Results 61 to 70 of about 12,288 (265)

Relative Vaccine Effectiveness of the Third Dose of CoronaVac or BNT162b2 Following a Two-Dose CoronaVac Regimen: A Prospective Observational Cohort Study from an Adult Vaccine Center in Turkey

Vaccines, 2022
Coronavirus disease 2019 (COVID-19) continues to pose a threat to public health with the potential for the emergence of new variants. Vaccines are the milestones to control and slow down the damage of the pandemic.
Meliha Cagla Sonmezer, Gulcin Telli Dizman, Enes Erul, Taha Koray Sahin, Tuğba Saricaoglu, Alparslan Alp, Mine Durusu Tanriover, Omrum Uzun, Serhat Unal, Murat Akova   +9 more
doaj   +1 more source

Real-world COVID-19 vaccine effectiveness against the Omicron BA.2 variant in a SARS-CoV-2 infection-naive population [PDF]

, 2023
The SARS-CoV-2 Omicron variant has demonstrated enhanced transmissibility and escape of vaccine-derived immunity. Although first-generation vaccines remain effective against severe disease and death, robust evidence on vaccine effectiveness (VE) against ...
Amarasinghe, Gaya K, et al.,, Lau, Jonathan J, Wu, Chao   +3 more
core   +2 more sources

Cord blood antibody following maternal SARS-CoV-2 inactive vaccine (CoronaVac) administration during the pregnancy

Human Vaccines & Immunotherapeutics, 2021
Maternal vaccination with SARS-CoV-2 vaccines has not been well studied yet in terms of safety and efficacy for protecting the newborn by the placental passage of antibodies. We reported 34 years of old health care worker (HCW) without any known SARS-CoV-
Ahmet Soysal, Canan Bilazer, Erdem Gönüllü, Emine Barın, Mahmut Çivilibal   +4 more
doaj   +1 more source

Comparison of antibody responses following natural infection with Severe Acute Respiratory Syndrome Coronavirus 2 or receipt of CoronaVac or ChAdOx1 (AZD1222) vaccination in Chiang Mai, Thailand

Vaccine: X, 2023
Background: In Thailand, early vaccination initiatives for SARS-CoV-2 relied on CoronaVac (Sinovac Life Sciences) and ChAdOx1 (Oxford–AstraZeneca) vaccines. However, the data of immunogenicity of these two vaccines in Thai populations is limited.
Sayamon Hongjaisee, Kriangkrai Chawansuntati, Patumrat Sripan, Kritsadee Rattanathammethee, Supachai Sakkhachornphop, Romanee Chaiwarith, Tavitiya Sudjaritruk, Khuanchai Supparatpinyo, Jiraprapa Wipasa   +8 more
doaj   +1 more source

Efficacy and effectiveness of inactivated vaccines against symptomatic COVID-19, severe COVID-19, and COVID-19 clinical outcomes in the general population: a systematic review and meta-analysis [PDF]

, 2023
BACKGROUND: Inactivated, whole-virion vaccines have been used extensively in the SARS-CoV-2 pandemic. Its efficacy and effectiveness across regions have not been systematically evaluated.
Chan, EWY, Ho, CMY, Ho, SSH, Kwan, CM, Lai, FTT, Law, M, Tsang, GKC, Wong, ICK, Yan, VKC, Yiu, HHE   +9 more
core  

Herpes zoster related hospitalisation after inactivated (CoronaVac) and mRNA (BNT162b2) SARS-CoV-2 vaccination: a self-controlled case series and nested case-control study [PDF]

, 2022
BACKGROUND: Stimulation of immunity by vaccination may elicit adverse events. There is currently inconclusive evidence on the relationship between herpes zoster related hospitalization and COVID-19 vaccination.
Ashcroft, DM, Chan, EWY, Chui, CSL, Cowling, BJ, Hung, IFM, Lai, FTT, Leung, GM, Leung, KSM, Leung, KSM, Li, X, Ng, VWS, Ni, MY, Peiris, JSM, Valkenburg, SA, Wan, EYF, Wang, Y, Wong, CKH, Wong, CSM, Wong, Ian, Wu, JTK, Yan, VKC   +20 more
core  

COVID‐19 vaccines and risks of hematological abnormalities: Nested case–control and self‐controlled case series study [PDF]

, 2022
published_or_final_versio
Chan, EWY, Cheung, CL, Chui, SLC, Fan, M, Hung, FNI, Lai, TTF, Leung, AYH, Li, X, Sing, CW, Tang, CTL, Wan, YFE, Wong, CKH, Wong, ICK   +12 more
core   +1 more source

BNT162b2 or CoronaVac as the Third Dose against Omicron: Neutralizing Antibody Responses among Transplant Recipients Who Had Received Two Doses of CoronaVac

Viruses, 2022
We evaluated neutralizing antibodies against the Omicron variant and Anti-Spike IgG response in solid organ (SOT) or hematopoietic stem cell (HSTC) recipients after a third dose of BNT162b2 (BNT) or CoronaVac (CV) following two doses of CV. In total, 95 participants underwent SOT (n = 62; 44 liver, 18 kidney) or HSCT (n = 27; 5 allogeneic, 22 ...
Çiğdem Erol, Zeynep Ece Kuloğlu, Bircan Kayaaslan, Gülen Esken, Adalet Altunsoy, Tayfun Barlas, Güle Çınar, İmran Hasanoğlu, Ebru Oruç, Said İncir, Alpay Azap, Gülten Korkmaz, Dilara Turan Gökçe, Onur Elvan Kırımker, Ezgi Coşkun Yenigün, Erkan Ölçücüoğlu, Ebru Ayvazoğlu Soy, Süleyman Çetinkünar, Özlem Kurt Azap, Füsun Can, Mehmet Haberal   +20 more
openaire   +6 more sources

Long-Term Results of Immunogenicity of Booster Vaccination against SARS-CoV-2 (Hybrid COV-RAPEL TR Study) in Turkiye: A Double-Blind, Randomized, Controlled, Multicenter Phase 2 Clinical Study

Vaccines, 2023
The immunogenicity of vaccines decreases over time, causing a need for booster doses. This study aimed to present the long-term (Day 84) immunogenicity results of the double-blind, randomized, controlled, phase II Hybrid COV-RAPEL TR Study (NCT04979949),
Ihsan Ates, Ayse Batirel, Mehtap Aydin, Fatma Yilmaz Karadag, Abdulsamet Erden, Orhan Kucuksahin, Berkan Armagan, Serdar Can Guven, Ozlem Karakas, Selim Gokdemir, Lutfiye Nilsun Altunal, Aslihan Ayse Buber, Emin Gemcioglu, Oguzhan Zengin, Osman Inan, Enes Seyda Sahiner, Gulay Korukluoglu, Zafer Sezer, Aykut Ozdarendeli, Ahmet Omma, Ates Kara   +20 more
doaj   +1 more source

SARS-CoV-2 vaccine-related cutaneous manifestations: a systematic review [PDF]

, 2022
To date, over 250 million people have been reportedly infected by COVID-19 disease, which has spread across the globe and led to approximately 5.1 million fatalities.
Avallone, Gianluca, Cavallo, Francesco, Conforti, Claudio, Quaglino, Pietro, Ribero, Simone, Roccuzzo, Gabriele, Zalaudek, Iris   +6 more
core   +1 more source