<p id="par0005">Polysebacic anhydride (PSA) based polymeric microparticles as a delivery vehicle for sustained release of nutrients in articular cartilage tissue engineering.p>
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<p id="par0010">PSA polymer biocompatible only at concentrations below 2 mg/mL.p>
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<p id="par0015">Mechanism of cytotoxicity is intracellular accumulation of PSA—lipotoxicity.p>
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<p id="par0020">Bovine serum albumin (BSA) supplementation protects chondrocytes from PSA induced toxicityp>