2014
DOI: 10.1038/nm.3462
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In vivo imaging using fluorescent antibodies to tumor necrosis factor predicts therapeutic response in Crohn's disease

Abstract: As antibodies to tumor necrosis factor (TNF) suppress immune responses in Crohn’s disease by binding to membrane-bound TNF (mTNF), we created a fluorescent antibody for molecular mTNF imaging in this disease. Topical antibody administration in 25 patients with Crohn’s disease led to detection of intestinal mTNF+ immune cells during confocal laser endomicroscopy. Patients with high numbers of mTNF+ cells showed significantly higher short-term response rates (92%) at week 12 upon subsequent anti-TNF therapy as c… Show more

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Cited by 337 publications
(224 citation statements)
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“…Stenting an obstructing tumor with a radiation-emitting device is entering routine practice [32]. In vivo immunohistochemistry with fluorescent-tagged antibodies promises to revolutionize the endoscopic detection of mucosal pathology [33]. The future of endoscopy, as bright as modern light sources, will continue to bring new therapies from which our patients will benefit.…”
Section: Resultsmentioning
confidence: 99%
“…Stenting an obstructing tumor with a radiation-emitting device is entering routine practice [32]. In vivo immunohistochemistry with fluorescent-tagged antibodies promises to revolutionize the endoscopic detection of mucosal pathology [33]. The future of endoscopy, as bright as modern light sources, will continue to bring new therapies from which our patients will benefit.…”
Section: Resultsmentioning
confidence: 99%
“…Patients with high numbers of mTNF cells showed significantly higher short-term response rates (92%) at week 12 upon subsequent antiTNF therapy as compared to patients with low amounts of mTNF cells (15%). These data indicate that molecular imaging with fluorescent antibodies has the potential to predict therapeutic responses to biological treatment and can be used for personalized medicine in CD and other autoimmune or inflammatory disorders [76] . Due to their mode of action TNFαblockers may cause expected and paradoxical side effects, like "de novo psoriasis", described by Joyau et al [77] .…”
Section: CDmentioning
confidence: 88%
“…A high inflammatory burden also contributes to low serum drug levels [29,30]. Drug clearance is influenced by high tissue TNFa concentrations, low serum albumin concentration, and infliximab loss into the stool [31][32][33][34]. In response to these findings, proactive drug monitoring became a subject of intense investigation; for example, accelerated infliximab dosing for acute, severe ulcerative colitis can reduce short-term colectomy rates [35].…”
Section: Development Of Infliximabmentioning
confidence: 99%