Learning objectives On completing this topic, you should be able to understand how: viruses are transferred surveillance for viral infection is done preventive and therapeutic interventions against virus diseases and…
Epidemiology is the study of the distribution, dynamics, and determinants of diseases in populations. Epidemiology includes: Mechanisms of viral transmission Risk factors for infection, Population size required for virus transmission…
Risk factors Age health immunity occupation travel lifestyle children sexual activity Critical population size Numbers of seronegative susceptible individuals
The majority of human viral infections fall into the category of acute self-limiting infections. Optimum transmissibility is crucial, and with viruses that cause systemic infections with lifelong immunity, perpetuation is…
Control of viral infections involves strategies aimed at preventing the spread of viruses, reducing the severity of disease, and ultimately eliminating the virus from the host or environment. 1. Vaccination…
Principals of Viral Vaccines Viral vaccines are biological preparations used to stimulate immunity against viruses by introducing weakened, killed, or parts of viruses into the body. These vaccines train the…
Various approaches for Vaccine Development. Credit:https://www.genscript.com There are several types of viral vaccines, each developed using different methods: Live Attenuated Viral Vaccines: Live attenuated viral vaccines (LAVs) are among the…
The development and approval of viral vaccines follow a rigorous process of testing and clinical trials to ensure safety, efficacy, and quality before they are made available for public use.…
Viral vaccine vaccinations refer to the process of administering viral vaccines to individuals in order to induce immunity against viral infections. The objective is to prevent the occurrence or reduce…
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