Evidence map›Paper›PMID 34962444›Full record

ArticleEmerging microbes & infections2022

Direct neuronal infection of SARS-CoV-2 reveals cellular and molecular pathology of chemosensory impairment of COVID-19 patients.

Kwang-Soo Lyoo, Hyeon Myeong Kim, Bina Lee, Young Hyun Che, Seong-Jae Kim, Daesub Song, Woochang Hwang, Sun Lee, Jae-Hoon Park, Woonsung Na and 2 more

Abstract readLetter
In one paragraph

Article in Emerging microbes & infections, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
–field-weighted citation impact
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

20 citing papers in PubMed.

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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

12 authors.

Kwang-Soo LyooKorea Zoonosis Research Institute, Jeonbuk National University, Iksan, Korea.
Hyeon Myeong KimDepartment of Biomedical Science, Graduate School, Kyung Hee University, Seoul, Korea.
Bina LeeDepartment of Pharmacology, Institute of Health Sciences, College of Medicine, Gyeongsang National University, Jinju, Korea.
Young Hyun CheDepartment of Biomedical Science, Graduate School, Kyung Hee University, Seoul, Korea.
Seong-Jae KimDepartment of Ophthalmology, Institute of Health Sciences, Gyeongsang National University School of Medicine and Gyeongsang National University Hospital, Jinju, Korea.
Daesub SongDepartment of Pharmacy, Korea University, Sejong, Korea.
Woochang HwangBiostatistical Consulting and Research Lab, Medical Research Collaborating Center, Hanyang University, Seoul, Korea.
Sun LeeDepartment of Pathology, School of Medicine, Kyung Hee University, Seoul, Korea.
Jae-Hoon ParkDepartment of Pathology, School of Medicine, Kyung Hee University, Seoul, Korea.
Woonsung NaDepartment of Veterinary Virology, College of Veterinary Medicine, Chonnam National University, Gwangju, Korea.
Seung Pil YunDepartment of Pharmacology, Institute of Health Sciences, College of Medicine, Gyeongsang National University, Jinju, Korea.
Yong Jun KimDepartment of Biomedical Science, Graduate School, Kyung Hee University, Seoul, Korea.ORCID 0000-0002-5374-712X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Patients with recent pandemic coronavirus disease 19 (COVID-19) complain of neurological abnormalities in sensory functions such as smell and taste in the early stages of infection. Determining the cellular and molecular mechanism of sensory impairment is critical to understand the pathogenesis of clinical manifestations, as well as in setting therapeutic targets for sequelae and recurrence. The absence of studies utilizing proper models of human peripheral nerve hampers an understanding of COVID-19 pathogenesis. Here, we report that severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) directly infects human peripheral sensory neurons, leading to molecular pathogenesis for chemosensory impairments. An in vitro system utilizing human embryonic stem cell (hESC)-derived peripheral neurons was used to model the cellular and molecular pathologies responsible for symptoms that most COVID-19 patients experience early in infection or may develop as sequelae. Peripheral neurons differentiated from hESCs expressed viral entry factor ACE2, and were directly infected with SARS-CoV-2 via ACE2. Human peripheral neurons infected with SARS-CoV-2 exhibited impaired molecular features of chemosensory function associated with abnormalities in sensory neurons of the olfactory or gustatory organs. Our results provide new insights into the pathogenesis of chemosensory dysfunction in patients with COVID-19.

Indexed as

SARS-CoV-2Angiotensin-Converting Enzyme 2COVID-19HumansOlfaction DisordersSensory Receptor CellsTaste DisordersACE2 protein, humanAngiotensin-Converting Enzyme 2chemosensory impairmenthESC-derived peripheral neuronsinfection modellingSARS-CoV-2viral infection

Identifiers

PMID34962444
PMCPMC8803065

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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.