The kinetics of nucleation and growth of sickle cell hemoglobin fibers

O Galkin, RL Nagel, PG Vekilov - Journal of molecular biology, 2007 - Elsevier
Polymerization of sickle cell hemoglobin (HbS) in deoxy state is one of the basic events in
the pathophysiology of sickle cell anemia. For insight into the polymerization process, we …

[PDF][PDF] A 50th order reaction predicted and observed for sickle hemoglobin nucleation

Z Cao, FA Ferrone - Journal of molecular biology, 1996 - academia.edu
The polymerization of sickle hemoglobin involves the assembly of 14 stranded fibers, which
are found in dense multibranched arrays (Briehl, 1995; White & Heagan, 1970) called …

Determination of the transition-state entropy for aggregation suggests how the growth of sickle cell hemoglobin polymers can be slowed

PG Vekilov, O Galkin, BM Pettitt, N Choudhury… - Journal of molecular …, 2008 - Elsevier
Sickle cell anemia is associated with the mutant hemoglobin HbS, which forms polymers in
red blood cells of patients. The growth rate of the polymers is several micrometers per …

Mechanisms of homogeneous nucleation of polymers of sickle cell anemia hemoglobin in deoxy state

O Galkin, PG Vekilov - Journal of molecular biology, 2004 - Elsevier
The primary pathogenic event of sickle cell anemia is the polymerization of the mutant
hemoglobin (Hb) S within the red blood cells, occurring when HbS is in deoxy state in the …

The growth of sickle hemoglobin polymers

A Aprelev, Z Liu, FA Ferrone - Biophysical journal, 2011 - cell.com
The measurement of polymer growth is an essential element in characterization of
assembly. We have developed a precise method of measuring the growth of sickle …

Two-step mechanism of homogeneous nucleation of sickle cell hemoglobin polymers

O Galkin, W Pan, L Filobelo, RE Hirsch, RL Nagel… - Biophysical journal, 2007 - cell.com
Sickle cell anemia is a debilitating genetic disease that affects hundreds of thousands of
babies born each year worldwide. Its primary pathogenic event is the polymerization of a …

Kinetics of sickle hemoglobin polymerization: II. A double nucleation mechanism

FA Ferrone, J Hofrichter, WA Eaton - Journal of molecular biology, 1985 - Elsevier
A double nucleation mechanism for the polymerization of sickle hemoglobin is described.
The mechanism accounts for all of the major kinetic observations: the appearance of a …

Free heme and the polymerization of sickle cell hemoglobin

VV Uzunova, W Pan, O Galkin, PG Vekilov - Biophysical journal, 2010 - cell.com
In search of novel control parameters for the polymerization of sickle cell hemoglobin (HbS),
the primary pathogenic event of sickle cell anemia, we explore the role of free heme, which …

Sickle‐cell haemoglobin polymerization: is it the primary pathogenic event of sickle‐cell anaemia?

PG Vekilov - British journal of haematology, 2007 - Wiley Online Library
Sickle cell anaemia is associated with a mutant haemoglobin, HbS, which forms polymers in
the red blood cells of patients. The primary role of the HbS polymerization for the …

Sickle cell hemoglobin polymerization

WA Eaton, J Hofrichter - Advances in protein chemistry, 1990 - Elsevier
Publisher Summary The chapter describes the understanding of the physics and physical
chemistry of sickle cell hemoglobin polymerization in solutions and in red cells. The …