Showing 681 - 700 results of 861 for search '"virus"', query time: 0.06s Refine Results
  1. 681

    Analysis of Air Quality Changes and Influencing Factors in Changchun during the COVID-19 Pandemic in 2020 by Hanbo Gao, Ju Wang, Tongnan Li, Chunsheng Fang

    Published 2021-06-01
    “…Abstract To study the air quality changes during the Corona Virus Disease 2019 (COVID-19) lockdown in Changchun, we analyzed the changes in pollution of six major pollutants (PM2.5, PM10, SO2, NO2, O3, CO) and correlated them with meteorological parameters, using meteorological data and pollutants concentration data. …”
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    Article
  2. 682

    Susceptibilidad y autoeficacia frente al VIH/Sida en adolescentes de Cali-Colombia by Ana Fernanda Uribe Rodríguez, Tatiana Vergara Vélez, Claudia Barona

    Published 2009-01-01
    “…Los adolescentes y las adolescentes constituyen una de las poblaciones con mayor riesgo frente al Virus de Inmunodeficiencia Humana (VIH) y el Síndrome de Inmunodeficiencia Adquirida (Sida), por sus prácticas sexuales y comportamientos de riesgo que los exponen constantemente a enfermedades de transmisión sexual. …”
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    Article
  3. 683

    NS5A replication complex inhibitor daclatasvir in the basis of chronic hepatitis C interferon-free therapy by M. V. Mayevskaya, M. S. Zharkova, V. T. Ivashkin

    Published 2015-12-01
    “…Daclatasvir is NS5A inhibitor which has proven high antiviral activity in relation to all hepatitis C virus genotypes. Prescription of the drug in combination to pegilated interferon and ribavirin for treatment-naive patients made possible to reduce treatment duration from 48 to 24 weeks and to increase frequency of sustained virologic response (SVR) to 87% in 1b genotypeand to 100% — in 4-th genotype. …”
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  4. 684
  5. 685
  6. 686

    Evaluation of serum amylase and lipase in diagnosed Covid-19 survivors in a North Indian Hospital, Lucknow, India by Nabeela Usmani, Mukhtar Ahmad, Saba Khan, Mohammad Mustufa Khan, Haseeb Ahsan, Sadaf Parveen, Roshan Alam

    Published 2023-10-01
    “…Although it primarily affects the respiratory system, the virus may also target the pancreas. It was suggested that upregulation of angiotensin-converting enzyme II (ACE-II) cell receptors or inflammatory cytokines play a major role in predisposing pancreatic injury in SARS-CoV-2 patients. …”
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    Article
  7. 687

    Resilience in the time of crisis: A review of the maternal, perinatal and reproductive health effects of COVID-19 in South Africa by S Fawcus, S Gebhardt, R Niit, R Pattinson

    Published 2024-05-01
    “…COVID‐19 caused a marked increase in maternal death and stillbirth rates in 2020 and 2021 due to both direct effects of the virus and indirect effects on functioning of the health system. …”
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    Article
  8. 688

    Effect of Skin Protectants on the Total Inward Leakage of N95 Respirators: Testing with an Advanced Static Headform by Xinyi Niu, Sergey A. Grinshpun, Michael Yermakov, Roman Jandarov, Iliya Rivkin

    Published 2022-05-01
    “…Disposable medical masks and NIOSH-approved N95 filtering facepiece respirators (FFRs) are typically their only defense against the virus. At the same time, continuous wearing of these devices, especially some N95 FFR models cause damage to the facial skin, such as skin irritation, swelling, and scaling. …”
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  9. 689

    Immunogenicity and safety of a live attenuated varicella vaccine in healthy subjects aged between 13 to 55 years: a double-blind, randomized, active-controlled phase iii clinical t... by Yang Zhang, Shiyuan Wang, Guifan Li, Jinhui Shi, Xianyun Chang, Hao Zhang, Fengcai Zhu, Jingxin Li, Hongxing Pan, Jinfang Sun

    Published 2025-12-01
    “…Vaccination with the varicella vaccine (VarV) effectively prevents chickenpox.Research design and methods In this phase III, single-center, randomized, double-blind, active-controlled trial, 1,200 healthy participants randomly assigned in a 1:1 ratio to receive two doses of either the test vaccine or the active control vaccine. Varicella-zoster virus (VZV) antibody was detected before vaccination and 42 days after two doses of vaccination.Results The lower limits of the 95% CI for the differences in seroconversion rates and geometric mean titer (GMT) ratios between the two groups were greater than their respective pre-set non-inferiority margins. …”
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  10. 690

    Mortality Prediction in the Emergency Service Intensive Care Patients with Possible COVID-19: A Retrospective Cross-Sectional Study by Mehmed Ulu, M. Kaya, Y. Tunc, H. Yildirim, A. Halici, A. Coskun

    Published 2024-11-01
    “… INTRODUCTION: Despite the declining clinical importance of Coronavirus Disease 2019 (COVID-19), the virus is still causes mortality in the critically ill patients. …”
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  11. 691

    Mortality trends during the first three waves of the COVID-19 pandemic at an urban district hospital in South Africa: A retrospective comparative analysis by O Hirachund, C Pennefather, M Naidoo

    Published 2024-02-01
    “…Severe acute respiratory syndrome coronavirus 2 (SARS‐COV‐2) is the virus responsible for the COVID‐19 (C19) pandemic. …”
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  12. 692

    Environmental Surveillance for SARS-CoV-2 in Two Restaurants from a Mid-scale City that Followed U.S. CDC Reopening Guidance by Hongwan Li, Sripriya Nannu Shankar, Chiran T. Witanachchi, John A. Lednicky, Julia C. Loeb, Md. Mahbubul Alam, Z. Hugh Fan, Karim Mohamed, Jessica A. Boyette, Arantzazu Eiguren-Fernandez, Chang-Yu Wu

    Published 2021-12-01
    “…That sample had been collected from a plastic tablecloth immediately after guests left the restaurant. Virus was not isolated in cell cultures inoculated with aliquots of the RT-PCR-positive sample. …”
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  13. 693

    CAUSAS DE MORTALIDAD O DESCARTE DE CERDAS EN DOS GRANJAS DE PRODUCCIÓN INTENSIVA EN COLOMBIA by R J Piñeros, J D Mogollón, M A Rincón

    Published 2007-01-01
    “…Se detectó la presencia del virus del síndromereproductivo y respiratorio porcino por la técnica de inmunohistoquímica en las dos granjas.En el estudio retrospectivo realizado en la granja uno, los principales motivos de eliminacióncorrespondieron a causas reproductivas 43% (2003), 33,57% (2004), Y 28,42% (2005). …”
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  14. 694

    COVID-19 in patients with severe mental illness: An analysis of in-patients at a psychiatric hospital in Cape Town by Haseena B. Sablay, Qhama Z. Cossie, Deirdre I. Pieterse

    Published 2025-01-01
    “…Reported comorbidities included nicotine use (71%, n = 181), hypertension (11%, n = 28) and human immunodeficiency virus (7%, n = 18). Most patients (62%, n = 156) were symptomatic for COVID-19. …”
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  15. 695

    DETERMINACIÓN DEL CATABOLISMO DE LOS ANTICUERPOS MATERNOS Y SU INTERACCIÓN CON DIFERENTES PLANES VACUNALES PARA LA ENFERMEDAD DE GUMBORO EN POLLOS DE ENGORDE by R. Castañeda, OJ. Robin, HJ Morales

    Published 2006-01-01
    “…Se sacriicaron 15 aves de cada grupo a los 1, 12, 21 y 42 días de edad y se evaluó peso corporal, tamaño y peso de la bolsa de Fabricio, relación peso bolsa/peso corporal (PB/PC), grado de depleción linfoide, presencia de cepas estándar y/o variantes del virus y los títulos de anticuerpos para la enfermedad de Gumboro. …”
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  16. 696

    Putative and pretreatment drug resistance mutations in reverse transcriptase gene among untreated chronic hepatitis B patients at Arifin Achmad Regional District Hospital, Riau, In... by Arfianti Arfianti, Fauzia Andrini Djojosugito, Maisaroh Maisaroh, Hendra Asputra, Dita Kartika Sari, Tubagus Odih Rhomdani Wahid

    Published 2022-05-01
    “… Background: Mutations within the hepatitis B virus (HBV) reverse transcriptase (RT) gene have been associated with drug resistance against nucleos(t)ide analogs (NAs). …”
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  17. 697

    Adoption of Electronic Records Management System in Managing Patients Records at Kabale Regional Referral Hospital. by Musiimenta, Lucky

    Published 2024
    “…Participants gave the challenges as low service quality due to lack of qualified staff, followed by inadequate knowledge, Lack of security and privacy, technological changes, unstable power supply, additional operating costs, computer viruses, and lastly information hacking and misuse Possible ways of improving electronic records in Kabale Regional Referral Hospital were installation of anti virus soft wares which was ranked highly by the Participants followed by regular change of passwords, using only trained personnel, Restrictions on access to records, have stable power supply, Records be maintained in its Cycle, have a backup system and more workshops be provided to all records keepers at Kabale RRH for proper maintenance of records. then finally the study recommended that there is need for the hospital to increase its training programs or workshops in electronic records keeping to the record managers, recruit trained personnel and the records and information keeping department should keep viruses monitoring soft ware's updated…”
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  18. 698

    Bee Venom—A Potential Complementary Medicine Candidate for SARS-CoV-2 Infections by Keneth Iceland, Kasozi, Simon Peter, Musinguzi

    Published 2021
    “…A recent epidemiological study in China showed that local beekeepers have a level of immunity against SARS-CoV-2 with and without previous exposure to virus. BV anti-inflammatory properties are associated with melittin and phospholipase A2 (PLA2), both of which show activity against enveloped and non-enveloped viruses, including H1N1 and HIV, with activity mediated through antagonist activity against interleukin-6 (IL-6), IL-8, interferon-g (IFN-g), and tumor necrosis factor-a (TNF-a). …”
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  19. 699

    Community Drivers Affecting Adherence to WHO Guidelines Against COVID-19 Amongst Rural Ugandan Market Vendors. by Usman, Ibe Michael, Ssempijja, Fred, Ssebuufu, Robinson, Lemuel, Ann Monima, Archibong, Victor Bassey, Ayikobua, Emmanuel Tiyo, Aruwa, Joshua Ojodale, Kembabazi, Stellamaris, Kegoye, Eric Simidi, Ayuba, John Tabakwot, Okeniran, Olatayo Segun, Echoru, Isaac, Adeoye, Azeez, Mujinya, Regan, Nankya, Viola, Keneth Iceland, Kasozi

    Published 2023
    “…To successfully contain the spread of the virus, special attention needs to be given to this set of people by assessing the type of information, source of information, and practices they inculcate as regards adherence to WHO guidelines in the fight against COVID-19 in Uganda. …”
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  20. 700

    Estudio de respuestas microambientales diferenciales en modelos celulares pretumorales y tumorales by Miguel Arocena, Magdalena Millán, Felipe Parietti, Florencia Lamela, Manoela Martins, Ronell Bologna-Molina, Jimena Hochmann

    Published 2024-12-01
    “…Métodos: Se utilizaron: la línea celular HaCaT de queratinocitos humanos no tumorales, una sublínea HaCaT pre-tumoral transducida con los oncogenes E5, E6 y E7 del virus del papiloma humano 18, y la línea celular de carcinoma oral CAL-27. …”
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