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Hemostasis is a crucial process that prevents excessive blood loss from damaged blood vessels. It involves various mechanisms such as vasoconstriction, platelet adhesion and activation, and fibrin formation. The importance of each mechanism depends on the type of vessel injury. In contrast, thrombosis is the abnormal formation of a blood clot within the blood vessels, leading to potential complications if the clot obstructs blood flow. Thrombosis can be caused by increased coagulability of the...
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Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
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Polyelectrolyte Complex for Heparin Binding Domain Osteogenic Growth Factor Delivery
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Heparin depolymerization by immobilized heparinase: A review.

Indu Bhushan1, Alhumaidi Alabbas2, Jyothi C Sistla3

  • 1Department of Biotechnology, Shri Mata Vaishno Devi University, Katra, J&K 182320, India; Department of Chemical and Life Science Engineering, Virginia Commonwealth University, Richmond, VA 23284-3068, USA; Institute for Structural Biology, Drug Discovery and Development Virginia Commonwealth University, Richmond, VA 23298-0540, USA.

International Journal of Biological Macromolecules
|March 17, 2017
PubMed
Summary
This summary is machine-generated.

Immobilizing heparinases enhances their stability and reduces costs, making them more effective for medical applications like blood deheparinization. This review covers current methods, supports, and uses for immobilized heparinases.

Keywords:
EnzymesHeparinHeparinase and glycosaminoglycansImmobilizationLow molecular weight heparins

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Area of Science:

  • Biochemistry
  • Biotechnology
  • Biomedical Engineering

Background:

  • Heparin, a glycosaminoglycan, is a natural anticoagulant crucial for preventing blood clots.
  • Low molecular weight heparins (LMWHs) offer therapeutic advantages over natural heparin due to fewer side effects.
  • Heparinases are enzymes that depolymerize heparin, but their clinical use is limited by poor stability and high cost.

Purpose of the Study:

  • To review the current status of heparinase immobilization techniques.
  • To discuss various supports and methods used for heparinase immobilization.
  • To highlight the enhanced stability and applications of immobilized heparinases.

Main Methods:

  • Enzymatic depolymerization of heparin using heparinases.
  • Immobilization of heparinases onto various supports.
  • Evaluation of stability and efficacy of immobilized heparinases.

Main Results:

  • Heparinase immobilization successfully enhances enzyme stability and reduces operational costs.
  • Various immobilization methods and supports have been developed and tested.
  • Immobilized heparinases are effective for deheparinization in extracorporeal devices.

Conclusions:

  • Heparinase immobilization is a viable strategy to overcome limitations of free enzymes.
  • Immobilized heparinases show significant potential for improved therapeutic applications in healthcare.
  • Further research into optimized immobilization techniques can broaden the use of heparinases.