IIR document

DOES FORMALDEHYDE FORM CROSS-LINKS BETWEEN MYOFIBRILLAR PROTEINS DURING FROZEN STORAGE OF FISH MUSCLE.

Author(s) : REHBEIN H.

Summary

WHITE MUSCLES OF SAITHE WERE MINCED AND STORED ONE YEAR AT 255 K (-18 DEG C) AFTER BEING ADDED WITH FORMALDEHYDE (FA) AT 0 TO 44 MILLIMOL/KG WET WEIGHT. IT WAS OBSERVED THAT MYOSIN HEAVY CHAINS WERE NOT LINKED COVALENTLY BY FA EFFECT. CRUDE MYOSIN WAS ISOLATED FROM CARP WHITE MUSCLES AND REACTED WITH FA AT A PH OF 6.6 TO 8.8. THE MYOSIN AMOUNT PRECIPITATED IN THIS WAY INCREASED IN PARALLEL TO PH, THE PRECIPITATES WERE SOLVED IN A SDS (2%) AND 2-MERCAPTOETHANOL (1%) SOLUTION IN A BUFFER AT A PH OF 8.9.

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Pages: 1985-4

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Details

  • Original title: DOES FORMALDEHYDE FORM CROSS-LINKS BETWEEN MYOFIBRILLAR PROTEINS DURING FROZEN STORAGE OF FISH MUSCLE.
  • Record ID : 1987-0592
  • Languages: English
  • Source: Storage lives of chilled and frozen fish and fish products.
  • Publication date: 1985
  • Document available for consultation in the library of the IIR headquarters only.

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