In vitro 3D cultures to model the tumor microenvironment

F Fontana, M Marzagalli, M Sommariva, N Gagliano… - Cancers, 2021 - mdpi.com
Simple Summary Tumor stroma is known to significantly influence cancer initiation and
progression. In the last decade, 3D cell cultures have shown potential in modeling the tumor …

May the force be with you (or not): The immune system under microgravity

M ElGindi, J Sapudom, IH Ibrahim, M Al-Sayegh… - Cells, 2021 - mdpi.com
All terrestrial organisms have evolved and adapted to thrive under Earth's gravitational force.
Due to the increase of crewed space flights in recent years, it is vital to understand how the …

3D in vitro M2 macrophage model to mimic modulation of tissue repair

J Sapudom, S Karaman, WKE Mohamed… - npj Regenerative …, 2021 - nature.com
Distinct anti-inflammatory macrophage (M2) subtypes, namely M2a and M2c, are reported to
modulate the tissue repair process tightly and chronologically by modulating fibroblast …

Microextrusion printing cell-laden networks of type I collagen with patterned fiber alignment and geometry

BA Nerger, PT Brun, CM Nelson - Soft matter, 2019 - pubs.rsc.org
Type I collagen self-assembles into three-dimensional (3D) fibrous networks. These
dynamic viscoelastic materials can be remodeled in response to mechanical and chemical …

Embedded bioprinting of breast tumor cells and organoids using low‐concentration collagen‐based bioinks

W Shi, S Mirza, M Kuss, B Liu, A Hartin… - Advanced …, 2023 - Wiley Online Library
Bioinks for 3D bioprinting of tumor models should not only meet printability requirements but
also accurately maintain and support phenotypes of tumor surrounding cells to recapitulate …

Fibril bending stiffness of 3D collagen matrices instructs spreading and clustering of invasive and non-invasive breast cancer cells

J Sapudom, L Kalbitzer, X Wu, S Martin, K Kroy… - Biomaterials, 2019 - Elsevier
Extracellular matrix stiffening of breast tissues has been clinically correlated with malignant
transformation and poor prognosis. An increase of collagen fibril diameter and lysyl-oxidase …

Microengineering 3D Collagen Matrices with Tumor‐Mimetic Gradients in Fiber Alignment

IM Joshi, M Mansouri, A Ahmed… - Advanced Functional …, 2024 - Wiley Online Library
Collagen fibers in the 3D tumor microenvironment (TME) exhibit complex alignment
landscapes that are critical in directing cell migration through a process called contact …

Biomimetic tumor microenvironments based on collagen matrices

J Sapudom, T Pompe - Biomaterials science, 2018 - pubs.rsc.org
The extracellular matrix (ECM) establishes the basis for the cell's microenvironment
providing structural and mechanical support to cells and tissues, and regulating multiple cell …

Collagen fibril density modulates macrophage activation and cellular functions during tissue repair

J Sapudom, WKE Mohamed, A Garcia-Sabaté… - Bioengineering, 2020 - mdpi.com
Monocytes circulate in the bloodstream, extravasate into the tissue and differentiate into
specific macrophage phenotypes to fulfill the immunological needs of tissues. During the …

Molecular weight specific impact of soluble and immobilized hyaluronan on CD44 expressing melanoma cells in 3D collagen matrices

J Sapudom, F Ullm, S Martin, L Kalbitzer, J Naab… - Acta biomaterialia, 2017 - Elsevier
Hyaluronan (HA) and its principal receptor CD44 are known to be involved in regulating
tumor cell dissemination and metastasis. The direct correlation of CD44-HA interaction on …