PURIFICATION OF THE LIPIDIC FRACTION OF A MICROALGAL EXTRACT BY MULTI-STAGE PROCESS WITH AQUEOUS TWO-PHASE SYSTEMS

Purification of the Lipidic Fraction of a Microalgal Extract by Multi-stage Process with Aqueous Two-phase Systems

In the last decades, microalgal biomasses as a source of bioactive compounds represented an object of interest 7gm pravana for researchers.To this end, studies were carried out on the extraction processes for the recovery of high value-added molecules.The excessive use of hazardous organic solvents and the growing environmental concern, led to the

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Valved versus nonvalved cannula small-gauge pars plana vitrectomy for repair of retinal detachments with Grade C proliferative vitreoretinopathy

Patrick Oellers, Sandra Stinnett, Paul Hahn Duke Eye Center, Duke University School of Medicine, Durham, NC, USA Purpose: Valved cannulas are a recent addition 7gm pravana to small-gauge pars plana vitrectomy (PPV) and provide stable intraocular fluidics.The goal of this study was to compare outcomes and postoperative complication rates of valved v

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