This week’s Cell and Gene therapy news covers the latest developments, updates, and progress from leading biopharma companies.
In Today’s Newsletter
🧬 Rocket Pharmaceuticals BLA Resubmission for Kresladi Accepted by FDA [1]
https://www.pharmiweb.com/press-release/2025-10-14/rocket-pharmaceuticals-announces-fda-acceptance-of-bla-resubmission-of-kresladi-for-the-treatment-o
Context: Rocket Pharmaceuticals announced FDA acceptance of the resubmission for Kresladi™, a gene therapy for severe Leukocyte Adhesion Deficiency-I (LAD-I).
Key point: The therapy has shown promising results with a 100% survival rate at 12 months post-infusion in clinical trials.
Implication: The approval of Kresladi™ would offer a life-saving treatment for children with LAD-I, with a PDUFA target date of March 28, 2026.
🧬 Abeona Therapeutics’ ABO-503 Chosen for FDA’s Rare Disease Pilot Program [2]
https://www.ophthalmologytimes.com/view/abeona-therapeutics-abo-503-chosen-for-fda-s-rare-disease-endpoint-advancement-pilot-program
Context: Abeona Therapeutics’ ABO-503 gene therapy for X-linked retinoschisis (XLRS) has been selected for the FDA’s Rare Disease Endpoint Advancement Pilot Program.
Key point: The program will facilitate enhanced collaboration with the FDA to develop novel efficacy endpoints for ABO-503.
Implication: This designation will expedite ABO-503’s development, bringing hope for patients with XLRS, a rare retinal disease.
🧬 Regeneron’s DB-OTO Shows Hearing Improvement in Otoferlin-Related Hearing Loss [3]
https://www.cgtlive.com/view/regeneron-gene-therapy-db-oto-improves-speech-perception-children-otoferlin-related-hearing-loss
Context: Regeneron’s DB-OTO gene therapy improved hearing and speech perception in children with otoferlin-related hearing loss.
Key point: 11 of 12 patients in the Phase 1/2 CHORD trial showed clinically meaningful hearing improvements.
Implication: This advancement could lead to a new standard in the treatment of genetic hearing loss, with a regulatory application planned for late 2025.
🧬 Krystal Biotech Receives FDA Platform Technology Designation for KB801 [4]
https://www.manilatimes.net/2025/10/14/tmt-newswire/globenewswire/krystal-biotech-receives-fda-platform-technology-designation-for-hsv-1-viral-vector-used-in-kb801-for-the-treatment-of-neurotrophic-keratitis/2200288
Context: Krystal Biotech’s HSV-1 viral vector used in KB801 for neurotrophic keratitis has received FDA platform technology designation.
Key point: This designation will streamline the regulatory process for KB801, supporting faster development for the treatment of neurotrophic keratitis.
Implication: It could accelerate the delivery of a much-needed therapy for patients suffering from this severe eye condition.
🧬 Genethon Confirms Long-Term Efficacy of Micro-Dystrophin Gene Therapy for DMD [5]
https://www.businesswire.com/news/home/20251009554793/en/Genethon-Confirms-2-Year-Efficacy-in-Duchenne-Muscular-Dystrophy-Patients-Treated-With-Its-Low-Dose-Micro-Dystrophin-Gene-Therapy-GNT0004-at-the-ESGCT-32nd-Annual-Congress
Context: Genethon presented data confirming two years of sustained efficacy from its low-dose micro-dystrophin gene therapy in Duchenne muscular dystrophy (DMD) patients.
Key point: The therapy showed a 75% reduction in muscle damage markers and significant motor function improvement.
Implication: These results could pave the way for approval and offer hope for children with DMD.
💉 Janssen/Legend Biotech Add Warning to Carvykti Label for Fatal Intestinal Disorder [6]
https://www.fiercepharma.com/pharma/fda-adds-warning-label-jjs-carvykti-potentially-fatal-intestinal-disorder
Context: The FDA has added a boxed warning for immune effector cell-associated enterocolitis (IEC-EC) to the label of Carvykti.
Key point: The disorder, which can be fatal, has been observed in some patients after treatment with Carvykti.
Implication: The warning may influence the prescribing and use of Carvykti, especially in patients with underlying risk factors.
🧬 Bristol Myers Squibb Acquires Orbital Therapeutics to Enhance RNA Platform [7]
https://www.businesswire.com/news/home/20251009968216/en/Bristol-Myers-Squibb-Strengthens-and-Diversifies-Cell-Therapy-Portfolio-with-Acquisition-of-Orbital-Therapeutics
Context: Bristol Myers Squibb has acquired Orbital Therapeutics to advance RNA-based CAR-T therapies.
Key point: The acquisition includes OTX-201, a next-generation CAR-T therapy for autoimmune diseases, using Orbital’s proprietary RNA platform.
Implication: This deal strengthens BMS’s leadership in cell therapy and expands access to innovative treatments.
🧬 Novo Nordisk Shuts Down Cell Therapy Unit, Ending Type 1 Diabetes Cure Research [8]
https://www.fiercebiotech.com/biotech/novo-shutters-cell-therapy-unit-ending-work-potential-type-1-diabetes-cure
Context: Novo Nordisk has ceased its cell therapy efforts, including a promising Type 1 diabetes cure program.
Key point: This decision is part of a major reorganization to save costs, affecting approximately 250 employees.
Implication: This move marks a significant setback in the pursuit of cell-based therapies for diabetes.
🧬 CRISPR Therapeutics Presents Preclinical Data for CTX460 in AATD [9]
https://www.globenewswire.com/news-release/2025/10/10/3164819/0/en/CRISPR-Therapeutics-Presents-New-Preclinical-Data-for-CTX460-Demonstrating-In-Vivo-Gene-Correction-of-Alpha-1-Antitrypsin-Deficiency-AATD-Utilizing-Novel-SyNTase-Editing-Platform.html
Context: CRISPR Therapeutics presented new data for CTX460, a gene therapy for Alpha-1 Antitrypsin Deficiency (AATD), showing high efficiency and durability in preclinical models.
Key point: The therapy achieved over 90% mRNA correction and a 5-fold increase in total AAT levels.
Implication: CTX460 could become a leading therapy for AATD, a genetic disorder causing lung and liver damage.
🧬 Shape Therapeutics Shares Data for Non-Invasive Parkinson’s Disease Treatment [10]
https://www.globenewswire.com/news-release/2025/10/10/3164749/0/en/Shape-Therapeutics-Shares-Breakthrough-Preclinical-Data-for-Non-Invasive-Treatment-of-Parkinson-s-Disease-Using-a-Brain-Targeted-AAV-Gene-Therapy-at-the-European-Society-of-Gene-Ce.html
Context: Shape Therapeutics shared breakthrough preclinical data for a non-invasive gene therapy targeting Parkinson’s Disease using a novel AAV5 capsid.
Key point: The therapy showed promising results in targeting the substantia nigra, a key area for Parkinson’s disease.
Implication: This could offer a new, less invasive treatment option for Parkinson’s patients.
🧬 Encoded Therapeutics Demonstrates Potential for Non-Opioid Chronic Pain Treatment [11]
https://www.biospace.com/press-releases/new-preclinical-data-from-encoded-therapeutics-demonstrate-therapeutic-potential-of-its-one-time-non-opioid-gene-therapy-candidate-for-chronic-pain
Context: Encoded Therapeutics presented preclinical data showing that its gene therapy candidate can achieve durable pain relief in chronic pain models.
Key point: The therapy targets SCN9A, a key gene involved in pain signaling, and demonstrated robust effects in non-human primates.
Implication: This could lead to a non-opioid treatment for chronic pain, offering a safe and effective alternative to current therapies.
🧬 AskBio Reports Safety of AB-1003 for Limb-Girdle Muscular Dystrophy [12]
https://www.clinicaltrialsarena.com/news/askbio-ab1003-safety-muscular-dystrophy/?cf-view
Context: AskBio presented safety data from its Phase I/II study of AB-1003 for limb-girdle muscular dystrophy (LGMD), showing no dose-limiting toxicities or serious adverse events.
Key point: The therapy demonstrated a favorable safety profile over 52 weeks of monitoring.
Implication: This could pave the way for further development of gene therapy for LGMD, a debilitating muscle disorder.
Why it matters
- Rocket Pharmaceuticals’ resubmission of Kresladi™ brings hope for children with severe LAD-I, a life-threatening immune disorder.
- Abeona Therapeutics’ participation in the RDEA program could accelerate the development of gene therapies for rare retinal diseases.
- Regeneron’s DB-OTO marks a breakthrough in genetic treatments for hearing loss, potentially eliminating the need for cochlear implants.
- Krystal Biotech’s platform technology designation could fast-track the development of its HSV-1-based gene therapies.
- Genethon’s micro-dystrophin gene therapy offers long-term improvements in Duchenne muscular dystrophy, demonstrating its potential for broad patient benefit.
- Janssen’s Carvykti faces new safety warnings, which may influence prescribing practices for multiple myeloma.
- Bristol Myers Squibb’s acquisition of Orbital Therapeutics strengthens its RNA-based gene therapy capabilities, especially in autoimmune diseases.
- Novo Nordisk’s cell therapy exit highlights the challenges in developing Type 1 diabetes cures, marking a setback for cell therapy in diabetes treatment.
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FAQ
What are the key findings from Rocket Pharmaceuticals’ Kresladi™ BLA resubmission?
The FDA accepted the resubmission of Kresladi™ for LAD-I, with promising survival data and no serious adverse events in clinical trials. [1]
How will the FDA’s Rare Disease Endpoint Advancement Program benefit Abeona’s ABO-503?
The program will expedite the development of ABO-503 for XLRS by facilitating collaboration with the FDA on novel efficacy endpoints. [2]
What was the outcome of Regeneron’s DB-OTO trial?
DB-OTO showed significant hearing improvements in children with otoferlin-related hearing loss, with 11 of 12 patients demonstrating meaningful progress. [3]
How did Krystal Biotech’s HSV-1 platform technology designation impact KB801?
The designation supports the development of KB801 for neurotrophic keratitis, accelerating regulatory processes and reducing time to market. [4]
What were the long-term results from Genethon’s DMD gene therapy trial?
Genethon’s therapy showed sustained improvements in motor function and a significant reduction in muscle damage markers over two years. [5]
Why did the FDA add a warning to Carvykti’s label?
The warning highlights the risk of a potentially fatal intestinal disorder (IEC-EC), which has occurred in some Carvykti patients. [6]
Entities / Keywords
Rocket Pharmaceuticals; Kresladi; LAD-I; Abeona Therapeutics; ABO-503; RDEA Program; Regeneron; DB-OTO; Otoferlin-Related Hearing Loss; Krystal Biotech; HSV-1; KB801; Neurotrophic Keratitis; Genethon; Micro-Dystrophin; Duchenne Muscular Dystrophy; Janssen; Carvykti; Intestinal Disorder; Bristol Myers Squibb; Orbital Therapeutics; RNA-Based Gene Therapy; Novo Nordisk; Cell Therapy; Type 1 Diabetes; CRISPR Therapeutics; CTX460; AATD; Shape Therapeutics; Parkinson’s Disease; AAV Gene Therapy; Encoded Therapeutics; Chronic Pain; AskBio; AB-1003; Limb-Girdle Muscular Dystrophy.
References
- https://www.pharmiweb.com/press-release/2025-10-14/rocket-pharmaceuticals-announces-fda-acceptance-of-bla-resubmission-of-kresladi-for-the-treatment-o
- https://www.ophthalmologytimes.com/view/abeona-therapeutics-abo-503-chosen-for-fda-s-rare-disease-endpoint-advancement-pilot-program
- https://www.cgtlive.com/view/regeneron-gene-therapy-db-oto-improves-speech-perception-children-otoferlin-related-hearing-loss
- https://www.manilatimes.net/2025/10/14/tmt-newswire/globenewswire/krystal-biotech-receives-fda-platform-technology-designation-for-hsv-1-viral-vector-used-in-kb801-for-the-treatment-of-neurotrophic-keratitis/2200288
- https://www.businesswire.com/news/home/20251009554793/en/Genethon-Confirms-2-Year-Efficacy-in-Duchenne-Muscular-Dystrophy-Patients-Treated-With-Its-Low-Dose-Micro-Dystrophin-Gene-Therapy-GNT0004-at-the-ESGCT-32nd-Annual-Congress
- https://www.fiercepharma.com/pharma/fda-adds-warning-label-jjs-carvykti-potentially-fatal-intestinal-disorder
- https://www.businesswire.com/news/home/20251009968216/en/Bristol-Myers-Squibb-Strengthens-and-Diversifies-Cell-Therapy-Portfolio-with-Acquisition-of-Orbital-Therapeutics
- https://www.fiercebiotech.com/biotech/novo-shutters-cell-therapy-unit-ending-work-potential-type-1-diabetes-cure
- https://www.globenewswire.com/news-release/2025/10/10/3164819/0/en/CRISPR-Therapeutics-Presents-New-Preclinical-Data-for-CTX460-Demonstrating-In-Vivo-Gene-Correction-of-Alpha-1-Antitrypsin-Deficiency-AATD-Utilizing-Novel-SyNTase-Editing-Platform.html
- https://www.globenewswire.com/news-release/2025/10/10/3164749/0/en/Shape-Therapeutics-Shares-Breakthrough-Preclinical-Data-for-Non-Invasive-Treatment-of-Parkinson-s-Disease-Using-a-Brain-Targeted-AAV-Gene-Therapy-at-the-European-Society-of-Gene-Ce.html
- https://www.biospace.com/press-releases/new-preclinical-data-from-encoded-therapeutics-demonstrate-therapeutic-potential-of-its-one-time-non-opioid-gene-therapy-candidate-for-chronic-pain
- https://www.clinicaltrialsarena.com/news/askbio-ab1003-safety-muscular-dystrophy/?cf-view
