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Related Concept Videos

Kidney Transplant I: Introduction01:28

Kidney Transplant I: Introduction

A kidney transplant is a surgical approach that involves replacing a non-functioning kidney with a healthy one from a donor. This procedure is often a treatment option for end-stage renal disease (ESRD) patients. The method requires careful recipient selection, including evaluating various medical and psychosocial factors. These criteria vary between transplant centers but generally include assessments of the patient's overall health, adherence to medical recommendations, and lifestyle...
Hemodialysis I: Introduction01:25

Hemodialysis I: Introduction

Hemodialysis (HD) is a medical treatment that artificially removes waste products, excess fluids, and toxins from the blood when the kidneys are no longer able to perform these functions effectively. In this process, blood is filtered through a semipermeable membrane, allowing for the selective removal of waste while preserving necessary components like blood cells and proteins. Hemodialysis is typically performed in patients with end-stage renal disease (ESRD) or severe kidney...
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Kidney Transplant II: Surgical Procedure

Preoperative ManagementThe primary goals of preoperative management in kidney transplantation are to optimize the patient’s metabolic state and prepare them for surgery through diet adjustments, necessary dialysis, and tailored medical treatment. This phase also involves comprehensive infection screening and patient education about the surgical procedure and postoperative care to improve outcomes and adherence.Medical ManagementA comprehensive evaluation is required for both the living donor...

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Related Experiment Video

Updated: Jun 10, 2026

Microdissection of Primary Renal Tissue Segments and Incorporation with Novel Scaffold-free Construct Technology
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Published on: March 27, 2018

Achievements and challenges in bioartificial kidney development.

Farah Tasnim1, Rensheng Deng, Min Hu

  • 1Institute of Bioengineering and Nanotechnology, 31 Biopolis Way, The Nanos, Singapore 138669, Singapore. dzink@ibn.a-star.edu.sg.

Fibrogenesis & Tissue Repair
|August 12, 2010
PubMed
Summary
This summary is machine-generated.

Bioartificial kidneys (BAKs) use renal epithelial cells to restore kidney function. While showing promise in trials for acute renal failure, further research is needed for end-stage renal disease applications.

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Area of Science:

  • Biomedical Engineering
  • Regenerative Medicine
  • Nephrology

Background:

  • Bioartificial kidneys (BAKs) integrate hemofiltration with bioreactors containing renal epithelial cells.
  • These cells aim to replicate native kidney functions, including transport, metabolism, and endocrine/immunomodulatory roles.
  • Primary human renal proximal tubule cells are currently favored but present significant challenges, necessitating alternative cell sources.

Purpose of the Study:

  • To review the current status and challenges of bioartificial kidney (BAK) development.
  • To discuss research approaches for improving BAK therapies for acute and end-stage renal disease.
  • To explore the development of advanced BAK device designs (mobile, wearable, implantable).

Main Methods:

  • Review of clinical trial data from Phase I/II, II, and IIb for BAKs in acute renal failure.
  • Discussion of challenges associated with primary cell use and the need for alternative cell sources.
  • Exploration of design considerations for next-generation BAK devices.

Main Results:

  • BAKs demonstrated significant effects on cytokine levels and long-term survival in early clinical trials for acute renal failure.
  • A Phase IIb trial was discontinued, highlighting the need for further research and optimization of BAK therapy.
  • Development of BAKs for end-stage renal disease presents greater challenges than for acute conditions.

Conclusions:

  • Bioartificial kidney technology shows potential but requires substantial further research, particularly for end-stage renal disease.
  • Addressing cell source limitations and optimizing device design are critical for clinical translation.
  • Future research should focus on developing advanced, potentially wearable or implantable BAK devices.