EXHIBIT 1

JOINT FILING AGREEMENT

The undersigned acknowledge and agree that the foregoing amendment to Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint filing statements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning him, her or it contained herein, but shall not be responsible for the completeness and accuracy of the information concerning the other entities or persons, except to the extent that he, she or it knows or has reason to believe that such information is inaccurate.

Date: February 11, 2022	ATHOS KG
	By:	/s/ Thomas Maier
	Name: Thomas Maier
	Title: Authorized Signatory
	By:	/s/ Stephan Sperber
	Name: Stephan Sperber
	Title: Authorized Signatory
Date: February 11, 2022	AT IMPF GMBH
	By:	/s/ Thomas Maier
	Name: Thomas Maier
	Title: Authorized Signatory
	By:	/s/ Stephan Sperber
	Name: Stephan Sperber
	Title: Authorized Signatory
Date: February 11, 2022	THOMAS MAIER
	/s/ Thomas Maier