Scientists have revealed specific alterations to the neuromuscular junction (NMJ) — the place where nerves connect to the muscle they control — in fast-twitch muscle fibers in two mouse models of spinal and bulbar muscular atrophy (SBMA). The team also provided evidence for metabolic impairment and muscle fiber atrophy…
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Spinraza (nusinersen) treatment was generally well tolerated and led to improved or stabilized motor function for nearly 300 children with spinal muscular atrophy (SMA) in Poland, a new study reports. The study, “Safety, tolerability, and efficacy of a widely available nusinersen program for Polish children with Spinal Muscular…
Undergoing physical therapy nearly every day while on Spinraza (nusinersen) leads to significantly greater motor improvements than occasional sessions for children and adolescents with spinal muscular atrophy (SMA), a small study suggests. These benefits — detected in patients with SMA type 1, type 2, and type…
Note: This story was updated July 13, 2022, to correct the name of Rare-X’s CEO Charlene Son Rigby. Nonprofits, scientists, governmental organizations, and the rare disease drug development industry have long cited 7,000 as the average number of rare diseases in the world.
Two children genetically diagnosed with spinal muscular atrophy (SMA) before birth and starting treatment with Spinraza (nusinersen) within the first days of life have shown normal motor development, including a girl who is now almost 6 years old, a study reports. The girl was likely to develop SMA…
A Phase 3 clinical trial evaluating Biohaven Pharmaceuticals’ taldefgrobep alfa as an add-on therapy in children and young adults with spinal muscular atrophy (SMA) has enrolled its first patient. The trial, dubbed RESILIENT (NCT05337553), expects to recruit up to 180 SMA patients already on disease-modifying therapies (DMTs), and…
Two years of treatment with the investigational therapy apitegromab continued to improve motor function in Spinraza-treated children and young adults with later-onset spinal muscular atrophy (SMA) who cannot walk, according to new extension data of the Phase 2 TOPAZ trial. The therapy’s developer, Scholar Rock, is also…
Pediatric neurologists who are more comfortable with ambiguity are more likely to make suboptimal treatment decisions for their patients with spinal muscular atrophy (SMA), according to a new study from Spain. “Our results may contribute to the growing evidence of the relevance of value-based shared decision-making for the current…
Zolgensma safely and effectively halts disease progression in infants genetically diagnosed with spinal muscular atrophy (SMA) but not yet showing symptoms, according to final data from the SPR1NT Phase 3 clinical trial. “When treated with Zolgensma prior to the onset of symptoms, not only did all 29 patients…
The Australian state of Queensland is expanding its newborn screening program to include the genetic conditions spinal muscular atrophy (SMA) and severe combined immunodeficiency (SCID). New testing capabilities are expected to be in place by next May, with the free screening to begin soon after. Queensland, Australia’s second-largest state,…
