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Bacterial lipopolysaccharide (LPS) has been widely used as an antigen and adjuvant in immunological applications. Amongst the methods developed for extraction of LPS, hot phenol extraction (HPE) method is the gold standard. However, the HPE method provides poor yield of LPS (~4.5% by weight), is associated with relatively higher impurities of proteins and nucleic acids, and the acidic hot phenol can...
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