical Sciences, University of Milan, Milan, Italy.
Riccardo ZojaDepartment of Biomedical Sciences for Health, Institute of Forensic Medicine, University of Milan, Milan, Italy.
Gianguglielmo ZehenderDepartment of Biomedical and Clinical Sciences, University of Milan, Milan, Italy.
Cristina CattaneoDepartment of Biomedical Sciences for Health, Institute of Forensic Medicine, University of Milan, Milan, Italy.
University of Milan · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In this study, we analyzed blood samples obtained from 169 cadavers subjected to an autopsy from 1 October 2019 to 27 March 2020. The presence of anti-severe acute respiratory syndrome coronavirus 2 (anti-SARS-CoV-2) antibodies was searched by lateral flow immunochromatographic assay (LFIA) and ELISA tests and the SARS-CoV-2 RNA was tested in blood and available lung tissues by real-time PCR (RT-PCR) and droplet digital PCR (ddPCR). Five cases resulted in positives at the serological screening for anti-SARS-CoV-2. Three results were weakly positive for IgM while only one showed strong reactivity for IgG antibodies. The fifth subject (who died in December 2019) resulted positive for the ELISA test. The detection of SARS-CoV-2 RNA resulted in positive only in the blood and lung tissues of such cases. These data suggest that cadaveric blood may be a suitable substrate for the assessment of SARS-CoV-2 infection; moreover, they extend the observations of sporadic cases of SARS-CoV-2 infection in North Italy prior to the first confirmed cases.

Indexed as

autopsycadaveric bloodcoronavirus diseaseCOVID-19ItalyMilanSARS-CoV-2

Identifiers

PMID35783409
PMCPMC9240701
OpenAlexW3181262907

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.