Results 81 to 90 of about 434,338 (182)

Bioengineering 3D Pancreatic Cancer Models with Fibrotic Stroma for In Vitro Cancer Modeling

open access: yesMicromachines
Pancreatic ductal adenocarcinoma (PDAC) remains highly lethal due to late diagnosis, high malignancy, and profound resistance to therapy. Traditional two-dimensional (2D) cell cultures fail to recapitulate the complex tumor microenvironment (TME ...
Xingrun Lan, Keke Chen, Xiaoyun Wei
doaj   +1 more source

Are short implants in the mandible safe? [PDF]

open access: yesRGO: Revista Gaúcha de Odontologia, 2009
Objective: To analyze the importance of bioengineering and the improvement in surgical techniques demonstrated by the rates attained of the prevalence of successful placement of dental implants in the posterior region of the mandible, in D3 bone quality ...
Sergio Henrique Gonçalves Motta   +4 more
doaj  

Characterizing steady states of genome-scale metabolic networks in continuous cell cultures

open access: yes, 2017
We present a model for continuous cell culture coupling intra-cellular metabolism to extracellular variables describing the state of the bioreactor, taking into account the growth capacity of the cell and the impact of toxic byproduct accumulation.
Fernandez-de-Cossio-Diaz, Jorge   +2 more
core   +3 more sources

A perfusion culture system for assessing bone marrow stromal cell differentiation on PLGA scaffolds for bone repair [PDF]

open access: yes, 2018
Biomaterials development for bone repair is currently hindered by the lack of physiologically relevant in vitro testing systems. Here we describe the novel use of a bi-directional perfusion bioreactor to support the long term culture of human bone marrow
Alini, Mauro   +5 more
core   +2 more sources

Considerations and implications of current in vitro model systems to study optic nerve head cellular mechanobiology

open access: yesFrontiers in Cell and Developmental Biology
The optic nerve head (ONH) is a primary site of biomechanical strain within the eye. Here, tensile, compressive and shear forces can impact both physiologic function and pathologic dysfunction of the tissue.
Ana N. Strat   +4 more
doaj   +1 more source

Treatment of spinal cord injury with biomaterials and stem cell therapy in non-human primates and humans

open access: yesNeural Regeneration Research
Spinal cord injury results in the loss of sensory, motor, and autonomic functions, which almost always produces permanent physical disability. Thus, in the search for more effective treatments than those already applied for years, which are not entirely ...
Ana Milena Silva Olaya   +3 more
doaj   +1 more source

Outer Membrane Vesicles as a Versatile Platform for Vaccine Development: Engineering Strategies, Applications and Challenges

open access: yesJournal of Extracellular Vesicles
Outer membrane vesicles (OMVs) are nanosized vesicles naturally secreted by Gram‐negative bacteria and represent a promising platform for vaccine development.
Asja Garling   +4 more
doaj   +1 more source

Cavitation in Biological and Bioengineering Contexts [PDF]

open access: yes, 2003
There are an increasing number of biological and bioengineering contexts in which cavitation is either utilized to create some desired effect or occurs as a byproduct of some other process.
Brennen, Christopher E.
core  

Development of pathological skin models: from conventional techniques to 3D bioprinting

open access: yesFrontiers in Bioengineering and Biotechnology
Reconstructed human skin models were first developed in the 1970s. Since then, they have played a pivotal role in dermatological research, significantly advanced our understanding of skin biology, and brought huge insights into dermatological pathologies.
Maïté Rielland   +5 more
doaj   +1 more source

Production of Living Nanoparticles for Blood Cancer Therapy [PDF]

open access: yes, 2018
Current cancer therapies leave much to be desired because they are very harmful to the patient and cause a significant decrease in quality of life. Chimeric Antigen Receptors (CAR) are a promising novel approach for treating specific types of leukemia ...
Mitchell, Peter   +2 more
core   +1 more source

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