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Clinical Trial Details — Status: Not yet recruiting

Administrative data

NCT number NCT04473352
Other study ID # COVID Fluids
Secondary ID
Status Not yet recruiting
Phase
First received
Last updated
Start date September 2020
Est. completion date November 2021

Study information

Verified date August 2020
Source Nucleo De Pesquisa E Desenvolvimento De Medicamentos Da Universidade Federal Do Ceara
Contact Ricardo Reges, PhD
Phone +55 85 996479789
Email ricardoreges@me.com
Is FDA regulated No
Health authority
Study type Observational [Patient Registry]

Clinical Trial Summary

A clinical and experimental study will be carried out in which the clinician will investigate the PCR of the virus early in different body fluids (blood, semen, urine, saliva) and monitor its experimental clearance and evaluate in vitro diagnostic tests and inhibitory factors of viral proliferation.


Description:

The World Health Organization (WHO) declared Coronavirus 2019 (COVID-19) as a pandemic on March 11, 2020. Due to the rapid spread of the severe acute respiratory syndrome coronavirus 2 virus (SARS-CoV-2), we are currently facing an unprecedented global situation. One of the main pillars in the control of an epidemic is the performance of large-scale tests providing a quick and accurate diagnosis so that the authorities can take timely action. Therefore, tests for COVID-19 should be prompt, widely available, and implemented outside the hospital environment, to avoid overloading the health system and decreasing the risks of hospital transmission to other patients and health professionals. Although universal testing is a cornerstone for reducing the burden of COVID-19, the accuracy of the commercially available tests for COVID-19 in Brazil remains uncertain. In addition, the natural history of the disease in the different organs and tissues is not unquestionably known, nor because the virus develops better in some tissues and not others. There are still many unanswered questions regarding COVID-19. allow more accurate knowledge of the natural history of the disease in the timeline taking into account the acute and long-term phases. Several families of viruses can affect the male genitourinary system, as is the case of the Zika (ZKV) and Ebola viruses. There are reports that in young patients infected with ZKV, the virus persists in semen for up to 6 months after the symptomatic condition. The other SARS-CoV-1 itself was detected in human testicles associated with an inflammatory process (orchiepididymitis), suggesting the possibility that these viruses could also be detected in the semen. As SARS-CoV-1 was able to overcome the hemato-gestural barrier and induce severe testicular damage in the previous outbreak, it is possible that men infected with COVID-19 may also have testicular damage. Another question that remains unanswered is whether the coronavirus can remain in the body of people considered recovered from Covid-19 for an indefinite period. It is also unknown whether there are molecules in the body fluids capable of inhibiting viral growth. The expected benefits are related to a better understanding of COVID's natural history19 and which body fluids can contribute to understanding the pathophysiology of the disease. It will be possible to identify the best time and the test with the best accuracy to diagnose the disease. It is our intention to identify substances in body fluids with an antiviral effect


Recruitment information / eligibility

Status Not yet recruiting
Enrollment 80
Est. completion date November 2021
Est. primary completion date September 2021
Accepts healthy volunteers Accepts Healthy Volunteers
Gender Male
Age group 18 Years and older
Eligibility Inclusion Criteria:

- Subjects over the age of 18 years

- Agreement with the IC

Exclusion Criteria:

- History of previous prostate surgery or vasectomy

- Inability to assess participation in the study

Study Design


Related Conditions & MeSH terms


Locations

Country Name City State
n/a

Sponsors (2)

Lead Sponsor Collaborator
Nucleo De Pesquisa E Desenvolvimento De Medicamentos Da Universidade Federal Do Ceara Universidade Federal do Ceará

References & Publications (16)

Castro R, Luz PM, Wakimoto MD, Veloso VG, Grinsztejn B, Perazzo H. COVID-19: a meta-analysis of diagnostic test accuracy of commercial assays registered in Brazil. Braz J Infect Dis. 2020 Mar - Apr;24(2):180-187. doi: 10.1016/j.bjid.2020.04.003. Epub 2020 — View Citation

Chen Y, Chen L, Deng Q, Zhang G, Wu K, Ni L, Yang Y, Liu B, Wang W, Wei C, Yang J, Ye G, Cheng Z. The presence of SARS-CoV-2 RNA in the feces of COVID-19 patients. J Med Virol. 2020 Jul;92(7):833-840. doi: 10.1002/jmv.25825. Epub 2020 Apr 25. — View Citation

Infantino M, Grossi V, Lari B, Bambi R, Perri A, Manneschi M, Terenzi G, Liotti I, Ciotta G, Taddei C, Benucci M, Casprini P, Veneziani F, Fabbri S, Pompetti A, Manfredi M. Diagnostic accuracy of an automated chemiluminescent immunoassay for anti-SARS-CoV — View Citation

Koh D, Cunningham AC. Counting Coronavirus Disease 2019 (COVID-19) Cases: Case Definitions, Screened Populations and Testing Techniques Matter. Ann Acad Med Singapore. 2020 Mar;49(3):161-165. — View Citation

Lin C, Xiang J, Yan M, Li H, Huang S, Shen C. Comparison of throat swabs and sputum specimens for viral nucleic acid detection in 52 cases of novel coronavirus (SARS-Cov-2)-infected pneumonia (COVID-19). Clin Chem Lab Med. 2020 Jun 25;58(7):1089-1094. doi: 10.1515/cclm-2020-0187. — View Citation

Ling Y, Xu SB, Lin YX, Tian D, Zhu ZQ, Dai FH, Wu F, Song ZG, Huang W, Chen J, Hu BJ, Wang S, Mao EQ, Zhu L, Zhang WH, Lu HZ. Persistence and clearance of viral RNA in 2019 novel coronavirus disease rehabilitation patients. Chin Med J (Engl). 2020 May 5;133(9):1039-1043. doi: 10.1097/CM9.0000000000000774. — View Citation

Lippi G, Simundic AM, Plebani M. Potential preanalytical and analytical vulnerabilities in the laboratory diagnosis of coronavirus disease 2019 (COVID-19). Clin Chem Lab Med. 2020 Jun 25;58(7):1070-1076. doi: 10.1515/cclm-2020-0285. — View Citation

Liu R, Ma Q, Han H, Su H, Liu F, Wu K, Wang W, Zhu C. The value of urine biochemical parameters in the prediction of the severity of coronavirus disease 2019. Clin Chem Lab Med. 2020 Jun 25;58(7):1121-1124. doi: 10.1515/cclm-2020-0220. — View Citation

Mardani R, Ahmadi Vasmehjani A, Zali F, Gholami A, Mousavi Nasab SD, Kaghazian H, Kaviani M, Ahmadi N. Laboratory Parameters in Detection of COVID-19 Patients with Positive RT-PCR; a Diagnostic Accuracy Study. Arch Acad Emerg Med. 2020 Apr 4;8(1):e43. eCollection 2020. — View Citation

Padoan A, Cosma C, Sciacovelli L, Faggian D, Plebani M. Analytical performances of a chemiluminescence immunoassay for SARS-CoV-2 IgM/IgG and antibody kinetics. Clin Chem Lab Med. 2020 Jun 25;58(7):1081-1088. doi: 10.1515/cclm-2020-0443. — View Citation

Pan F, Xiao X, Guo J, Song Y, Li H, Patel DP, Spivak AM, Alukal JP, Zhang X, Xiong C, Li PS, Hotaling JM. No evidence of severe acute respiratory syndrome-coronavirus 2 in semen of males recovering from coronavirus disease 2019. Fertil Steril. 2020 Jun;113(6):1135-1139. doi: 10.1016/j.fertnstert.2020.04.024. Epub 2020 Apr 17. — View Citation

Wang W, Xu Y, Gao R, Lu R, Han K, Wu G, Tan W. Detection of SARS-CoV-2 in Different Types of Clinical Specimens. JAMA. 2020 Mar 11. doi: 10.1001/jama.2020.3786. [Epub ahead of print] — View Citation

Wölfel R, Corman VM, Guggemos W, Seilmaier M, Zange S, Müller MA, Niemeyer D, Jones TC, Vollmar P, Rothe C, Hoelscher M, Bleicker T, Brünink S, Schneider J, Ehmann R, Zwirglmaier K, Drosten C, Wendtner C. Virological assessment of hospitalized patients with COVID-2019. Nature. 2020 May;581(7809):465-469. doi: 10.1038/s41586-020-2196-x. Epub 2020 Apr 1. — View Citation

Wu J, Liu J, Li S, Peng Z, Xiao Z, Wang X, Yan R, Luo J. Detection and analysis of nucleic acid in various biological samples of COVID-19 patients. Travel Med Infect Dis. 2020 Apr 18:101673. doi: 10.1016/j.tmaid.2020.101673. [Epub ahead of print] — View Citation

Wu Z, McGoogan JM. Characteristics of and Important Lessons From the Coronavirus Disease 2019 (COVID-19) Outbreak in China: Summary of a Report of 72 314 Cases From the Chinese Center for Disease Control and Prevention. JAMA. 2020 Feb 24. doi: 10.1001/jama.2020.2648. [Epub ahead of print] — View Citation

Yu F, Yan L, Wang N, Yang S, Wang L, Tang Y, Gao G, Wang S, Ma C, Xie R, Wang F, Tan C, Zhu L, Guo Y, Zhang F. Quantitative Detection and Viral Load Analysis of SARS-CoV-2 in Infected Patients. Clin Infect Dis. 2020 Mar 28. pii: ciaa345. doi: 10.1093/cid/ciaa345. [Epub ahead of print] — View Citation

* Note: There are 16 references in allClick here to view all references

Outcome

Type Measure Description Time frame Safety issue
Primary Accuracy of Covid19 Detection Numerical variables will be described by measurements of central tendency (mean or median) and the respective dispersion measurements. Categorical variables will be described by their absolute values, percentages, or proportions. To compare the differences of continuous variables, we will use the Student t-test or the Mann-Whitney test. For comparison of categorical data, we will use the chi-square test. Univariable and multivariable analyses will be performed to identify predictors of COVID-19 detection. September 2021
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