Semaphorin 3A signaling, through the plexin A1/neuropilin 1 (PLXA1/NRP1) receptor complex, is known to disrupt the differentiation and migration of oligodendrocyte precursor cells and mature remyelinating oligodendrocytes. Both semaphorin 3A and plexin A1 are up-regulated in the central nervous system of patients with multiple sclerosis.

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.

In a sign that Royal Philips NV is not letting the problems in its business in the U.S. stop its innovation, the company has launched the Azurion neuro biplane, a new image guided therapy system for patients suffering from stroke and other neurovascular diseases. It also teamed up with Syntheticmr AB and launched Smart Quant Neuro 3D, an AI imaging tool which will help health care professionals diagnose and assess brain disorders like multiple sclerosis, traumatic brain injury and dementia.

Coave Therapeutics SA’s CTx-TFEB program has received support through a grant from the ALS Association.

San Diego-based Kenai Therapeutics Inc. raised $82 million in a series A round to move its disease-modifying cell therapy for Parkinson’s disease into the clinic. The company, which leverages induced pluripotent stem cell (iPSC) technology, will advance its next-generation allogeneic neuron replacement cell therapies for neurological diseases, specifically completing a clinical proof-of-concept trial for its lead candidate, RNDP-001. The series A was co-led by Alaska Permanent Fund Corp., Cure Ventures and The Column Group, with participation from Euclidean Capital and Saisei Ventures. Proceeds will enable Kenai to submit an IND for RNDP-001 and bring it through the completion of phase I trials, which are expected to begin sometime in 2024.

Pharmaust Ltd.’s monepantel met its primary safety endpoints and showed positive signals of potential efficacy in a phase I trial in patients with motor neuron disease (MND)/amyotrophic lateral sclerosis (ALS). With these results, the company will now progress to a pivotal phase II/III trial by midyear, Pharmaust CEO Michael Thurn told BioWorld.

Mainstay Medical Holdings plc raised $125 million in equity financing which it will use to conduct clinical trials and continue the commercial roll out of its Reactiv8 neurostimulation therapy that treats chronic lower back pain.