Genome-wide analyses reveal the detrimental impacts of SARS-CoV-2 viral gene Orf9c on human pluripotent stem cell-derived cardiomyocytes.

Author: ChenHanying, DoudEmma Helen, GuoShuai, HanLei, LiuJuli, Rubart-von der LoheMichael, WanJun, WangCheng, WuShiyong, YangLei, ZhangYucheng

Paper Details 
Original Abstract of the Article :
Patients with coronavirus disease 2019 (COVID-19) commonly have manifestations of heart disease. Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) genome encodes 27 proteins. Currently, SARS-CoV-2 gene-induced abnormalities of human heart muscle cells remain elusive. Here, we comprehensiv...See full text at original site
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引用元:
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8851680/

データ提供:米国国立医学図書館(NLM)

SARS-CoV-2's Impact on Human Heart Muscle Cells

The global health crisis caused by

COVID-19

has highlighted the need for a comprehensive understanding of the virus's impact on various organs, including the heart. This research meticulously investigates the detrimental effects of the SARS-CoV-2 gene Orf9c on human pluripotent stem cell-derived cardiomyocytes (hPSC-CMs). The authors conducted a multi-omic analysis to uncover the molecular mechanisms underlying the damaging effects of Orf9c, revealing significant insights into the pathogenesis of cardiac complications in COVID-19 patients.

Unraveling the Molecular Mechanisms of Cardiac Injury

The researchers discovered that Orf9c overexpression leads to significant disruptions in hPSC-CMs, inducing apoptosis, impairing energy production, and causing electrical dysfunctions. This research is akin to mapping the intricate network of canyons and mesas in a vast desert: the researchers have meticulously charted the cellular pathways affected by Orf9c, revealing a complex interplay of molecular events that contribute to cardiac injury. Their findings provide valuable insights into the molecular mechanisms driving cardiac complications in COVID-19 patients.

Implications for Therapeutic Interventions

The research identifies potential therapeutic targets for mitigating Orf9c-induced cardiac injury. The researchers found that drugs like ivermectin and meclizine could restore ATP levels and ameliorate cellular damage in hPSC-CMs. This discovery offers hope for developing new treatment strategies to protect the heart from the damaging effects of SARS-CoV-2. Imagine a desert oasis where a life-giving spring replenishes the water supply. These drugs could serve a similar role, replenishing the cellular energy and restoring function to damaged heart muscle cells.

Dr.Camel's Conclusion

This research provides critical insights into the damaging effects of the SARS-CoV-2 gene Orf9c on human heart muscle cells. The findings offer a glimpse into the molecular mechanisms driving cardiac complications in COVID-19 patients and pave the way for developing new therapeutic strategies to protect the heart from the virus's detrimental effects. This research is like uncovering a hidden cave in the desert: it reveals a wealth of new information about the virus's impact on the heart and offers hope for developing effective treatments.

Date :
  1. Date Completed 2022-03-17
  2. Date Revised 2023-11-06
Further Info :

Pubmed ID

35180394

DOI: Digital Object Identifier

PMC8851680

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