Chizaram Onyeaghala

ORCID: 0000-0002-8319-1927
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About
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Research Areas
  • Bacillus and Francisella bacterial research
  • Poxvirus research and outbreaks
  • Vaccine Coverage and Hesitancy
  • COVID-19 epidemiological studies
  • African Botany and Ecology Studies
  • Tuberculosis Research and Epidemiology
  • Zoonotic diseases and public health
  • SARS-CoV-2 and COVID-19 Research
  • Viral Infections and Vectors
  • Coronary Artery Anomalies
  • Kawasaki Disease and Coronary Complications
  • Viral Infections and Outbreaks Research
  • Aquatic Ecosystems and Biodiversity
  • Virology and Viral Diseases
  • COVID-19 Pandemic Impacts
  • Medicinal Plant Studies
  • Herpesvirus Infections and Treatments
  • Ginkgo biloba and Cashew Applications
  • Cancer Diagnosis and Treatment
  • Parasitic Diseases Research and Treatment
  • COVID-19 Clinical Research Studies
  • Interstitial Lung Diseases and Idiopathic Pulmonary Fibrosis
  • Rabbits: Nutrition, Reproduction, Health
  • Vector-Borne Animal Diseases
  • Healthcare professionals’ stress and burnout

University of Port Harcourt Teaching Hospital
2020-2025

University of Nigeria
2022-2025

University of Nigeria Teaching Hospital
2023

Natàlia Casamitjana Andrea Alemany Michael Marks Jezer I Lezama Mora Juan Carlos Rodríguez‐Aldama and 95 more Mayara Secco Torres Silva Ever Arturo Corral Herrera Brenda Crabtree‐Ramírez José Luís Blanco Nicolò Girometti Valentina Mazzotta Aniruddha Hazra Macarena Silva Juan José Montenegro-Idrogo Kelly A. Gebo Jade Ghosn María Fernanda Peña Vázquez Eduardo Matos Prado Uche Unigwe Judit Villar-García Noah Wald‐Dickler Jason Zucker Roger Paredes Alexandra Calmy Laura Waters Cristina Galván‐Casas Sharon Walmsley Chloe Orkin Viviana Leiro Lucila Marchetta Patricia Fernandez Pardal María Inés Figueroa Pedro Cahn Katharina Grabmeier‐Pfistershammer Agnès Libois Laurens Liesenborghs Beatriz Grinsztejn Mauro Schechter Alberto dos Santos de Lemos Alvaro Furtado Costa Simone Queiroz Rocha José Valdez Madruga Darrell H. S. Tan Sharmistha Mishra Shreya Shah Camila Jorquera Alberto Castillo Mauricio Carrión Nelson Salas Romain Palich Valérie Pourcher Emma Rubenstein Pascal Migaud Christoph Boesecke Christian Hoffmann Konstantinos Protopapas Silvia Nozza Anna Maria Cattelan Cristina Mussini Antonella d’Arminio Monforte Raúl Adrian Cruz Flores Edgar Pérez‐Barragán Alma Leticia Rodríguez Guzmán Dimie Ogoina Nneka Marian Chika-Igwenyi Chizaram Onyeaghala Jenny Valverde López Angelica García Tello María Ubals Martí Vall Adrià Mendoza Clara Suñer Bonaventura Clotet Jordi Bechini José Antonio Lepe Ma Dolores Navarro-Amuedo José I Bernadino Alba Català Eloy José Tarín Vicente Borja González Rodríguez Sergi Rodríguez-Mercader Francisca Sánchez-Martinez Esperanza Cañas‐Ruano Laura Parra‐Navarro Finn Filén Carmen Tallón de Lara Dominique L. Braun Vanja Piezzi M. Burkhard Helen Kovari Anja Mönch Jake Dunning Pedro Simoes Achyuta Nori Sarah S. Keegan John Thornhill Vanessa Apea Teymur Noori Joyce Jones Seth Judson

10.1016/s0140-6736(23)00273-8 article EN The Lancet 2023-02-22

To investigate epidemiology of and risk factors for laboratory-confirmed mpox during the 2022 outbreak in Nigeria, we enrolled 265 persons with suspected mpox. A total 163 (61.5%) were confirmed to have mpox; 137 (84.0%) adults, 112 (68.7%) male, 143 (87.7%) urban/semi-urban dwellers, 12 (7.4%) self-reported gay men, 3 (1.8%) female sex workers. Significant adults sexual nonsexual contact who had mpox, as well risky behavior. For children, close an mpox-positive person prior animal exposure....

10.3201/eid3009.240135 article EN cc-by Emerging infectious diseases 2024-08-08

Abstract Background Invasive fungal infections have been described throughout the COVID-19 pandemic. Cryptococcal disease after infection with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has reported in several isolated case reports and 1 larger series. We sought to describe cryptococcal following SARS-CoV-2 through establishing a database investigate underlying risk factors, manifestations, outcomes. Methods created crowdsourced call for cases solicited Mycoses Study Group...

10.1093/cid/ciad551 article EN cc-by-nc-nd Clinical Infectious Diseases 2023-09-15

Abstract Background We describe clinicoepidemiologic characteristics of mpox-chickenpox coinfection in Nigeria. Methods A retrospective cohort analysis was performed confirmed mpox cases Nigeria from January 2022 to March 2023. Mpox and chickenpox were by real-time polymerase chain reaction (RT-PCR). Results Of 94 (60.0%) suspected cases, 56 had mpox, whom 16 (28.6%) coinfection. The median age 29 years (interquartile range, 20–37 years), 24 men (60.7%), 6 (10.7%) bisexual, 5 (8.9%) died....

10.1093/infdis/jiad556 article EN The Journal of Infectious Diseases 2023-12-07

Background: Workers anywhere are exposed to assault at the workplace and worst affected service providers. Globally, highest incidence occurs among health-care workers (HCWs) it is a hazard. Aim: This review article investigating burden of violence against HCWs in Nigeria. Materials Methods: To provide evidence HCWs, narrative pertinent papers on (WPV) Nigeria was conducted using databases PubMed, Ajol, Google Scholar. We found that high health sector. It further worsened by conflict...

10.4103/njm.njm_102_22 article EN cc-by-nc-sa Nigerian Journal of Medicine 2022-01-01

Background: Cardiovascular disease cases are on the increase despite many standard medical practices. Some disorders have been successfully treated by medicinal plants.
 Aim: The current study was designed to assess chemotherapeutic propensity of Parkia biglobosa against potassium bromate-induced cardiotoxicity.
 Methodology: Using a soxhlet extractor with ethanol as solvent, P. extracted. Twenty-four mature male Wistar rats were randomly divided into groups A, B, C, and D after...

10.9734/jalsi/2022/v25i530306 article EN Journal of Applied Life Sciences International 2022-09-05

Background: Parkia biglobosa seed has been reported to enhance sperm quality. Thus, this study sought assess its ability in attenuating KBrO3-induced abnormalities.
 Methodology: P. was extracted with soxhlet extractor 95% ethanol as the solvent. Twenty-four adult male Wistar rats were acclimatized under laboratory conditions and randomly grouped into A, B, C D. Group A given distilled water orally. Animals groups D administered 100 mg/kg body weight of potassium bromate, but also...

10.9734/ajmah/2022/v20i1130533 article EN Asian Journal of Medicine and Health 2022-09-30

Background: African locust bean is used for medicinal purposes in countries the treatment of various diseases. However, no study has reported its ameliorative effect on sex hormones perturbations. This study, therefore, sought to investigate preventive against potassium bromate-induced perturbation hormones.
 Methodology: was extracted with soxhlet extractor ethanol as solvent. Twenty-four adult male Wistar rats were acclimatized under laboratory conditions and randomly grouped into A,...

10.9734/ajrb/2022/v11i1203 article EN Asian Journal of Research in Biochemistry 2022-10-07

This article investigates the escalating occurrence of zoonotic diseases in Africa, attributing their spread to climate change and human activities. Africa's unique combination biodiversity, reliance on animal husbandry, swift urbanization heightens its susceptibility. Climate disrupts ecosystems habitats, intensifying human-wildlife interactions. Urbanization, inadequate sanitation, insufficient healthcare infrastructure further facilitate disease spread. Climate-induced displacement adds...

10.1080/20008686.2024.2441534 article EN cc-by-nc Infection Ecology & Epidemiology 2024-12-17

Background: Parkia biglobosa seed has been reported to possess hepatoperotective potential. Therefore, this study sought investigate its ability in ameliorating KBrO3-induced hepatotoxicity.
 Methodology: P. was extracted with soxhlet extractor 95% ethanol as the solvent. Twenty-four adult male Wistar rats were acclimatized under laboratory conditions and randomly grouped into A, B, C D. Group A given distilled water orally. Animals groups D administered 100 mg/kg body weight of...

10.9734/ajrimps/2022/v11i4199 article EN Asian Journal of Research in Medical and Pharmaceutical Sciences 2022-09-30

Background: Potassium bromate (KBrO3) has been utilized extensively to sterilize water, dye hair, oxidize food, add bread dough as a maturing agent, and condition wheat dough, thereby entering into human body. It claimed cause number of toxicities including nephrotoxicity.
 Aim: This study, therefore, sought investigate the nephro-protective efficacy African locust bean (ALB) seed against potassium bromate-induced renal damage.
 Methodology: Using soxhlet extractor with ethanol...

10.9734/ajbgmb/2022/v12i3264 article EN Asian Journal of Biochemistry Genetics and Molecular Biology 2022-10-05

Majority of reports Multisystem Inflammatory Syndrome (MIS-C) associated with COVID-19 have come from Europe and North America, a paucity cases in the Asia-Pacific region Africa. The Africa is contrast demographics series New York, Paris UK which reported that children African ancestry accounted for 40%, 57% 75%, respectively all MIS-C. With global trend higher prevalence MIS-C ancestry, enhanced surveillance awareness this syndrome therefore important as previous current observations...

10.31730/osf.io/3gbp8 preprint EN 2020-09-11

Monkeypox (MPX) is a re-emerging zoonotic disease caused by the MPX virus (MPXV), member of orthopoxvirus genus poxviridae family. Before 2022, local transmission was essentially limited to rainforest regions Central and West Africa where known be endemic1. The MPXV large DNA that very stable more efficient than many RNA viruses at detecting repairing mutations. This makes less prone higher transmissibility unlike such as SARS-CoV-22. Prior 2022 outbreak, two distinct clades were recognized:...

10.58539/jnids.2022.1201 article EN Journal of the Nigerian Infectious Diseases Society 2022-01-01

Background: The coronavirus 2019 pandemic (COVID-19) elicited in various populations, diverse psycho-behavioral responses. COVID Stress Scales (CSS) was developed and validated the general population, among US Canadian adults, response to COVID-19 pandemic. Expectedly, population-specific variations are likely, hence, need validate psychometrically sound instruments across cultures populations.
 Aim: To determine factor structure reliability estimates of CSS participants with chronic,...

10.9734/indj/2023/v19i4379 article EN International Neuropsychiatric Disease Journal 2023-06-01

10.58539/jnids.2023.2110 article EN Journal of the Nigerian Infectious Diseases Society 2023-01-01

10.5281/zenodo.7008190 article EN cc-by Zenodo (CERN European Organization for Nuclear Research) 2022-08-16

10.5281/zenodo.7008248 article EN cc-by Zenodo (CERN European Organization for Nuclear Research) 2022-08-16
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