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Self-Assessment: Novel Therapeutic Approaches for ...
Dr. Souayah Presentation
Dr. Souayah Presentation
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The document, titled "Novel Therapeutic Approaches for ALS: From Bench to Bedside," by Dr. Nizar Souayah, focuses on addressing the myriad challenges, unmet needs, and future perspectives in treating Amyotrophic Lateral Sclerosis (ALS). ALS is highlighted as a multisystem disorder with substantial progress made in understanding its pathogenesis, genetic, and molecular mechanisms. <br /><br />The preclinical models, particularly the limitations of the SOD1 mouse model, are scrutinized, and future strategies are suggested to include cellular disease models derived from human-induced pluripotent stem cells (hiPCS) and the need for validated animal models for sporadic ALS. The document emphasizes the importance of methodologically sound preclinical designs and the potential of non-mammalian animal models in ALS research.<br /><br />In the realm of clinical trials, the heterogeneity of ALS presents significant challenges. Issues such as late diagnosis, variability in disease progression, and inconsistent evaluation of non-motor symptoms are discussed. Future clinical trials need to implement advanced patient stratification methods and innovative designs like multi-arm, multistage platform trials (MAMS) with robust biomarkers for target engagement and therapeutic efficacy.<br /><br />Stem cell therapies are explored as promising yet currently yielding modest results in human trials. The focus is on preclinical successes, the safety and feasibility observed in Phase I and II trials, and the need for more extensive, multi-center studies to substantiate efficacy.<br /><br />The document underscores that ALS affects multiple systems beyond motor neurons. Non-motor symptoms like neuropsychiatric issues, cognitive disturbances, and autonomic dysfunction are common, and the disease's pathology spans various brain regions and cellular components.<br /><br />The future of ALS treatment lies in integrating various approaches, including gene therapy utilizing antisense oligonucleotides, viral vectors, and CRISPR/Cas9, although challenges of safety and effectiveness remain.<br /><br />In conclusion, advancements in genomic analysis, identification of key pathogenic pathways, development of robust preclinical models, and innovative clinical trial designs are critical to addressing ALS's multifaceted nature. Financial disclosures and feedback instructions are also provided.
Keywords
ALS
amyotrophic lateral sclerosis
preclinical models
stem cell therapies
clinical trials
non-motor symptoms
gene therapy
hiPCS
biomarkers
CRISPR/Cas9
amyotrophic lateral sclerosis
ALS
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