rivipansel (GMI-1070) / GlycoMimetics 
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  • ||||||||||  rivipansel (GMI-1070) / GlycoMimetics
    Journal:  Analogues of the pan-selectin antagonist rivipansel (GMI-1070). (Pubmed Central) -  May 26, 2024   
    The aim of this contribution was to improve the pan-selectin affinity of rivipansel (3) by leveraging a new class of sLex mimetics in combination with an optimized linker length to the sulfate bearing group. As a result, the pan-selectin antagonist 11b exhibits an approximatively 5-fold improved affinity for E-, as well as P-selectin.
  • ||||||||||  GMI-1687 / GlycoMimetics, uproleselan sodium (APL-106) / GlycoMimetics, rivipansel (GMI-1070) / GlycoMimetics
    Glycomimetic drugs targeting E-selectin for inflammatory disease and as a major cause of progression and chemoresistance in cancer (Hybrid; Room 343 (Ernest N. Morial Convention Center)) -  Mar 12, 2024 - Abstract #ACSSp2024ACS_Sp_2443;    
    Rivipansel inhibits selectins by mimicking sialyl Lex and the tri-sulfated domain of PSGL-1...GMI-1687 binds E-selectin with a K D of 2.3 nM, is bioavailable through a subcutaneous route, and has recently entered Phase 1 clinical studies...As of August 2023, the reported median survival in this placebo-control blinded study with Uproleselan is over 30 months. Here, data are presented to demonstrate that E-selectin plays a major role in chemoresistance among many cancers and is susceptible to treatment with a potent glycomimetic drug.
  • ||||||||||  Biologic Assessment of RBC Biology and Neutrophil Activation: Correlation with Sickle Cell Disease Activity (SDCC - Halls G-H) -  Nov 3, 2023 - Abstract #ASH2023ASH_1521;    
    On the other hand, higher HbF levels were associated with lower admission rates for VOE and a trend toward lower levels of neutrophil activation. This suggests that higher HbF, beyond its ability to reduce sickling, also alters other biological characteristics of SS RBCs and is accompanied by reduction in the inflammatory nature of SCD, thereby contributing to a decrease in VOE frequency.
  • ||||||||||  rivipansel (GMI-1070) / GlycoMimetics
    Journal:  Revisiting the structural basis for biological activity of GMI-1070, a sialyl Lewis mimetic. (Pubmed Central) -  May 14, 2023   
    Our results for sialyl Lewis are in agreement with and expand upon prior work. As for the mimetic, our results indicate that, in spite of its conformational restriction, GMI-1070's behavior in solution deviates from what had been proposed, highlighting thus some features that could be optimized, as the development of sialyl Lewis mimetics continues, and new candidates emerge.
  • ||||||||||  uproleselan sodium (GMI-1271) / Glycomimetics, rivipansel (GMI-1070) / Glycomimetics, GMI-1359 / Glycomimetics
    [VIRTUAL] Glycomimetic drugs: From rational design to clinical trials () -  Mar 28, 2021 - Abstract #ACSSp2021ACS-Sp_1626;    
    P3
    GMI-1070 (rivipansel) was designed to inhibit E, P, and L-selectins by incorporating a mimic of sialyl Lex together with that of the tri-sulfated domain of PSGL-1...In animal models of VOC, GMI-1687 blocked occlusion and normalized blood flow at 0.04 mg/kg BID...Based on positive phase 2 data, the FDA granted uproleselan “Breakthrough Therapy Designation”...Animal models of bone metastasis treated with GMI-1359 and chemotherapy show reduction of tumor volume and significant improvement in survival. GMI-1359 is now being studied in breast cancer patients at Duke University.
  • ||||||||||  rivipansel (GMI-1070) / Glycomimetics
    Review, Journal:  Lectin antagonists in infection, immunity, and inflammation. (Pubmed Central) -  Jul 8, 2020   
    This evolution has culminated in the transition of the small molecule GMI-1070 into clinical phase III. In this opinion article, an overview of the most important developments of lectin antagonists in the last two decades with a focus on the last five years is given.
  • ||||||||||  rivipansel (GMI-1070) / Glycomimetics
    Journal:  Selectin catch-bonds mechanotransduce integrin activation and neutrophil arrest on inflamed endothelium under shear flow. (Pubmed Central) -  Nov 30, 2017   
    Neutrophil rolling over E-selectin at precise shear stress transmits tension and catch-bond formation with L-selectin via sLe(x) resulting in focal clusters that deliver a distinct signal to upshift β2-integrins to a high-affinity state. Rivipansel effectively blocked formation of selectin catch-bonds revealing a novel mechanotransduction circuit that rapidly converts extended β2-integrins to high-affinity shear resistant bond clusters with ICAM-1 on inflamed endothelium.
  • ||||||||||  rivipansel (GMI-1070) / GlycoMimetics
    Trial primary completion date:  A Study to Evaluate the Effect of IV Doses of Rivipansel on Subjects With Renal Impairment and in Healthy Subjects (clinicaltrials.gov) -  Sep 1, 2017   
    P1,  N=28, Recruiting, 
    Rivipansel effectively blocked formation of selectin catch-bonds revealing a novel mechanotransduction circuit that rapidly converts extended β2-integrins to high-affinity shear resistant bond clusters with ICAM-1 on inflamed endothelium. Trial primary completion date: Aug 2017 --> Nov 2017