SARS CoV-2 Specimen packaging and RTPCR in BSL 2

SARS CoV-2 Specimen packaging and RTPCR in BSL 2

Culture/isolation and vaccine work in BSL 3

Ref in comments below-WHO guidelines

Mam one question was about droplet nuclei

Which of following not caused by droplet nuclei?

Inuenza strain

Diptheria,

Can any one please share mam’s telegram group link?