Snipr Biome ApS has published initial clinical data showing its Crispr-Cas modified bacteriophage product selectively kills Escherichia coli – including strains that are resistant to antibiotics – with no effect on the rest of the gut microbiome. That paves the way to test Snipr-001 in the prevention of bloodstream infections in hematological cancer patients who, as a result of increased intestinal permeability caused by chemotherapy, are at high risk of gut bacteria getting into the bloodstream.
Aridis Pharmaceuticals Inc. has taken a few knocks in the past year but its new agreement with the U.S. FDA is giving it an opportunity to move forward. The company’s stock (NASDAQ:ARDS) rose 115% on May 31 to close at 39 cents per share as the company and agency agreed on the design of a single confirmatory phase III superiority study of AR-301 (tosatoxumab), an adjunctive therapy for treating pneumonia caused by gram-positive bacteria Staphylococcus aureus in mechanically ventilated hospitalized patients.
Medicinal cannabis company Zelira Therapeutics Ltd.’s stock shot up 224% on May 31 on the heels of news that its cannabinoid product, ZLT-L-007, outperformed Lyrica (pregabalin, Pfizer Inc) in a head-to-head trial in diabetic nerve pain.
Coave Therapeutics aims to move its lead gene therapy program, CTx-PDE6b, for a form of retinitis pigmentosa (RP) into a pivotal trial in 2025 on the back of a phase I/II study, which uncovered a preliminary efficacy signal in one patient subgroup.
Pfizer Inc. has positive phase III data for its hemophilia treatment as it wades deeper into an indication that already has plenty of competition and at least one company with earnings of more than $1 billion. Pfizer’s marstacimab in treating hemophilia could lead to the first once-weekly subcutaneous treatment for hemophilia B and could end up being the first treatment administered as a flat dose for treating hemophilia A or B.
Regenerative medicine product Stemchymal, an allogeneic adipose-derived mesenchymal stem cell treatment, missed the primary efficacy endpoints in two phase II spinocerebellar ataxia trials conducted in Japan and Korea, but a subpopulation analysis showed efficacy signals in patients with more severe conditions, Reprocell Inc. reported.
Lack of efficacy brought the development of two investigational agents for amyotrophic lateral sclerosis (ASL) to a halt over the past week. On May 23, Wave Life Sciences Inc. disclosed that its stereopure antisense oligonucleotide WVE-004 failed to demonstrate clinical benefit after 24 weeks of treatment on a phase Ib/IIa trial in familial ALS patients or frontotemporal dementia patients. And on May 25, Apellis Pharmaceuticals Inc. and its partner, Swedish Orphan Biovitrum International AB, said that pegcetacoplan failed to meet its primary endpoint of a one-year phase II trial in patients with sporadic disease.
The U.K. government has announced £121 million (US$148 million) in funding to reboot the commercial clinical trials system after a sharp decline saw the number of industry-sponsored studies falling by 44% from 2017 to 2021.
Providing no details, Mirati Therapeutics Inc. failed to meet its overall survival primary endpoint in the phase III Sapphire trial with sitravatinib. The receptor tyrosine kinase inhibitor was tested in combination with anti-PD-1 checkpoint inhibitor Opdivo (nivolumab, Bristol Myers Squibb Co.) vs. docetaxel in patients with second- or third-line advanced nonsquamous non-small-cell lung cancer. According to Mirati, this patient population consists of about 70,000 people in the U.S. and Europe who have derived prior benefit from a PD-(L)1 inhibitor.
Mixed phase III study results have Bioxcel Therapeutics Inc. moving ahead to complete the clinical trial while withstanding a hammering from investors. BXCL-501 (dexmedetomidine), a sublingual film being developed to treat bipolar disorders- or schizophrenia-associated agitation, produced clinically meaningful efficacy results in part 1 of the pivotal study with half of the approved dose, but the primary efficacy endpoint was not statistically significant at two hours (p=0.077). BXCL-501 separated from placebo at four hours (p=0.049).