Silence Therapeutics plc disclosed positive top-line 36-week data from the Alpacar-360 phase II study with zerlasiran, a short interfering RNA gene muter that targets lipoprotein(a), but also said Mallinckrodt plc has quit development of a separate prospect.
With a second batch of phase Ib data from the trial testing RGLS-8429 in hand from Regulus Therapeutics Inc., Wall Street is looking forward to results from the third cohort in midyear and weighing prospects with the compound in autosomal dominant polycystic kidney disease. Screening of the fourth cohort will start during the second quarter. Meanwhile, the company has begun to mull a pivotal phase II trial that would launch in the middle of next year, and may help with accelerated approval by the U.S. FDA.
After a disappointment with the same product in another indication about two years ago, Sensorion SA met the primary endpoint in its proof-of-concept phase IIa trial with SENS-401 for residual hearing preservation after cochlear implant.
Tweaks made to the design of the phase III trial called Phoenix (vs. the narrowly positive phase II Centaur study) with Amylyx Pharmaceuticals Inc.’s amyotrophic lateral sclerosis (ALS) drug Relyvrio (sodium phenylbutyrate plus taurursodiol) didn’t work. Now, the Cambridge, Mass.-based firm is facing possible withdrawal of the treatment from the U.S. and Canada, where it’s known as Albrioza. Shares of Amylyx (NASDAQ: AMLX) closed March 8 at $3.36, down $15.61, or 82.3%, after the firm disclosed top-line results from Phoenix, a global, 48-week, randomized, placebo-controlled phase III effort with Relyvrio, also known as AMX-0035.
Sionna Therapeutics Inc.’s approach with small molecules in cystic fibrosis (CF) yielded the Boston-based firm an upsized and oversubscribed $182 million series C financing. The company is working on drugs that could fully restore the function of the CF transmembrane conductance regulator protein by stabilizing the first nucleotide-binding domain (NBD1). Four compounds are expected to enter the clinic this year – three NBD1 stabilizers and one ICL4 modulator.
Apogee Therapeutics Inc.’s phase I home run put IL-13-targeting antibody APG-777 on an accelerated development path in atopic dermatitis, and the company touted its similarity to further-along IL-13 competitor lebrikizumab, from Eli Lilly and Co., as a likely indicator of further success.
Akero Therapeutics Inc.’s phase IIb data with FGF21 analogue efruxifermin (EFX) in patients with pre-cirrhotic metabolic dysfunction-associated steatohepatitis (MASH) kept interest alive in the face-off between the company and 89bio Inc. with pegozafermin, another FGF21 drug targeting MASH, for which a phase III study is planned.
Biovie Inc.’s double-barrelled blast of positive data with insulin sensitizer NE-3107 in Alzheimer’s disease (AD) and Parkinson’s disease (PD) launched shares (NASDAQ:BIVI) on a wild ride to close March 1 at $2.23, up 99 cents, or almost 80%, after trading as high as $3.31.
Positive phase III data from Ironwood Pharmaceuticals Inc. with once-weekly glucagon-like peptide-2 analogue apraglutide failed to impress Wall Street, and shares of the Boston-based firm (NASDAQ:IRWD) closed Feb. 29 at $9.43, down $5.69, or 37.6%. The experiment called Stars tested apraglutide to reduce parenteral support in adults with short bowel syndrome with intestinal failure. Rare and severe, the condition affects about 18,000 adults in the U.S., Europe and Japan. Based on the latest data, Ironwood plans to submit an NDA to the U.S. FDA and other regulatory filings.
After trading as low as $2.04, shares of Palatin Technologies Inc. (NYSE:PTN) closed Feb. 28 down $1.57, or 39.7%, ending at $2.39 on word of results from the phase III pivotal Melody-1 trial with melanocortin pan-agonist PL-9643 vs. vehicle in dry eye disease.
