New developments in anti‐sickling agents: can drugs directly prevent the polymerization of sickle haemoglobin in vivo?

E Oder, MK Safo, O Abdulmalik… - British journal of …, 2016 - Wiley Online Library
The hallmark of sickle cell disease is the polymerization of sickle haemoglobin due to a point
mutation in the β‐globin gene (HBB). Under low oxygen saturation, sickle haemoglobin …

GBT440 reverses sickling of sickled red blood cells under hypoxic conditions in vitro

K Dufu, D Oksenberg - Hematology reports, 2018 - mdpi.com
Sickle cell disease is characterized by hemolytic anemia, vasoocclusion and early mortality.
Polymerization of hemoglobin S followed by red blood cell sickling and subsequent vascular …

[HTML][HTML] GBT440, a potent anti-sickling hemoglobin modifier reduces hemolysis, improves anemia and nearly eliminates sickle cells in peripheral blood of patients with …

J Lehrer-Graiwer, J Howard, CJ Hemmaway… - Blood, 2015 - Elsevier
Background: Sickle cell disease (SCD) is caused by polymerization of Hemoglobin S,
resulting in red blood cell (RBC) sickling, RBC destruction, vaso-occlusive episodes and …

GBT 440 increases haemoglobin oxygen affinity, reduces sickling and prolongs RBC half‐life in a murine model of sickle cell disease

D Oksenberg, K Dufu, MP Patel… - British journal of …, 2016 - Wiley Online Library
A major driver of the pathophysiology of sickle cell disease (SCD) is polymerization of
deoxygenated haemoglobin S (HbS), which leads to sickling and destruction of red blood …

Novel therapies for prevention of erythrocyte dehydration in sickle cell anemia.

C Brugnara, L De Franceschi, P Bennekou… - Drug news & …, 2001 - europepmc.org
Sickle cell anemia is a genetic disorder characterized by mutant hemoglobin (Hb)
polymerization and resultant cell deformation (sickling) under conditions of reduced oxygen …

5‐hydroxymethyl‐2‐furfural modifies intracellular sickle haemoglobin and inhibits sickling of red blood cells†,‡

O Abdulmalik, MK Safo, Q Chen, J Yang… - British journal of …, 2005 - Wiley Online Library
In an attempt to find new types of anti‐sickling agents that specifically bind to intracellular
sickle haemoglobin (HbS) without inhibition by plasma and tissue proteins or other …

2015 Clinical trials update in sickle cell anemia

N Archer, F Galacteros… - American journal of …, 2015 - Wiley Online Library
Polymerization of HbS and cell sickling are the prime pathophysiological events in sickle cell
disease (SCD). Over the last 30 years, a substantial understanding at the molecular level …

Pyridyl derivatives of benzaldehyde as potential antisickling agents

IN Nnamani, GS Joshi, R Danso‐Danquah… - Chemistry & …, 2008 - Wiley Online Library
Compounds that bind to sickle hemoglobin (Hb S) producing an allosteric shift to the high‐
affinity Hb S that does not polymerize are being developed to treat sickle cell anemia (SCA) …

Overview of pathophysiology and rationale for treatment of sickle cell anemia.

GP Rodgers - Seminars in hematology, 1997 - europepmc.org
Sickle cell anemia occurs in individuals who are homozygous for a single nucleotide
substitution in codon 6 of the beta-globin gene. This single mutation leads to the formation of …

Design, synthesis, and biological evaluation of ester and ether derivatives of antisickling agent 5-HMF for the treatment of sickle cell disease

GG Xu, PP Pagare, MS Ghatge, RP Safo… - Molecular …, 2017 - ACS Publications
Candidate drugs to counter intracellular polymerization of deoxygenated sickle hemoglobin
(Hb S) continue to represent a promising approach to mitigating the primary cause of the …