# Coronavirus general discussion and chit-chat **URL:** \ **Category:** The Quarantine Zone\ **Tags:** covid-quarantine\ **Created:** [August 12, 2020, 5:29pm UTC](https://boards.straightdope.com/t/coronavirus-general-discussion-and-chit-chat/917903 "2020-08-12T17:29:38Z")\ **Posts on this page:** 1\ **Showing post:** 1121
**Author:** ![Treppenwitz](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/treppenwitz/32/3445_2.png) [@Treppenwitz](https://boards.straightdope.com/u/Treppenwitz)\ **Post date:** [November 15, 2021, 4:00pm UTC](https://boards.straightdope.com/t/coronavirus-general-discussion-and-chit-chat/917903/1121 "2021-11-15T16:00:33Z")
> [@filmore](#): > > …If every now and then a few virus particles make it into your system, would that trigger your immune system to create more antibodies? … There was a discussion of this sort of scenario a while back: > [@Repetitive exposures to low viral loads](https://boards.straightdope.com/t/repetitive-exposures-to-low-viral-loads/941003/9): > > I think @HoneyBadgerDC may be asking a question which has also been bubbling away at the back of my mind. Without trawling for cites, the received wisdom seems to be that there is, loosely speaking, a threshold amount of virus required to cause infection/disease. Typically twenty minutes in close proximity with an infected person, or something like that (don’t hold me to twenty minutes!) But what about just a few virions here and there, say - a few seconds contact as you pass someone on the sid… j --- _[View the full topic](https://boards.straightdope.com/t/coronavirus-general-discussion-and-chit-chat/917903)._