Taysha Gene Therapies Inc.’s stock (NASDAQ:TSHA) struggled Feb. 1 following the U.S. FDA’s recommendation that the company dose more patients in a double-blind, placebo-controlled study of TSHA-120 for the ultra-rare indication giant axonal neuropathy.
By applying deep learning methods to a large database of zinc finger nucleases, researchers at the University of Toronto and New York University have developed an algorithm, Zfdesign, that was able to design custom zinc fingers for any given stretch of DNA. “I think this system levels the playing field for zinc fingers and CRISPR,” said Philip Kim, co-corresponding author of the team's paper published online in Nature Biotechnology on Jan. 26, 2023.
Herophilus Inc. is conducting in vivo studies of lead candidate HRP-12975, a small-molecule therapy for Rett syndrome, with funding from the Rett Syndrome Research Trust. The company is generating efficacy and safety data with HRP-12975 using genetic mouse models of Rett syndrome.
Decibel Therapeutics Inc. has received clearance of its clinical trial application (CTA) by the U.K.'s Medicines and Healthcare products Regulatory Agency (MHRA) to initiate a phase I/II trial of gene therapy DB-OTO in pediatric patients with congenital hearing loss due to an otoferlin deficiency.
Neurogene Inc. has received FDA clearance of its IND application for NGN-401 for the treatment of Rett syndrome. The company plans to initiate a phase I/II trial in female pediatric patients with Rett syndrome this year.
Exegenesis Bio (Hangzhou Exegenesis Biotechnology Co. Ltd.) has received FDA clearance of its IND application for EXG-102-031, a recombinant adeno-associated virus (rAAV)-based gene therapy that is being studied for the treatment of neovascular age-related macular degeneration (AMD).
After long years of painstaking work, the commercialization of cell and gene therapies picked up pace in 2022, with multiple approvals. More progress is expected in 2023, with several firsts in the offing and products for larger patient populations reaching the market.
Rocket Pharmaceuticals Inc. has added RP-A601 to its cardiac gene therapy portfolio for the treatment of arrhythmogenic cardiomyopathy due to plakophilin 2 pathogenic variants (PKP2-ACM).
Once a rarity, billion-dollar deals are now coming fast and furious. Now three have appeared in only a few days. Gene therapy developer Voyager Therapeutics Inc. and Neurocrine Biosciences Inc. continued a longstanding partnership by agreeing to develop treatments for neurological diseases and for three new programs with rare CNS targets. Cytomx Therapeutics Inc. and Moderna Inc. entered a deal worth a potential $1.24 billion to Cytomx for generating and developing treatments in oncology and non-oncology. In the third deal, Royalty Pharma plc acquired an interest in Ionis Pharmaceuticals Inc.'s royalty in Biogen Inc.'s Spinraza (nusinersen) and Novartis AG's pelacarsen for up to $1.125 billion.
The eyes certainly have it. There are plenty of ocular gene therapies being studied in a crowded field and now there is a new one as Perceive Biotherapeutics Inc. has closed on a $78 million series B financing.