Evidence map›Paper›PMID 41615248›Full record

ArticleSmall (Weinheim an der Bergstrasse, Germany)2026

Thermo-Chemically Modified Silk Scaffolds Reveal Niche-Driven Regulation of Hematopoiesis and Fibrosis.

Christian A Di Buduo, Carolina P Miguel, Giulia Della Rosa, Vittorio Abbonante, Santo Diprima, Delfina Tosi, Marta Filibian, Daniele Cattaneo, Jugal Kishore Sahoo, Nicola Tirelli and 4 more

Abstract read
In one paragraph

Article in Small (Weinheim an der Bergstrasse, Germany), 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing 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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

14 authors.

Christian A Di BuduoDepartment of Molecular Medicine, University of Pavia, Pavia, Italy.ORCID https://orcid.org/0000-0002-6472-2008
Carolina P MiguelDepartment of Molecular Medicine, University of Pavia, Pavia, Italy.
Giulia Della RosaDepartment of Molecular Medicine, University of Pavia, Pavia, Italy.
Vittorio AbbonanteDepartment of Molecular Medicine, University of Pavia, Pavia, Italy.
Santo DiprimaCenter for Omics Sciences, IRCCS San Raffaele Scientific Institute, Milan, Italy.
Delfina TosiDepartment of Health Sciences, University of Milan, Unit of Pathology, ASST Santi Paolo e Carlo, Milan, Italy.
Marta FilibianCentro Grandi Strumenti, University of Pavia, Pavia, Italy.
Daniele CattaneoHematology Division, Foundation IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.
Jugal Kishore SahooDepartment of Biomedical Engineering, Tufts University, Medford, Massachusetts, USA.
Nicola TirelliPolymers and Biomaterials Lab, Istituto Italiano Di Tecnologia, Genova, Italy.
Alessandra IurloHematology Division, Foundation IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.
Umberto GianelliDepartment of Health Sciences, University of Milan, Unit of Pathology, ASST Santi Paolo e Carlo, Milan, Italy.
David L KaplanDepartment of Biomedical Engineering, Tufts University, Medford, Massachusetts, USA.
Alessandra BalduiniDepartment of Molecular Medicine, University of Pavia, Pavia, Italy.ORCID https://orcid.org/0000-0003-3145-1245

Funding

Associazione Italiana per la Ricerca sul Cancro (AIRC) 18700EHA Advanced Research Grant 202012-00212EIC Transition Project SilkPlatelet 101058349Ministry of University and Research 2022-2022P9RM9M
6 · The paper itself

Abstract

Recreating the human bone marrow microenvironment in vitro remains a critical challenge in advancing our understanding of hematopoiesis and its disruption in disease. Here, we present a fully tunable bone marrow model based on silk fibroin scaffolds engineered through thermo-chemical processing to replicate the mechanical and structural features of native marrow. This 3D platform integrates mesenchymal stromal cells (MSCs) and supports the functional differentiation of hematopoietic stem and progenitor cells (HSPCs) into mature megakaryocytes and platelets. RNA sequencing of MSCs cultured on physiologically tuned scaffolds revealed transcriptional programs closely aligned with native stroma, validating the fidelity of the engineered niche. The model captures essential marrow dynamics, including matrix remodeling and perfusion flow, enabling direct assessment of thrombopoietic function. To simulate fibrotic remodeling, scaffolds were functionalized with TGF-β1, inducing MSC transition into myofibroblast-like cells and recreating pathological features of myeloproliferative neoplasms. In this context, patient-derived HSPCs exhibited impaired megakaryocyte maturation and aberrant calcium signaling, partially restored by interfering with calcium flux. To quantify microenvironment-driven dysfunction, we calculated changes in megakaryocyte size distribution using a Divergence Index. Combined with the engineered niche, this functional metric offers a powerful and quantifiable platform to dissect dysregulated hematopoiesis and evaluate therapeutic strategies in patient-derived systems.

Indexed as

HematopoiesisSilkTissue ScaffoldsAnimalsCell DifferentiationFibrosisHematopoietic Stem CellsHumansMegakaryocytesMesenchymal Stem CellsStem Cell NicheSilkbone marrowfibrosismegakaryocytesmesenchymal stem cellsplateletssilk fibrointransforming growth factor beta1

Identifiers

PMID41615248
PMCPMC13014222

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Registered trials

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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.