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All Outputs (10)

Localized induction of gene expression in embryonic stem cell aggregates using holographic optical tweezers to create biochemical gradients (2019)
Journal Article

Three dimensional (3D) cell models that mimic the structure and function of native tissues are enabling more detailed study of physiological and pathological mechanisms in vitro. We have previously demonstrated the ability to build and manipulate 3D... Read More about Localized induction of gene expression in embryonic stem cell aggregates using holographic optical tweezers to create biochemical gradients.

Tuning the conformation of synthetic co-polypeptides of serine and glutamic acid through control over polymer composition (2016)
Journal Article

Ring opening polymerization (ROP) of N‐carboxy anhydride (NCA) amino acids presents a rapid way to synthesize high molecular weight polypeptides with different amino acid compositions. The compositional and functional versatility of polypeptides make... Read More about Tuning the conformation of synthetic co-polypeptides of serine and glutamic acid through control over polymer composition.

3D chemical characterization of frozen hydrated hydrogels using ToF-SIMS with argon cluster sputter depth profiling (2015)
Journal Article

Hydrogels have been used extensively in bioengineering as artificial cell culture supports. Investigation of the interrelationship between cellular response to the hydrogel and its chemistry ideally requires methods that allow characterization withou... Read More about 3D chemical characterization of frozen hydrated hydrogels using ToF-SIMS with argon cluster sputter depth profiling.

Investigation of Localized Delivery of Diclofenac Sodium from Poly(D,L-Lactic Acid-co-Glycolic Acid)/Poly(Ethylene Glycol) Scaffolds Using an In Vitro Osteoblast Inflammation Model (2014)
Journal Article

Nonunion fractures and large bone defects are significant targets for osteochondral tissue engineering strategies. A major hurdle in the use of these therapies is the foreign body response of the host. Herein, we report the development of a bone tiss... Read More about Investigation of Localized Delivery of Diclofenac Sodium from Poly(D,L-Lactic Acid-co-Glycolic Acid)/Poly(Ethylene Glycol) Scaffolds Using an In Vitro Osteoblast Inflammation Model.

Comparison of osteogenic differentiation of embryonic stem cells and primary osteoblasts revealed by responses to IL-1?, TNF-?, and IFN-? (2013)
Journal Article

There are well-established approaches for osteogenic differentiation of embryonic stem cells (ESCs), but few show direct comparison with primary osteoblasts or demonstrate differences in response to external factors. Here, we show comparative analysi... Read More about Comparison of osteogenic differentiation of embryonic stem cells and primary osteoblasts revealed by responses to IL-1?, TNF-?, and IFN-?.

Delivery of definable number of drug or growth factor loaded poly(DL-lactic acid-co-glycolic acid) microparticles within human embryonic stem cell derived aggregates (2013)
Journal Article

Embryoid bodies (EBs) generated from embryonic stem cells are used to study processes of differentiation within a three dimensional (3D) cell environment. In many instances however, EBs are dispersed to single cell suspensions with a subsequent monol... Read More about Delivery of definable number of drug or growth factor loaded poly(DL-lactic acid-co-glycolic acid) microparticles within human embryonic stem cell derived aggregates.