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NEW YORK DAWN™ > Blog > Health > New strategy to develop iPS cell-derived kidney progenitor cells could result in renal regenerative therapies
New strategy to develop iPS cell-derived kidney progenitor cells could result in renal regenerative therapies
Health

New strategy to develop iPS cell-derived kidney progenitor cells could result in renal regenerative therapies

Last updated: April 3, 2025 7:54 pm
Editorial Board Published April 3, 2025
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Expanded hiPSC-NPCs differentiate into kidney constructions with vascularization after renal subcapsular transplantation in vivo. Credit score: Science Translational Drugs (2025). DOI: 10.1126/scitranslmed.adt5553

Professor Kenji Osafune (Division of Cell Progress and Differentiation) and his crew of researchers have devised an efficient means to develop iPS cell-derived kidney progenitor cells, paving the way in which for renal regenerative therapies to change into a actuality. The findings are printed within the journal Science Translational Drugs.

Trendy medication continues to be hampered by the shortage of efficient remedies for acute kidney damage (AKI) and continual kidney illness (CKD). Regenerative medication, equivalent to cell substitute therapies, represents a brand new hope for sufferers. But, such therapeutic approaches require large-scale manufacturing of the mandatory cells, which had remained a problem till this discovery.

Utilizing a mouse mannequin of AKI, the analysis crew first demonstrated the therapeutic potential of human iPS cell-derived nephron progenitor cells (hiPSC-NPCs). When these cells had been transplanted into the kidneys of AKI mouse fashions induced by an anti-cancer drug, cisplatin, the animals’ survival was vastly improved by stopping the deterioration of kidney operate.

Nonetheless, contemplating the distinction in physique measurement between mice and people, an amazing variety of cells can be crucial if hiPSC-NPC transplantation is to change into a practical regenerative remedy for medical use in human sufferers. As such, the researchers returned to the drafting board and regarded new methods to broaden these cells in tradition.

The researchers observed that the expansion of those cell clumps relies upon closely on the beginning cell density, suggesting that the oxygen provide could also be a limiting issue. Critically, they discovered cells expanded on this method to own comparable therapeutic potential when transplanted into mouse fashions of AKI or CKD, indicating that they’ve discovered a strategy to enormously broaden the cells crucial for cell therapies whereas sustaining their skill to operate successfully as soon as transplanted.

Moreover, via detailed gene expression evaluation, the analysis crew recognized a novel marker that would show helpful for purifying hiPSC-NPCs. To display the utility of this newly recognized marker, they discovered that they may broaden hiPSC-NPCs purified utilizing this marker by 100 occasions merely over two passages.

As well as, additionally they found that hiPSC-NPCs produced VEGF-A—a secreted protein able to inducing blood vessel formation and upkeep—and demonstrated that cells missing the VEGFA gene had decreased therapeutic potential when transplanted into mouse fashions.

Via this examine, the researchers, led by Professor Kenji Osafune, have developed a much-needed methodology to broaden hiPSC-NPCs so they could be massively produced outdoors the physique sooner or later for regenerative medication functions. By figuring out a brand new marker for his or her purification and elucidating the principal mechanism underlying their therapeutic results, the analysis crew’s work allows the real-world utility of hiPSC-NPCs as a possible therapy for AKI and CKD.

Extra data:
Toshikazu Araoka et al, Human iPSC–derived nephron progenitor cells deal with acute kidney damage and continual kidney illness in mouse fashions, Science Translational Drugs (2025). DOI: 10.1126/scitranslmed.adt5553

Supplied by
Kyoto College

Quotation:
New strategy to develop iPS cell-derived kidney progenitor cells could result in renal regenerative therapies (2025, April 3)
retrieved 3 April 2025
from https://medicalxpress.com/information/2025-04-ips-cell-derived-kidney-progenitor.html

This doc is topic to copyright. Other than any honest dealing for the aim of personal examine or analysis, no
half could also be reproduced with out the written permission. The content material is offered for data functions solely.

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TAGGED:cellderivedcellsgrowiPSkidneyLeadprogenitorregenerativerenaltherapies
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