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Simon J. Clark

@prof-clark.bsky.social
98 followers 30 following 309 posts

Helmut Ecker Endowed Professor of AMD & Co-Founder - Complement Therapeutics. Interested in ocular immunology and health. A British Biochemist in Europe 🇬🇧 🇪🇺 #ExtracellularMatrix #complement #ophthalmology tinyurl.com/Clark-lab

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Simon J. Clark @prof-clark.bsky.social · 1m
MAC in the ageing choroid may be more widespread than expected—highest on macrophages, pericytes & smooth muscle cells. #AMD #Complement #Ophthalmology buff.ly/hhhvX3U
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https://pubmed.ncbi.nlm.nih.gov/42818647/?utm_source=Chrome&utm_medium=rss&utm_campaign=pubmed-2&utm_content=12GmDGiSiGA9an3uAk7xg5WeD6SUYkvXu9hh-tydPALMY8vQtD&fc=20241229120800&ff=20261001125438&v=2.20.1
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Simon J. Clark @prof-clark.bsky.social · 28/09/2026
Come! Join us. 🎓️ PhD positions available as part of the Doctoral Network 'PANDORA' on discovering Pathomechanisms and Novel Drug Optimization for AMD. Deadline 15th Oct. Follow the link for details - buff.ly/sYJ4JCN #PhD #research #AMD #complement #ophthalmology
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Job Opportunities
The candidates will be part of the MSCA Doctoral Network PANDORA on discovering Pathomechanisms and Novel Drug Optimization for AMD (Age-Related Macular Degeneration).
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Simon J. Clark @prof-clark.bsky.social · 21/09/2026
Could functional vision be the future of retinal gene-therapy approvals? Beacon’s VISTA win in XLRP puts patient-relevant vision outcomes centre stage. #GeneTherapy #Ophthalmology buff.ly/MODKvwq
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Beacon lights path to FDA approval with pivotal trial win for rare vision loss gene therapy
Beacon Therapeutics has found the light in a rare vision loss disease that has left larger companies in the dark. | Beacon Therapeutics has found the light in a rare vision loss disease that has left…
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Simon J. Clark @prof-clark.bsky.social · 16/09/2026
Factor H deficiency reveals a potential complement–EV–macrophage axis in kidney inflammation, opening new questions about how complement dysregulation drives tissue injury. #Complement #Immunology buff.ly/3Nyo2Td
pubmed.ncbi.nlm.nih.gov
https://pubmed.ncbi.nlm.nih.gov/42704017/?utm_source=Chrome&utm_medium=rss&utm_campaign=pubmed-2&utm_content=1T1hTO9Bp3LZOpZEfI_H0K5TGQvWKVgcHJxmmxmHK91DcB8EgR&fc=20210408094254&ff=20260907114349&v=2.20.1
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Simon J. Clark @prof-clark.bsky.social · 14/09/2026
Come! Join us. 🎓️ PhD positions available as part of the Doctoral Network 'PANDORA' on discovering Pathomechanisms and Novel Drug Optimization for AMD. Deadline 15th Oct. Follow the link for details - buff.ly/sYJ4JCN #PhD #research #AMD #complement #ophthalmology
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Job Opportunities
The candidates will be part of the MSCA Doctoral Network PANDORA on discovering Pathomechanisms and Novel Drug Optimization for AMD (Age-Related Macular Degeneration).
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Simon J. Clark @prof-clark.bsky.social · 11/09/2026
GOLDEN shows that systemic factor B suppression can engage complement without slowing GA progression—an important lesson for complement-targeted AMD therapy. #AMD #Complement #Retina #DrugDevelopment buff.ly/zGZEnsf
pubmed.ncbi.nlm.nih.gov
https://pubmed.ncbi.nlm.nih.gov/42718940/?utm_source=Chrome&utm_medium=rss&utm_campaign=pubmed-2&utm_content=12GmDGiSiGA9an3uAk7xg5WeD6SUYkvXu9hh-tydPALMY8vQtD&fc=20241229120800&ff=20260910120247&v=2.20.1
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Simon J. Clark @prof-clark.bsky.social · 09/09/2026
AI may transform AMD drug discovery, but algorithms generate hypotheses, not biological proof. Validation, generalisability and mechanism remain the real tests. #AI #AMD #DrugDiscovery buff.ly/9wRiLTr
pubmed.ncbi.nlm.nih.gov
https://pubmed.ncbi.nlm.nih.gov/42676384/?utm_source=Chrome&utm_medium=rss&utm_campaign=pubmed-2&utm_content=12GmDGiSiGA9an3uAk7xg5WeD6SUYkvXu9hh-tydPALMY8vQtD&fc=20241229120800&ff=20260901115139&v=2.20.1
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Simon J. Clark @prof-clark.bsky.social · 07/09/2026
ADARx’s planned IPO could signal growing confidence in complement therapeutic, with a CFB-targeting siRNA advancing into AMD geographic atrophy. Could durable complement suppression be the next step for AMD? #AMD #Complement #siRNA #GeneSilencing buff.ly/K4O3O33
fiercebiotech.com
AbbVie-backed ADARx plans IPO to bankroll array of clinical-stage siRNA therapies
ADARx Pharmaceuticals has reinvigorated its ambitions to go public as the AbbVie-backed biotech looks to fund ongoing clinical trials of a range of next-gen small interfering RNA (siRNA) medicines. |…
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Simon J. Clark @prof-clark.bsky.social · 04/09/2026
Is the RPE the wrong place to look for pyroptosis in AMD? New single-cell data instead point to a distinct macrophage state, with NLRP3 and STAT3 emerging as potential regulators of inflammatory remodelling. #AMD #Retina #Ophthalmology #Pyroptosis buff.ly/sLa0yGL
pubmed.ncbi.nlm.nih.gov
https://pubmed.ncbi.nlm.nih.gov/42537985/?utm_source=Chrome&utm_medium=rss&utm_campaign=pubmed-2&utm_content=12GmDGiSiGA9an3uAk7xg5WeD6SUYkvXu9hh-tydPALMY8vQtD&fc=20241229120800&ff=20260801015216&v=2.20.0.post5+40e1b98
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Simon J. Clark @prof-clark.bsky.social · 02/09/2026
Could chronic choriocapillaris hypoperfusion be a unifying driver of AMD? A new review challenges how we connect vascular, genetic & complement risk. #AMD #Retina buff.ly/WGXrWNS
pubmed.ncbi.nlm.nih.gov
https://pubmed.ncbi.nlm.nih.gov/42556705/?utm_source=Chrome&utm_medium=rss&utm_campaign=pubmed-2&utm_content=12GmDGiSiGA9an3uAk7xg5WeD6SUYkvXu9hh-tydPALMY8vQtD&fc=20241229120800&ff=20260806120114&v=2.20.1
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Simon J. Clark @prof-clark.bsky.social · 31/08/2026
Could AMD leave a molecular fingerprint in the blood? New EV profiling reveals systemic signatures of complement, oxidative stress & lipid dysregulation. #AMD #Biomarkers #Complement buff.ly/1n5qVWa
pubmed.ncbi.nlm.nih.gov
https://pubmed.ncbi.nlm.nih.gov/42668898/?utm_source=Chrome&utm_medium=rss&utm_campaign=pubmed-2&utm_content=12GmDGiSiGA9an3uAk7xg5WeD6SUYkvXu9hh-tydPALMY8vQtD&fc=20241229120800&ff=20260830054704&v=2.20.1
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Simon J. Clark @prof-clark.bsky.social · 21/08/2026
Factor D inhibition failed to slow GA in Phase 2 OnwarD, raising a key question for AMD: target, timing, tissue penetration, or degree of complement inhibition? #AMD #Complement buff.ly/8LUsGO5
ophthalmologyscience.org
Danicopan for Geographic Atrophy Secondary to Age-Related Macular Degeneration: Results From the Phase 2 Randomized OnwarD Trial
To investigate the efficacy, safety, and pharmacokinetics of the oral complement factor D inhibitor danicopan for the treatment of geographic atrophy (GA) secondary to age-related macular…
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Simon J. Clark @prof-clark.bsky.social · 03/08/2026
Could pharma mega-mergers ultimately boost biotech M&A? Integration risk may push Big Pharma toward targeted acquisitions of differentiated, clinical-stage assets. #Biotech #M&A #Pharma buff.ly/vZnxuZj
fiercebiotech.com
Editor’s Corner: Why an AstraZeneca-Bristol Myers Squibb merger is a bad idea
It’s been years since Big Pharma last witnessed a megamerger. In the late 2010s, Takeda bought Shire, AbbVie acquired Allergan, and Bristol Myers Squibb swallowed Celgene. | Combining the two…
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Simon J. Clark @prof-clark.bsky.social · 28/07/2026
It's pretty cool to finally see a method capable of generating practical amounts of functional, full-length complement factor H. buff.ly/xwEz6YD #ComplementTherapeutics #ComplementSystem #Immunology #InnateImmunity #DrugDevelopment #BiotechInnovation #TranslationalMedicine #PrecisionMedicine
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Moss-derived recombinant Factor H, CPV-104, effectively antagonizes alternative pathway C3/C5 convertases stabilization by NeFs from patients with primary C3 glomerulopathy - PubMed
CPV-104 effectively limits both stabilization and formation of AP C3 convertases in NeF-positive C3G, demonstrating superior functional activity compared with sd-FH. By restoring physiological AP…
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Simon J. Clark @prof-clark.bsky.social · 27/07/2026
Jasper-Kira merger highlights the next wave of complement therapeutics: dual-pathway inhibition and next-gen immune modulation could reshape treatment of complement-driven diseases. buff.ly/vjXHLY3 #Complement #Biotech #Immunology
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Jasper finds new purpose in merger with Kira, while offloading Tavneos rival to Mirador
KIT-targeting antibody biotech Jasper Therapeutics is being renewed via a merger with Nasdaq-listed Kira Pharmaceuticals—but not all of Kira's pipeline is coming along for the ride. | Jasper…
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Simon J. Clark @prof-clark.bsky.social · 24/07/2026
New roadmap says the FDA aims within three to five years to make animal studies the exception, rather than the norm, in preclinical safety and toxicity testing. #DrugDevelopment #Biotech #RegulatoryScience #ClinicalTrials #FDA #NewApproachMethodologies
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House passes bill directing FDA to update animal testing rules
The U.S. | The U.S. House of Representatives passed the FDA Modernization Act 3.0 this week, and lawmakers and animal welfare advocates are celebrating the bill as a step toward a new era in…
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Simon J. Clark @prof-clark.bsky.social · 23/07/2026
Restoring lysosomal function prevents drusen-like deposits and RPE degeneration in inherited macular disease, revealing a promising therapeutic pathway with major implications for #AMD. #Retina #VisionResearch #Ophthalmology #CellBiology buff.ly/7Vqe4fF
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Restoration of impaired lysosomal function mitigates drusen-like deposit formation and cell death in Malattia Leventinese - PubMed
Malattia Leventinese (MAL) is an inherited macular degeneration disorder characterized by retinal drusen formation in adolescence, leading to vision loss. A mutation in the fibulin-3 gene (EFEMP1)…
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Simon J. Clark @prof-clark.bsky.social · 16/07/2026
J&J axes CD59 gene therapy for AMD after key phase 2b readout. buff.ly/tvD4LAE I'm not confident there was enough discussion with experts from the complement field when this strategy was devised. #AskTheExperts #AMD #complement #CD59 #therapy #phase2b #clinicaltrials
fiercebiotech.com
J&J axes eye disease gene therapy after key phase 2b readout
Johnson & Johnson has stopped development of an eye disease gene therapy after reviewing data from one of its key readouts for 2026. | Johnson & Johnson has stopped development of an eye disease gene…
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Simon J. Clark @prof-clark.bsky.social · 14/07/2026
FHR proteins continue to show their importance in the pathology of disease, now including ANCA-Associated Vasculitis buff.ly/rRmSQRW and colorectal cancer buff.ly/LdZBQtM as well as AMD buff.ly/yGIMdEv #AMD #ANCA-AV #cancer #complement #therapy #FHR #FH
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Association of FHR5 With Disease Severity in ANCA-Associated Vasculitis - PubMed
Both plasma levels and glomerular deposition of FHR5 were elevated in patients with AAV and associated with more active disease and more severe renal damage. Glomerular FHR5 deposition was an…
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Simon J. Clark @prof-clark.bsky.social · 09/07/2026
Functional mitochondria slow retinal degeneration in a dry #AMD model, reducing oxidative stress, inflammation & complement activation—pointing to a new cell-free therapy. #Retina #VisionResearch buff.ly/sUnDNlm
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Exogenous mitochondrial transplantation attenuates oxidative stress-driven retinal degeneration in a sodium iodate - induced mouse model - PubMed
Age-related macular degeneration (AMD) is a degenerative retinal disease initiated by dysfunction of the retinal pigment epithelium (RPE), in which age-related mitochondrial impairment, oxidative…
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Simon J. Clark @prof-clark.bsky.social · 02/07/2026
A novel ApoE⁻/⁻/Cfh⁻/⁻ mouse model captures key early AMD features, advancing research into disease mechanisms and preventive therapies. #AMD #Retina #VisionResearch #Immunology buff.ly/QBVqGSF
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ApoE- and Cfh-deficient mice exhibit structural and molecular features of human early-intermediate retinal degeneration - PubMed
The ApoE<sup>-/-</sup>Cfh<sup>-/-</sup> mouse reproduces key molecular and structural features of early and intermediate retinal degeneration with statistically significant alterations. Although it…
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Simon J. Clark @prof-clark.bsky.social · 01/07/2026
New data show OCT-based ellipsoid zone biomarkers predict geographic atrophy progression and that avacincaptad pegol slows photoreceptor degradation. #Ophthalmology #Retina #AMD #OCT #MedTech #Research buff.ly/bIkoziQ
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Avacincaptad Pegol Slows Progressive Ellipsoid Zone Degradation/Loss in Eyes With Geographic Atrophy - PubMed
Greater baseline total and partial EZ attenuation were associated with higher rates of GA lesion growth and progressive EZ loss over time, establishing these EZ measures as important predictors of…
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Simon J. Clark @prof-clark.bsky.social · 30/06/2026
Great to see people addressing the Bruch's membrane barrier issue when delivering complement inhibitors for GA and AMD! New Ab fragment against C3 developed by Boehringer Ingelheim. #AMD #GA #complement #C3 #drugdevelopment #antibody #therapy buff.ly/SYX0HiR
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Pharmacological Characterization of a Novel Complement C3 Inhibitor Antibody Fragment - PubMed
The antibody fragment is a potent and specific C3 inhibitor that displays dose-dependent inhibition of MAC formation across all three complement pathways and effectively crosses the BrM. In line with…
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Simon J. Clark @prof-clark.bsky.social · 25/06/2026
Choriocapillaris flow disruption emerges as a key driver of AMD, linking microvascular dysfunction to retinal degeneration and disease progression. #AMD #Retina #Ophthalmology #Choriocapillaris #OCT #VisionScience #AI #MedTech #PrecisionMedicine buff.ly/zPX12ap
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Choriocapillaris Flow Deficits Are Spatially Linked to Retinal Pigment Epithelium and Photoreceptor Integrity in Geographic Atrophy - PubMed
Using a novel multimodal pipeline combining structural SD-OCT, SS-OCT-A, and histology-informed choriocapillaris binarization, we demonstrate that CC flow deficits are spatially correlated with outer…
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Simon J. Clark @prof-clark.bsky.social · 24/06/2026
AI-driven OCT phenotyping in AMD reveals new retinal biomarkers for risk stratification, advancing precision ophthalmology and future clinical endpoints. #AMD #Ophthalmology #AI #Retina #MedTech #DigitalHealth #VisionScience buff.ly/OMiC2G1
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OCT-based AI-assisted phenotyping of intermediate AMD in the prospective PINNACLE trial: PINNACLE Study Report 9 - PubMed
This work combines expert grader readings with AI-based image analyses, applied on the largest prospectively, densely OCT-imaged cohort of iAMD reported on so far. The results show feature…
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Simon J. Clark @prof-clark.bsky.social · 23/06/2026
New insights into #GeographicAtrophy care: a study reveals how US retina specialists balance efficacy, safety & treatment burden in evolving #AMD management. #Retina #Ophthalmology #MedResearch buff.ly/8HCwo1G
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US Retina Specialists' Preferences for Geographic Atrophy Treatment - PubMed
Across patient profiles, RS prioritized lesion growth rate reduction over risks; intravitreal injection frequency was the least important. However, RS were more risk-tolerant with patients with…
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Simon J. Clark @prof-clark.bsky.social · 22/06/2026
Novel insight in #AMD research: a new spatially weighted model captures the true impact of #GeographicAtrophy beyond lesion size. A step toward smarter #Retina imaging. #Ophthalmology #MedTech #VisionScience buff.ly/pes2x9B
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Development of a conceptual, HOV-inspired spatial weighting model for quantifying geographic atrophy severity - PubMed
The HOV-inspired severity score provides a spatially weighted framework for assessing GA progression and may complement conventional structural metrics by incorporating lesion location relative to…
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Simon J. Clark @prof-clark.bsky.social · 18/06/2026
Very pleased to see our latest publication on 'Decoding the Factor H‐Related Proteins: Gatekeepers of Complement Dysregulation in AMD' is now published. Well done to Jiaqi Tang and Nathalie Zgoda! buff.ly/VtPSle2 #complement #AMD #immunology #ophthalmology #drugtargets
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Decoding the Factor H‐Related Proteins: Gatekeepers of Complement Dysregulation in AMD
This review will explore the role of the factor H-related (FHR) proteins in age-related macular degeneration (AMD), their accumulation in the outer blood/retinal barrier, and how they may contribute…
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Simon J. Clark @prof-clark.bsky.social · 09/06/2026
Could Ginkgo biloba help target complement dysregulation in dry AMD? New computational evidence identifies potential disease-relevant interactions. #AMD #DryAMD #VisionScience #DrugDiscovery buff.ly/4MPNPCw
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Complement-Modulating Mechanisms of Ginkgo biloba Extract in Dry AMD: Insights From Molecular Docking and Dynamics Simulations - PubMed
Because the blood-retinal barrier limits the efficacy of systemic drugs for retinal diseases, nanomaterial-based ocular delivery systems are gaining attention. However, identifying suitable bioactive…
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Simon J. Clark @prof-clark.bsky.social · 03/06/2026
New study identifies tissue-resident choroidal macrophages as key guardians against AMD, linking their loss to complement-driven retinal degeneration. #AMD #Immunology #Complement #Macrophages #Retina #Ophthalmology #VisionResearch #Aging buff.ly/JThGbjk
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Tissue-resident macrophages maintain choroidal homeostasis by complement dependent and independent mechanisms - PubMed
These data demonstrate that long-lived, tissue-resident macrophages are essential for maintaining CC-RPE homeostasis while monocyte-derived macrophages are dispensable in this context. Further,…
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Simon J. Clark @prof-clark.bsky.social · 02/06/2026
A distinct genetic AMD subtype emerges: rare CFH/CFI variants are linked to earlier geographic atrophy and severe drusen burden. #AMD #GeographicAtrophy #Genetics #PrecisionMedicine buff.ly/9Zjotxq
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Geographic Atrophy in Patients with Age-Related Macular Degeneration Is Associated with Rare Variants in Complement Factor H and Complement Factor I - PubMed
The authors have no proprietary or commercial interest in any materials discussed in this article.
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Simon J. Clark @prof-clark.bsky.social · 01/06/2026
I'll be chairing a session at this years ISER meeting in Valencia on 'The role of opsonisation and phagocytosis in ocular immune homeostasis' 23rd to 27th August in Valencia Spain! buff.ly/hGELKaF #Ophthalmology #ISER #retina #AMD #phagocytosis #microglia #macrophage
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Simon J. Clark @prof-clark.bsky.social · 26/05/2026
Out new retinal multi-omics study maps 1.48M eQTLs and links rare non-coding variants to AMD & IRDs. #Genomics #Ophthalmology #RNAseq #PrecisionMedicine www.nature.com/articles/s41...
nature.com
Paired DNA and RNA sequencing uncovers common and rare variation regulating human retinal gene expression
Here the authors develop a new detailed genetic map of gene expression in the human eye, including both common and rare genetic variation, through the generation of genome and RNA sequencing for two key...
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Simon J. Clark @prof-clark.bsky.social · 21/05/2026
36-month data show pegcetacoplan slowed subfoveal GA progression by up to 31%, reinforcing complement inhibition in AMD. #Ophthalmology #Retina #AMD buff.ly/GR4RiLN
pubmed.ncbi.nlm.nih.gov
Efficacy of Continuous Pegcetacoplan Treatment for Subfoveal Geographic Atrophy in Age-Related Macular Degeneration: 36-Month Results from OAKS, DERBY, and GALE Open-Label Extension - PubMed
Long-term efficacy of pegcetacoplan in slowing GA progression was demonstrated over 36 months in eyes with subfoveal GA.
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Simon J. Clark @prof-clark.bsky.social · 11/05/2026
I'll be chairing a session at this years ISER meeting in Valencia on 'The role of opsonisation and phagocytosis in ocular immune homeostasis' 23rd to 27th August in Valencia Spain! buff.ly/hGELKaF #Ophthalmology #ISER #retina #AMD #phagocytosis #microglia #macrophage
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Simon J. Clark @prof-clark.bsky.social · 06/05/2026
Welcome to Katia Ihadadene, who starts her PhD journey through the #Limits2Vision programme, studying the impact of damaged Bruch´s membrane on RPE metabolism, and how underlying genetic risk may alter this response. #VisionScience #Neuroscience #Collaboration #PhDJourney
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Simon J. Clark @prof-clark.bsky.social · 04/05/2026
New: THN391 — a single antibody that blocks neuroinflammation in Alzheimer's, MS & macular degeneration, without disrupting blood clotting. First-in-class. 🧠👁️ #Neuroscience #Biotech #AlzheimersResearch buff.ly/kvn5Com
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Development of a humanized anti-fibrin monoclonal antibody for the treatment of neuroinflammatory and retinal diseases - PubMed
The online version contains supplementary material available at 10.1186/s12974-025-03650-w.
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Simon J. Clark @prof-clark.bsky.social · 27/04/2026
Study finds AR visual noise may improve sight in AMD, pointing to a novel non-invasive digital therapy for vision loss. #DigitalHealth #MedTech #AMD buff.ly/a3gbxQ5
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Visual noise in augmented reality improves vision in age-related macular degeneration - PubMed
Exudative age-related macular degeneration (eAMD) is a degenerative eye disease of the central retina that results in central vision loss, significantly affecting the daily functioning and quality of…
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Simon J. Clark @prof-clark.bsky.social · 23/04/2026
🚀 Ray Therapeutics raises $125M for genetic eye therapies targeting blindness. Strong signal for gene therapy and bold biotech innovation. 👁️✨ #Biotech #GeneTherapy #VisionRestoration
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Ray Therapeutics shines a light on $125M round targeting genetic eye therapy
Gene therapy biotech Ray Therapeutics has announced the closing of a $125 million series B financing to support the company’s vision restoration candidates for patients with retinal degeneration.&n |…
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Simon J. Clark @prof-clark.bsky.social · 22/04/2026
Complement Factor H as a Novel Predictive Biomarker for Deep Vein Thrombosis Recurrence: A Prospective Cohort Study buff.ly/t6uUByX
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Complement Factor H as a Novel Predictive Biomarker for Deep Vein Thrombosis Recurrence: A Prospective Cohort Study - PubMed
Complement Factor H as a Novel Predictive Biomarker for Deep Vein Thrombosis Recurrence: A Prospective Cohort Study
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Simon J. Clark @prof-clark.bsky.social · 21/04/2026
Single-Cell Gene Expression and eQTL Analyses in the Human Retina, RPE, and Choroid in Macular Degeneration buff.ly/GwUDS23
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Single-Cell Gene Expression and eQTL Analyses in the Human Retina, RPE, and Choroid in Macular Degeneration - PubMed
Age-related macular degeneration (AMD) is a common, complex disease affecting older individuals that can lead to severe vision loss. It is characterized by early anatomical changes in the retina,…
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Simon J. Clark @prof-clark.bsky.social · 20/04/2026
Human retinal organoid model of disease-relevant photoreceptor cell death amenable to drug screening buff.ly/YVGEGls
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Human retinal organoid model of disease-relevant photoreceptor cell death amenable to drug screening - PubMed
Dry age-related macular degeneration (AMD) is characterized by the progressive loss of retinal pigment epithelium cells in the macula, leading to photoreceptor degeneration and loss of central…
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Simon J. Clark @prof-clark.bsky.social · 14/04/2026
While one may 'fail' to achieve a primary outcome, the generation of data is never a failure. We can all learn and improve from data reported in these trials. FDA urges clinical trials report results buff.ly/hdvFE4y #clinicaltrials #clinicaltrials.gov #FDA #BioTech
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FDA urges clinical trial sponsors to report the results of their studies
An FDA review of records in the U.S. clinical trials database shows that results have not been reported for 30% of clinical studies, the agency said on Monday. To remedy this shortfall, the U.S. | An…
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Simon J. Clark @prof-clark.bsky.social · 10/04/2026
Previously overlooked: a novel, potent factor B inhibitor scaffold enters phase 3 for PNH, emerging as a potential rival to Iptacopan and advancing complement-targeted therapeutics. #DrugDiscovery #Complement #PNH #Pharma buff.ly/P8kMHvI
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Discovery of (3 R,4 R)-15: An Advanced Factor B Inhibitor Entering Phase 3 for Complement-Mediated Diseases - PubMed
The alternative pathway (AP) of the complement system plays a critical role in the pathogenesis of various human diseases, including age-related macular degeneration (AMD), paroxysmal nocturnal…
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Simon J. Clark @prof-clark.bsky.social · 09/04/2026
New study reveals FHR-1 as both a driver of complement-mediated injury in IgAN and a novel therapeutic target, reshaping disease biology and treatment strategies. #IgAN #Nephrology #ComplementSystem #Immunology #MedTwitter buff.ly/giVErnc
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Dual Role of Factor H-Related Protein 1 in IgA Nephropathy Kidney Injury - PubMed
FHR-1 exacerbates kidney injury in IgAN by accelerating complement activation and inflammation. FHR-1<sub>SCR1-2</sub> effectively attenuated FHR-1-induced inflammation, demonstrating promising…
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Simon J. Clark @prof-clark.bsky.social · 08/04/2026
Metabolomics + genetics reveal a powerful new way to predict AMD risk at population scale—linking systemic biology to eye disease. #AMD #Metabolomics #Genomics #AI #PrecisionMedicine #MedTech #PublicHealth buff.ly/RIz7oqv
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Metabolic vulnerability index and MetaboHealth score as risk factors for age-related macular degeneration in a large-scale prospective cohort - PubMed
The online version contains supplementary material available at 10.1186/s12967-026-07863-2.
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Simon J. Clark @prof-clark.bsky.social · 07/04/2026
AI-driven retinal imaging reveals intraretinal fluid as a key early biomarker predicting vision gains in nAMD—advancing precision treatment. #AI #Ophthalmology #AMD #MedTech #DigitalHealth #PrecisionMedicine buff.ly/Eo5z20y
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Artificial Intelligence-based characterization of therapeutic response in fluid types and volumes influencing retinal function in neovascular age-related macular degeneration - PubMed
The online version contains supplementary material available at 10.1038/s41598-026-40138-w.
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Simon J. Clark @prof-clark.bsky.social · 02/04/2026
New study reveals complement regulators—not just activation—shape GA progression in AMD, enabling functional patient stratification and precision care. #AMD #Ophthalmology #Immunology #PrecisionMedicine #Biomarkers buff.ly/JQ7bdR5
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Complement regulatory proteins are associated with progression rate of geographic atrophy secondary to age-related macular degeneration - PubMed
The online version contains supplementary material available at 10.1186/s12979-026-00562-y.
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Simon J. Clark @prof-clark.bsky.social · 01/04/2026
New research links a distinct AMD subtype (SDDs) to cardiovascular genetics, highlighting the retina as a window into systemic disease. #Ophthalmology #Cardiology #Genomics #PrecisionMedicine #AMD buff.ly/xweaJz7
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Distinct Genetic Profiles Associated With Subretinal Drusenoid Deposits and Cardiovascular Risk in Age-Related Macular Degeneration - PubMed
Integrating OCT phenotyping and genomic profiling in AMD may uncover systemic disease associations with implications for precision medicine.
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Simon J. Clark @prof-clark.bsky.social · 25/03/2026
I tell you what - it had better be worth it…..
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