Tag Archives: Coronavirus

Rapidly decreasing immunity of COVID-19 poses a vaccination challenge

LONDON (Reuters) – Emerging evidence that the body’s immune defense against COVID-19 may be short-lived makes it even more difficult for vaccine developers to find vaccines fully capable of protecting people in future waves of infection, Scientists said Tuesday. FILE PHOTO: Professor Gottfried Kremsner injects a coronavirus disease vaccine (COVID-19) …

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Human-tested COVID-19 vaccine shows early promise

Bogota Colombia A Massachusetts-based biotechnology company has been testing a possible vaccine against the new coronavirus that shows early signs of success. Moderna Therapeutics announced an estimated start date for the Phase 3 trials, their final trial phase. The trial involved 45 volunteers aged 18 to 55 years who received …

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