The funny thing is that they were indeed funding “trans” mice research:

> To understand the effects of feminizing sex hormone therapy on vaccination, we propose to develop a mouse model of gender-affirming hormone therapy, assess its relevance to human medicine through singe-cell transcriptome studies, and test the immune responses of “cis” vs. “trans” mice to a HIV vaccine.

https://reporter.nih.gov/project-details/10849830#descriptio...