Results 21 to 30 of about 148,360 (199)

Change in thermal transitions and water uptakes of poly(l-lactic acid) blends upon hydrolytic degradation

open access: yesData in Brief, 2017
This article reports experimental data related to the research article entitled “Poly(malic acid-co-l-lactide) as a Superb Degradation Accelerator for Poly(l-lactic acid) at Physiological Conditions” (H.T. Oyama, D. Tanishima, S.
Hideko T. Oyama   +2 more
doaj   +1 more source

Novel trends in poly (lactic) acid hybrid bionanocomposites

open access: yesCleaner Materials, 2021
The advent of nanotechnology has engineered great interest in synthetic biopolymer-based nanocomposites for use in tissue engineering scaffolds, automotives, pharmaceuticals, and so on, due to enhanced mechanical behavior, flexible biodegradation ...
Christopher Igwe Idumah   +2 more
doaj   +1 more source

Improving mechanical properties for extrusion-based additive manufacturing of poly(lactic acid) by annealing and blending with poly(3-hydroxybutyrate) [PDF]

open access: yes, 2019
Based on differential scanning calorimetry (DSC), X-ray diffraction (XRD) analysis, polarizing microscope (POM), and scanning electron microscopy (SEM) analysis, strategies to close the gap on applying conventional processing optimizations for the field ...
Cardon, Ludwig   +6 more
core   +1 more source

The effect of phagocytosis of poly(L-lactic acid) fragments on cellular morphology and viability [PDF]

open access: yes, 1993
The aim of this study was to investigate the effect of phagocytosed poly(L-lactic acid) particles on the morpholgy and viability of phagocytes, mainly macrophages. Therefore, predegraded poly(L-lactic acid) (P-PLLA) and nontreated PLLA (N-PLLA) particles,
Anderson   +25 more
core   +3 more sources

Oxidative degradation of polylactide (PLA) and its effects on physical and mechanical properties [PDF]

open access: yes, 2014
The thermo-oxidative degradation of polylactide (PLA) films was studied between 70 and 150 C. It was shown that the oxidative degradation of PLA leads to a random chain cission responsible for a reduction of the molar mass.
FAYOLLE, Bruno   +5 more
core   +6 more sources

Development of 5-FU Loaded poly lactic-co-glycolic acid Nanoparticles for Treatment of Lung Cancer

open access: yesIraqi Journal of Pharmaceutical Sciences, 2022
Non-Small Cell Lung Cancer (NSCLC) accounts for about 84% of all lung cancer types diagnosed so far. Every year, regardless of gender, the NSCLC targets many communities worldwide. 5-Fluorouracil (5-FU) is a uracil-analog anticancer compound.
Sankha Bhattacharya
doaj   +1 more source

Interactions, structure and properties in poly(lactic acid)/thermoplastic polymer blends [PDF]

open access: yes, 2014
Blends were prepared from poly(lactic acid) (PLA) and three thermoplastics, polystyrene (PS), polycarbonate (PC) and poly(methyl methacrylate) (PMMA). Rheological and mechanical properties, structure and component interactions were determined by various ...
Imre, Balázs   +2 more
core   +2 more sources

Poly‐D,L‐lactic acid polymer and cochlear implantation

open access: yesClinical Case Reports, 2022
This case report describes a peculiar and innovative fixing procedure with a Poly‐D,L‐lactic acid (PDLLA) polymer in the unusual case of magnet dislodgment and rupture of the cochlear implant (CI) silicone sheath holding the magnet.
Federica Di Berardino   +7 more
doaj   +1 more source

Maintenance of chondrocyte phenotype during expansion on PLLA microtopographies

open access: yesJournal of Tissue Engineering, 2018
Articular chondrocytes are difficult to grow, as they lose their characteristic phenotype following expansion on standard tissue culture plates. Here, we show that culturing them on surfaces of poly(L-lactic acid) of well-defined microtopography allows ...
Elisa Costa   +3 more
doaj   +1 more source

Synthesis and Characterizations of Poly (Lactic Acid) by Ring-Opening Polymerization for Biomedical Applications

open access: yesChemical Engineering Transactions, 2014
The development of biomaterials for application in medicine is one of the great challenges of research in material science. The poly (a-hydroxy acids) are the principal biodegradable and bioresorbable polymers used in tissue engineering.
M. Savioli Lopes   +2 more
doaj   +1 more source

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