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	Podcast:		The Explainer
	Episode:		Why do we need another dose of a Covid vaccine?
	Category:		News & Politics
	Duration:		00:27:55
	Publish Date:		2021-11-25 16:00:39
	Description:		Christine Loscher, professor of immunology at DCU, joins us on this week's episode to examine the need for booster shots. How much does the efficacy of initial jabs wane, how much does the booster top them up, and what type of lasting immunity could we have against Covid as a result? Also, will they turn the tide of the recent rise in case numbers?
	Total Play:		0