Evidence map›Paper›PMID 40778776›Full record

ArticlemSphere2025

Fibroblasts enhance the growth and survival of adult feline small intestinal organoids.

Nicole D Hryckowian, Katelyn Studener, Waneska S Frizzarini, David Arranz-Solís, Roberto Sánchez-Sánchez, Laura J Knoll

Abstract read
In one paragraph

Article in mSphere, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

3 citing papers in PubMed.

  1. Review
  2. Article
  3. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Nicole D HryckowianDepartment of Medical Microbiology & Immunology, University of Wisconsin-Madison, Madison, Wisconsin, USA.
Katelyn StudenerDepartment of Medical Microbiology & Immunology, University of Wisconsin-Madison, Madison, Wisconsin, USA.
Waneska S FrizzariniDepartment of Medical Microbiology & Immunology, University of Wisconsin-Madison, Madison, Wisconsin, USA.
David Arranz-SolísSALUVET, Animal Health Department, Faculty of Veterinary Sciences, Complutense University of Madrid, Madrid, Spain.
Roberto Sánchez-SánchezSALUVET, Animal Health Department, Faculty of Veterinary Sciences, Complutense University of Madrid, Madrid, Spain.
Laura J KnollDepartment of Medical Microbiology & Immunology, University of Wisconsin-Madison, Madison, Wisconsin, USA.ORCID 0000-0002-9362-8088

Funding

Sexual Development of Toxoplasma in Feline Intestinal OrganoidsR01AI144016 · NIAID · UNIVERSITY OF WISCONSIN-MADISON · PI KNOLL, LAURA J · 2019 to 2023
$1.9M
Mechanistic analysis of Toxoplasma gondii sexual development in tissue culture and mouse modelsF32AI172084 · NIAID · UNIVERSITY OF WISCONSIN-MADISON · PI DAVIS, NICOLE MARIE · 2022 to 2024
$214k
NIAID NIH HHS F32 AI172084NIAID NIH HHS R01 AI144016NIH HHS F32 AI172084NIH HHS R01AI144016-01
6 · The paper itself

Abstract

Intestinal organoids are important cell culture models that complement live animal studies of many intestinal pathogens. Adult feline small intestinal organoids are needed for infectious disease research but are difficult to work with due to slow growth and premature senescence. We introduce a method of co-culturing adult feline small intestinal organoids with growth-inhibited human foreskin fibroblast feeder cells to enhance organoid proliferation and survival. With feeder cells, feline jejunal and ileal organoids survived at least 9 months in culture until cryopreservation. Fibroblast supplementation increased the maximum size of cat and mouse intestinal organoids as well. The increased longevity and size of these organoids are a significant improvement on current methods. These organoids also supported pre-sexual development of the medically important parasite

Indexed as

FibroblastsIntestine, SmallOrganoidsAnimalsCatsCell SurvivalCoculture TechniquesFeeder CellsHumansMiceToxoplasmaenteroidfelinefibroblastorganoidsmall intestineToxoplasma gondii

Identifiers

PMID40778776
PMCPMC12482142

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.