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Use of a Screening Protocol to Identify Asymptomatic COVID-19 in a Free Community Healt...
https://doi.org/10.1177/00333549221110289
Public Health Reports (Washington, D.C. : 1974); Kilgore JR, Johnston JR et. al.

Jul 22nd, 2022 - Community of Hope Health Clinic (CHHC), a free and charitable clinic in Shelby County, Alabama, developed a screening protocol to identify patients with asymptomatic COVID-19 with the goal of minimizing infection risk for other patients, health care providers, and staff. We sought to determine whether the use of the CHHC screening protocol identified asymptomatic carriers of SARS-CoV-2 before t...

Large-Scale SARS-CoV-2 Testing Utilizing Saliva and Transposition Sample Pooling.
https://doi.org/10.3791/64008
Journal of Visualized Experiments : JoVE; Patterson JR, Cole-Strauss A et. al.

Jul 12th, 2022 - Identification and isolation of contagious individuals along with quarantine of close contacts, is critical for slowing the spread of COVID-19. Large-scale testing in a surveillance or screening capacity for asymptomatic carriers of COVID-19 provides both data on viral spread and the follow-up ability to rapidly test individuals during suspected outbreaks. The COVID-19 early detection program a...

Risk-based Decision Making Related to Pre-Procedural-COVID-19 Testing in the Setting of...
https://doi.org/10.1016/j.gie.2022.05.023
Gastrointestinal Endoscopy; Moy N, Dulleck U et. al.

Jun 12th, 2022 - Controversies exist in relation to the benefits and the most appropriate approach for pre-procedural COVID-19 testing (e.g., Rapid Antigen Test (RAT) or Polymerase Chain Reaction (PCR) or real time Polymerase Chain Reaction (RT-PCR)) for outpatients undergoing diagnostic and therapeutic procedures, such as gastrointestinal endoscopy, to prevent COVID-19 infections among staff. Guidelines for pr...

Epidemiological study of COVID-19 in Iran and the world: a review study.
https://doi.org/10.2174/1871526522666220526165012
Infectious Disorders Drug Targets; Ansari N, Shokri S et. al.

May 28th, 2022 - Covid-19 is a new virus of the Coronaviridae family that is now spreading worldwide. Therefore, disseminating information about patients with the virus can help identify the virus, pathogenesis, and find treatments. The current study aimed to review the new coronavirus (Covid-19). To reach this aim, we searched keywords containing Covid-19, coronavirus, respiratory infection, epidemiology in Pu...

Epidemiological characteristics and outcomes of COVID-19 in asymptomatic versus symptom...
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9104676
Journal of Preventive Medicine and Hygiene; Piraee E, Davoodi M et. al.

May 24th, 2022 - The clinical manifestations of COVID-19 are different, which can be attributed to asymptomatic carriers, acute respiratory disease and pneumonia with different severities. The aim of this study was to compare the epidemiological characteristics and outcomes of COVID-19 in patients with clinical symptoms versus asymptomatic patients. In this retrospective cohort study, the epidemiological charac...

SARS-CoV-2 RNA Detection on Environmental Surfaces in a University Setting of Central I...
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9099440
International Journal of Environmental Research and Publi... Casabianca A, Orlandi C et. al.

May 15th, 2022 - The transmission of SARS-CoV-2 occurs through direct contact (person to person) and indirect contact by means of objects and surfaces contaminated by secretions from individuals with COVID-19 or asymptomatic carriers. In this study, we evaluated the presence of SARS-CoV-2 RNA on surfaces made of different materials located in university environments frequented by students and staff involved in ...

"Anosmia" the mysterious collateral damage of COVID-19.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8898086
Journal of Neurovirology; Ahmed AK, Sayad R et. al.

Mar 7th, 2022 - COVID-19 pandemic spreads worldwide, with more than 100 million positive cases and more than 2 million deaths. From the beginning of the COVID-19 pandemic, several otolaryngologists described many cases of a sudden loss of smell (anosmia) associated with the disease with or without additional symptoms. Anosmia is often the first and sometimes the only sign in the asymptomatic carriers of COVID-...

The importance of fecal nucleic acid detection in patients with coronavirus disease (CO...
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9088624
Journal of Medical Virology; Zhou JQ, Liu GX et. al.

Feb 18th, 2022 - Pooled data from 2352 hospitalized coronavirus disease 2019 (COVID-19) patients with viral RNA in feces across 46 studies were analyzed and the pooled prevalence of fecal RNA was 46.8% (95% confidence interval [CI]: 0.383-0.554). The pooled analysis showed that the occurrence of total gastrointestinal (GI) symptoms was 28.5% (95% CI: 0.125-0.44) in COVID-19 patients with fecal RNA, that of both...

Anti-Omicron Vax Coming; Blood Crisis Is Here; Elevators Recalled for Safety Issue
https://www.medpagetoday.com/infectiousdisease/covid19/96623

Jan 12th, 2022 - Note that some links may require registration or subscription. Current coronavirus vaccines may have to be reformulated to make sure they're effective against Omicron and other variants to come, the World Health Organization said. (Reuters) In related news, Pfizer is planning to manufacture 50 million to 100 million doses of an Omicron-specific COVID-19 vaccine. (Washington Post) The Red Cross ...

Initial findings of universal screening for SARS-CoV-2 in women admitted for delivery i...
https://doi.org/10.1080/01443615.2021.2011179
Journal of Obstetrics and Gynaecology : the Journal of Th... Maraj H, Bhattacharjee D et. al.

Jan 9th, 2022 - We describe the prevalence of overall and asymptomatic SARS-CoV-2 infection in pregnant women admitted for delivery at three maternity units in North Wales. This was a prospective, multicentre cohort study of universal testing for SARS-CoV-2 infection offered to all pregnant women admitted for delivery. Four hundred and seventy-five women were tested by reverse transcription-polymerase chain re...

China's Yuzhou locks down 1.1 million residents on COVID fears
https://www.reuters.com/article/us-health-coronavirus-china/chinas-yuzhou-locks-down-1-1-million-residents-on-covid-fears-idUSKBN2JE0OT

Jan 4th, 2022 - BEIJING (Reuters) -A Chinese city has locked down its 1.1 million residents after reports of new coronavirus cases as officials rushed to contain even small outbreaks just over four weeks before the Winter Olympics begin. The curbs in the city of Yuzhou, in the central province of Henan, are similar to those imposed for nearly two weeks in the industrial hub of Xian, which has become China’s la...

Diagnostic techniques for COVID-19: A mini-review.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8684097
Journal of Virological Methods; Wu X, Chen Q et. al.

Dec 22nd, 2021 - COVID-19, a new respiratory infectious disease, was first reported at the end of 2019, in Wuhan, China. Now, COVID-19 is still causing major loss of human life and economic productivity in almost all countries around the world. Early detection, early isolation, and early diagnosis of COVID-19 patients and asymptomatic carriers are essential to blocking the spread of the pandemic. This paper bri...

Asymptomatic detection of SARS-CoV-2 among cancer patients receiving infusional anti-ca...
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8646446
Cancer Medicine; Shaya J, Cabal A et. al.

Oct 29th, 2021 - Little is known regarding the rate and clinical outcomes of asymptomatic carriers of SARS-CoV-2 among patients with cancer. Detection of asymptomatic carriers is important in this population given the use of myelosuppressive and immunomodulating therapies. Understanding the asymptomatic carrier rate will help to develop mitigation strategies in this high-risk cohort. Retrospective cohort analys...

People living with HIV easily lose their immune response to SARS-CoV-2: result from a c...
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8485113
BMC Infectious Diseases; Liu Y, Xiao Y et. al.

Oct 3rd, 2021 - To date, whether the immune response for SARS-CoV-2 infection among people living with HIV(PLWH) is different from HIV-naïve individuals is still not clear. In this cohort study, COVID-19 patients admitted to hospitals in Wuhan between January 15 and April 1, 2020, were enrolled. Patients were categorized into PLWH and HIV-naïve group. All patients were followed up regularly (every 15 days) unt...

Suppressive Monocytes Impair MAIT Cells Response via IL-10 in Patients with Severe COVI...
https://doi.org/10.4049/jimmunol.2100228
Journal of Immunology (Baltimore, Md. : 1950); Yang Q, Wen Y et. al.

Aug 29th, 2021 - Immune cell responses are strikingly altered in patients with severe coronavirus disease 2019 (COVID-19), but the immunoregulatory process in these individuals is not fully understood. In this study, 23 patients with mild and 22 patients with severe COVID-19 and 6 asymptomatic carriers of COVID-19 were enrolled, along with 44 healthy controls (HC). Peripheral immune cells in HC and patients wit...

Anti-SARS-CoV-2 IgG levels in relation to disease severity of COVID-19.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8426683
Journal of Medical Virology; Yan X, Chen G et. al.

Aug 18th, 2021 - The durability of infection-induced severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) immunity has crucial implications for reinfection and vaccine effectiveness. However, the relationship between coronavirus disease 2019 (COVID-19) severity and long-term anti-SARS-CoV-2 immunoglobulin G (IgG) antibody level is poorly understood. Here, we measured the longevity of SARS-CoV-2-specific...

Summary report of seven cases of COVID-19 infection in renal transplant recipients.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8352666
Transplant Immunology; Wang T, Qiu T et. al.

Aug 14th, 2021 - The coronavirus disease 2019 (COVID-19) has swept the world, posing a serious threat to people's lives and health. Several cases of COVID-19 infection in renal transplant recipients (RTRs) have been reported, but the treatment and prognosis have not been fully elucidated. We followed-up with RTRs infected with SARS-CoV2 in our center and classified them as five clinical types-asymptomatic, mild...

Transmission dynamics of SARS-CoV-2 in a mid-size city of China.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8353423
BMC Infectious Diseases; Zhao H, Lu X et. al.

Aug 12th, 2021 - An outbreak of pneumonia, COVID-19 associated with the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) emerged in Wuhan city and then rapidly spread to other cities. Wenzhou is located approximately 900 km from Wuhan, which was experiencing an outbreak that was severe at the time but is considered modest as the epidemic became a pandemic. We described the epidemiological characteri...

A discussion on the minimum required number of tests in two common pooling test methods...
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8365137
Epidemiology and Infection; Cheng CH, Chow CL et. al.

Aug 4th, 2021 - Pooling of samples in detecting the presence of virus is an effective and efficient strategy in screening carriers in a large population with low infection rate, leading to reduction in cost and time. There are a number of pooling test methods, some being simple and others being complicated. In such pooling tests, the most important parameter to decide is the pool or group size, which can be op...

Understanding the immunological aspects of SARS-CoV-2 causing COVID-19 pandemic: A ther...
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8378842
Clinical Immunology (Orlando, Fla.); Das A, Roy S et. al.

Jul 26th, 2021 - In December 2019, Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2), a novel variant of coronavirus has emerged from Wuhan in China and has created havoc impulses across the world with a larger number of fatalities. At the same time, studies are on roll to discover potent vaccine against it or repurposing of approved drugs which are widely adopted are under trial to eradicate the SAR...