EP4742893A1 - Efficient cryopreservation medium for preserving tissue ultrastructures and eliminating tissue cells - Google Patents

Efficient cryopreservation medium for preserving tissue ultrastructures and eliminating tissue cells

Info

Publication number
EP4742893A1
EP4742893A1 EP24749406.5A EP24749406A EP4742893A1 EP 4742893 A1 EP4742893 A1 EP 4742893A1 EP 24749406 A EP24749406 A EP 24749406A EP 4742893 A1 EP4742893 A1 EP 4742893A1
Authority
EP
European Patent Office
Prior art keywords
tissue
ultrastructures
eliminating
cryopreservation medium
preserving
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP24749406.5A
Other languages
German (de)
French (fr)
Inventor
Xu Han
Huang Andrew Jing-Wei
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Washington University in St Louis WUSTL
Original Assignee
Washington University in St Louis WUSTL
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Washington University in St Louis WUSTL filed Critical Washington University in St Louis WUSTL
Publication of EP4742893A1 publication Critical patent/EP4742893A1/en
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N1/00—Preservation of bodies of humans or animals, or parts thereof
    • A01N1/10—Preservation of living parts
    • A01N1/12—Chemical aspects of preservation
    • A01N1/122—Preservation or perfusion media
    • A01N1/125—Freeze protecting agents, e.g. cryoprotectants or osmolarity regulators
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N1/00—Preservation of bodies of humans or animals, or parts thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N1/00—Preservation of bodies of humans or animals, or parts thereof
    • A01N1/10—Preservation of living parts
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N1/00—Preservation of bodies of humans or animals, or parts thereof
    • A01N1/10—Preservation of living parts
    • A01N1/12—Chemical aspects of preservation
    • A01N1/128—Chemically defined matrices for immobilising, holding or storing living parts, e.g. alginate gels; Chemically altering living parts, e.g. by cross-linking

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
EP24749406.5A 2023-07-14 2024-07-15 Efficient cryopreservation medium for preserving tissue ultrastructures and eliminating tissue cells Pending EP4742893A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202363513624P 2023-07-14 2023-07-14
PCT/US2024/037990 WO2025019400A1 (en) 2023-07-14 2024-07-15 Efficient cryopreservation medium that preserves tissue ultra-structures and eliminates tissue cells

Publications (1)

Publication Number Publication Date
EP4742893A1 true EP4742893A1 (en) 2026-05-20

Family

ID=92172269

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24749406.5A Pending EP4742893A1 (en) 2023-07-14 2024-07-15 Efficient cryopreservation medium for preserving tissue ultrastructures and eliminating tissue cells

Country Status (2)

Country Link
EP (1) EP4742893A1 (en)
WO (1) WO2025019400A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190313632A1 (en) * 2016-05-13 2019-10-17 Xu Han Cryopreservation medium and method to prevent recrystallization
TWI664412B (en) * 2016-10-04 2019-07-01 全崴生技股份有限公司 Compositions and methods for maintaining cell viability
US12408661B2 (en) * 2018-08-30 2025-09-09 The Curators Of The University Of Missouri Efficient cryopreservation device preventing the direct contact between samples and extracellular ice
US20240180148A1 (en) * 2021-04-05 2024-06-06 Cryocrate Llc Efficient biocompatible cryopreservation medium that eliminates the need for cell permeating cryoprotectants

Also Published As

Publication number Publication date
WO2025019400A1 (en) 2025-01-23

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