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BioWorld - Sunday, March 29, 2026
Home » Topics » Drugs » Protein

Protein
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AI-generated image of illustration of MRI of lungs with fibrosis
Respiratory

Atyr begins IND-enabling studies with candidate for pulmonary fibrosis

May 15, 2025
No Comments
Atyr Pharma Inc. has advanced ATYR-0101 into IND-enabling studies for pulmonary fibrosis, and is targeting an IND application in the second half of next year.
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GSK pays $1.2B up front for Boston Pharma’s efimosfermin in MASH

May 14, 2025
By Jennifer Boggs
One Comment
Only a few days out of the European Association for the Study of the Liver annual meeting, the metabolic dysfunction-associated steatohepatitis (MASH) space continues to grab headlines, with GSK plc shelling out $1.2 billion up front to acquire phase III-ready efimosfermin alfa in a deal with Boston Pharmaceuticals Inc. that could end up totaling about $2 billion.
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Eye with bar chart, line graph

Street’s syringe whinges, sales dip dog Regeneron’s Eylea in AMD

April 29, 2025
By Randy Osborne
No Comments
Another complete response letter from the U.S. FDA for Regeneron Pharmaceuticals Inc.’s age-related macular degeneration (AMD) therapy Eylea (aflibercept) – along with disappointing sales of the VEGF inhibitor – dented shares (NASDAQ:REGN) by $41.95. They closed April 29 at $568.91, having traded as low as $542.44 during the day.
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Telitacicept packaging

Remegen’s lupus drug surfaces with phase III myasthenia gravis data

April 15, 2025
By Marian (YoonJee) Chu
Remegen Co. Ltd. emerged as a surprise challenger in the generalized myasthenia gravis space, unveiling positive phase III data of its China-approved lupus drug, telitacicept (RCT-18; Tai’ai), in the rare autoimmune neuromuscular disorder at the 2025 American Academy of Neurology conference.
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Illustration of interleukin-2 protein structure

IL-2 ADding contenders in eczema strategy

April 10, 2025
By Randy Osborne
The sparsity of mid-to-late stage prospects in atopic dermatitis (AD, or eczema) – which has proved an especially challenging indication – plus some newsmaking fizzles in the space have caused developers to probe new targets with particular intensity. Most popular approaches thus far involve IL-4, IL-13, thymic stromal lymphopoietin and JAK. Developers have stumbled for varying reasons such as high placebo response rates, safety or lack of clinical proof of concept. Among the potential AD rescuers is Nektar Therapeutics Inc. with rezpegaldesleukin (rezpeg), which takes aim at IL-2.
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Illustration of antibodies attacking neurons
Immune

Aiming for autoimmunity, Merida Bio launches with $121M series A

April 10, 2025
By Karen Carey
When an autoimmune disease disrupted the life of someone close to scientist Dario Gutierrez, an idea emerged for a new company called Merida Biosciences focused on removing misdirected antibodies and their negative effects using Fc biotherapeutics.
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Telitacicept packaging

Remegen’s lupus drug surfaces with phase III myasthenia gravis data

April 9, 2025
By Marian (YoonJee) Chu
Remegen Co. Ltd. emerged as a surprise challenger in the generalized myasthenia gravis space, unveiling positive phase III data of its China-approved lupus drug, telitacicept (RCT-18; Tai’ai), in the rare autoimmune neuromuscular disorder at the 2025 American Academy of Neurology conference.
Read More
Illustration of antibodies attacking neurons
Newco news

Aiming for autoimmunity, Merida Bio launches with $121M series A

April 8, 2025
By Karen Carey
When an autoimmune disease disrupted the life of someone close to scientist Dario Gutierrez, an idea emerged for a new company called Merida Biosciences focused on removing misdirected antibodies and their negative effects using Fc biotherapeutics.
Read More

Opthea shutters phase III trials in wet AMD

April 1, 2025
By Tamra Sami
After announcing that lead candidate sozinibercept (OPT-302) failed the phase III Coast trial in wet age-related macular degeneration (AMD), Opthea has now decided to close the Coast trial as well as the Shore trial. As reported by BioWorld, Opthea announced last week that it was considering its options after lead candidate sozinibercept (OPT-302) failed the phase III Coast trial in wet AMD.
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Opthea shutters phase III trials in wet AMD

March 31, 2025
By Tamra Sami
After announcing that lead candidate sozinibercept (OPT-302) failed the phase III Coast trial in wet age-related macular degeneration (AMD), Opthea has now decided to close the Coast trial as well as the Shore trial. As reported by BioWorld, Opthea announced last week that it was considering its options after lead candidate sozinibercept (OPT-302) failed the phase III Coast trial in wet AMD.
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