2012
DOI: 10.5897/ajb11.2529
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Isolation and partial purification of lysozyme from saliva of Bali cattle (Bos sondaicus) using an aqueous mixture of polyethylene glycol (PEG) with sodium sulfate

Abstract: Lysozyme from saliva of Bali cattle (Bos sondaicus) was successfully isolated through an aqueous mixture system of polyethylene glycol (PEG 4000) and salt (Na 2 SO 4 ). About 100 µg/ml lysozyme of 14.2 kDa, determined through sodium dodecyl sulfate polyacrylamide gel electrophoresis (SDS-PAGE), per 4800 µg/ml saliva was obtained. Based on turbidity assay of Staphylococcus aureus, it was revealed that inhibition activities of 40 µg/ml isolated lysozyme were comparable to 800 µg/ml of a commercial hen egg white … Show more

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“…Beberapa metode yang dikembangkan sampai saat ini masih terbatas pada skala laboratorium. Menurut Safarik et al (2007) isolasi lisozim dapat dilakukan dengan berbagai macam metode, yaitu kromatografi penukar ion (Li et al, 2017) kromatografi afinitas (Ding et al, 2014), utrafiltrasi (Datta et al, 2009), Polietilen Glikol (PEG) (Geng et al, 2012;Depamede et al, 2012). Abeyrathne et al (2014) mengembangkan metode isolasi dan purifikasi lisozim untuk skala pilot plant berdasarkan prinsip pertukaran kation menggunakan resin penukar kation secara preparatif.…”
unclassified
“…Beberapa metode yang dikembangkan sampai saat ini masih terbatas pada skala laboratorium. Menurut Safarik et al (2007) isolasi lisozim dapat dilakukan dengan berbagai macam metode, yaitu kromatografi penukar ion (Li et al, 2017) kromatografi afinitas (Ding et al, 2014), utrafiltrasi (Datta et al, 2009), Polietilen Glikol (PEG) (Geng et al, 2012;Depamede et al, 2012). Abeyrathne et al (2014) mengembangkan metode isolasi dan purifikasi lisozim untuk skala pilot plant berdasarkan prinsip pertukaran kation menggunakan resin penukar kation secara preparatif.…”
unclassified