Publications by authors named "R Friend"

Background: Erythropoietin-producing hepatocellular carcinoma A4 (EphA4) is implicated in the pathophysiology of amyotrophic lateral sclerosis. EphA4 fusion protein (EphA4-Fc) inhibits EphA4 function in vivo but is too short-lived for prolonged therapy. NUN-004 (mEphA4-Fc) is a modified EphA4-Fc engineered for an extended half-life.

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In newly diagnosed multiple myeloma (NDMM), measurable residual disease (MRD) status is prognostically important, but its role in treatment-decisions remains unclear. In a phase II trial (NCT04113018), we assessed daratumumab, carfilzomib, lenalidomide and dexamethasone (Dara-KRd) induction followed by a next generation sequencing (NGS) based MRD-adapted strategy. The primary endpoint was rate of complete response and stringent complete response (≥CR) after induction.

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Singlet fission (SF), which involves the conversion of a singlet excited state into two triplet excitons, holds great potential to boost the efficiency of photovoltaics. However, losses due to triplet-triplet annihilation hamper the efficient harvesting of SF-generated triplet excitons, which limits an effective implementation in solar energy conversion schemes. A fundamental understanding of the underlying structure-property relationships is thus crucial to define design principles for cutting-edge SF materials, yet it remains elusive.

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Pharmacol Rev

September 2024

Type 2 diabetes mellitus (T2DM) is a complex disease that can lead to a variety of life-threatening secondary health conditions. Current treatment strategies primarily revolve around tight glucose control that is difficult to achieve and often turns out to be dangerous due to possible hypoglycemic events. Numerous long-term studies have demonstrated that complex pathways, including low-grade inflammation due to fluctuating glucose levels, are involved in the progression of the disease and the development of secondary health conditions.

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The development of luminescent organic radicals has resulted in materials with excellent optical properties for near-infrared emission. Applications of light generation in this range span from bioimaging to surveillance. Although the unpaired electron arrangements of radicals enable efficient radiative transitions within the doublet-spin manifold in organic light-emitting diodes, their performance is limited by non-radiative pathways introduced in electroluminescence.

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