Grant Receivable	9 Months Ended
Sep. 30, 2021
Grant Receivable
Grant Receivable	(4) Grant Receivable In September 2019, as modified in September 2020, the Company received a Notice of Award for a $1.9 million grant from the National Institute on Aging of the National Institutes of Health (the “NIH”) to cover costs of long-term chronic toxicology studies of ANVS401 in rats and dogs. The Company began the long-term chronic toxicology studies in November 2019. The Company recognized grant income of $0 and $586,903 for the three months ended September 30, 2021 and 2020, respectively, and $36,754 and $952,602 for the nine months ended September 30, 2021 and 2020, respectively, in connection with the NIH grant. The Company received payments under the grant of $36,754 and $1,262,725 during the nine months ended September 30, 2021 and 2020, respectively. The Company recorded a grant receivable of $0 as of September 30, 2021 and December 31, 2020, and had no unreimbursed, eligible costs incurred under the grant. As of September 30, 2021, there were no remaining funds available under the grant.

Grant Receivable

9 Months Ended

Sep. 30, 2021

(4) Grant Receivable

In September 2019, as modified in September 2020, the Company received a Notice of Award for a $1.9 million grant from the National Institute on Aging of the National Institutes of Health (the “NIH”) to cover costs of long-term chronic toxicology studies of ANVS401 in rats and dogs. The Company began the long-term chronic toxicology studies in November 2019. The Company recognized grant income of $0 and $586,903 for the three months ended September 30, 2021 and 2020, respectively, and $36,754 and $952,602 for the nine months ended September 30, 2021 and 2020, respectively, in connection with the NIH grant. The Company received payments under the grant of $36,754 and $1,262,725 during the nine months ended September 30, 2021 and 2020, respectively. The Company

recorded a grant receivable of $0 as of September 30, 2021 and December 31, 2020, and had no unreimbursed, eligible costs incurred under the grant. As of September 30, 2021, there were no remaining funds available under the grant.