Publications by authors named "Janne W Bolt"

Objective: 'Treat-to-target principles' are advised for axial spondyloarthritis (axSpA), although a clear target is not yet defined and targets do not always reflect inflammation. Treat-to-target use and motives for treatment choices in clinics are unknown. Therefore, we studied the presence of residual disease activity according physician's opinion, patient's opinion and composite indices and compared them to the subsequent treatment decisions.

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Cellular metabolism is important for determining cell function and shaping immune responses. Studies have shown a crucial role for stromal cells in steering proper immune responses in the lymph node microenvironment. These lymph node stromal cells (LNSCs) tightly regulate immune tolerance.

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  • Interleukin (IL)-17 and tumor necrosis factor-alpha (TNF)-α are important in the development of psoriatic arthritis (PsA), but it’s unclear how inhibiting one affects the other during treatment.
  • In a study, PsA patients received either adalimumab (a TNF blocker) or a placebo for four weeks, and their skin and joint tissues were biopsied to evaluate IL-17 levels.
  • The results showed that TNF blockade with adalimumab did not reduce the levels of IL-17 or its receptors in the skin and joint tissues, even though there were improvements in joint inflammation.
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Background: Analyses of lymphoid organs are required to further elucidate the pathogenesis of inflammatory diseases like rheumatoid arthritis (RA). Yet, invasive tissue collection methods are scarcely applied, because they are often considered burdensome, although patients do not always consider invasive methods as a high burden. We aimed to investigate the perspectives of study participants undergoing ultrasound-guided inguinal lymph node (LN) needle biopsy sampling and determine the molecular and cellular quantity and quality of LN biopsies.

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Patients with psoriatic arthritis (PsA) are suffering from a decreased quality of life despite currently available treatments. In the latest years, novel therapies targeting the IL-17/IL-23 and TNF pathways improved clinical outcome. Despite this, remission of disease is not achieved in a considerable group of patients, continuous treatment is very often required to reach clinical remission, and prevention of PsA in patients with psoriasis (PsO) is currently impossible.

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Background: Individuals at risk of developing rheumatoid arthritis (RA) may benefit from lifestyle or pharmacological interventions aimed at primary prevention. The same may apply to individuals at risk of axial spondyloarthritis (axSpA). Our aim was to investigate and compare the willingness of individuals at risk of RA or axSpA and rheumatologists to initiate preventive intervention.

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  • Some doctors use a special scan called F-FDOPA PET to find certain tumors called neuroendocrine tumors (NETs).
  • This study looked at many patients who had this scan to see if it sometimes showed false positives (meaning it looked like there was a tumor when there wasn't).
  • They found that some patients had tumors that weren't NETs, like other types of cancer, even though the scan showed there might be one.
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