Other

Beijing Dcty Biotech Co., Ltd.

Jiasen Xie

Rong Zhang

Gang Peng

Shunchang Jiao

Zishan Zhou

Tianfu Zhang

Ziming Wu

Some embodiments of the disclosure use human peripheral blood for ctDNA sequencing or tumor tissues for whole exome sequencing, screen out mutation sites to perform antigen epitope prediction, connect and synthesize an expression gene sequence of mutant peptides. Other embodiments of the disclosure construct a lentiviral vector, package the lentivirus, transfect an APC cell to complete transformation of a specific LV cell, co-culture in vitro with PBMC separated from the peripheral blood, screen out an effective polypeptide, and transform common T cells into RFF cells. Suppressive signaling molecules include one or more of PD-1, Tim-3, LAG3, CTLA-4, BTLA, VISTA, CD160, and 2B4 (CD244). Antigen presenting cells include one or more of PBMC, a dendritic cell, neutrophil, B lymphocyte, and macrophage.

LRFFT2 cell

Growing community of inventors

Beijing, China

Jiasen Xie