WO2002102851-A  HERNANDES-SANTOYO A. ET AL.: 'Purification and characterization of several digestive proteases from the blue abalone, Haliotis fulgens' AQUACULTURE vol. 159, no. 3/4, 01 January 1998, pages 203 - 216;  KELLER H. ET AL.: 'Abalone (Haliotis tuberculata) hemocyanin type 1 (HtH1): organization of the ca.400 kDa subunit and amino acid sequence of its functional units j, g and h' EUR. J. BIOCHEM. vol. 264, 1999, pages 27 - 38;  KIMURA S. AND MATSUURA F.: 'The chain compositions of several invertebrate collagens' J. BIOCHEM. vol. 75, no. 6, 1974, TOKYO, pages 1231 - 1240;  LIEB B. ET AL.: 'Subunit organization of the abalone Haliotis tuberculata hemocyanin type 2 (HtH2) and the cDNA sequence encoding its functional units d, e, f, g and h' EUROPEAN JOURNAL OF BIOCHEMISTRY vol. 265, no. 1, 01 October 1999, pages 134 - 144;  OLAECHEA R.P. ET AL.: 'Toughness and collagen content of abalone muscles' BIOSCIENCE, BIOTECHNOLOGY AND BIOCHEMISTRY vol. 57, no. 1, 1993, pages 6 - 11;  PICOS-GARCIA C. ET AL.: 'Digestive proteases in juvenile Mexican green abalone, Haliotis fulgens' AQUACULTURE vol. 181, no. 1/2, 01 January 2000, pages 157 - 170;  TANAKA-YONEDA C. ET AL.: 'Isolation and characterization of a 148 kDa protein possibly participating in collagen metabolism of abalone adductor muscle' FISHERIES SCIENCE vol. 63, no. 1, 1997, pages 115 - 121;  YONEDA C. ET AL.: 'The occurrence of two types of collagen pro alpha-chain in the abalone Haliotis discus muscle' EUROPEAN JOURNAL OF BIOCHEMISTRY vol. 261, no. 3, May 1999, pages 714 - 721WO2002102851-A1  HERNANDEZ-SANTOYO A. ET AL: 'Purification and characterization of several digestive proteases from the blue abalone, Haliotis fulgens' AQUACULTURE vol. 159, no. 34, 01 January 1998, pages 203 - 216, XP002979867;  KELLER H. ET AL: 'Abalone (Haliotis tuberculata) hemocyanin type 1 (HtH1): organization of the ca.400 kDa subunit and amino acid sequence of its functional units j, g and h' EUR. J. BIOCHEM. vol. 264, 1999, pages 27 - 38, XP000952186;  KIMURA S. AND MATSUURA F.: 'The chain compositions of several invertebrate collagens' J. BIOCHEM. vol. 75, no. 6, 1974, TOKYO, pages 1231 - 1240, XP002979885;  LIEB B. ET AL: 'Subunit organization of the abalone Haliotis tuberculata hemocyanin type 2 (HtH2) and the cDNA sequence encoding its functional units d, e, f, g and h' EUROPEAN JOURNAL OF BIOCHEMISTRY vol. 265, no. 1, 01 October 1999, pages 134 - 144, XP000952187;  OLAECHEA R.P. ET AL: 'Toughness and collagen content of abalone muscles' BIOSCIENCE, BIOTECHNOLOGY AND BIOCHEMISTRY vol. 57, no. 1, 1993, pages 6 - 11, XP002979870;  PICOS-GARCIA C. ET AL: 'Digestive proteases in juvenile Mexican green abalone, Haliotis fulgens' AQUACULTURE vol. 181, no. 12, 01 January 2000, pages 157 - 170, XP002979868;  TANAKA-YONEDA C. ET AL: 'Isolation and characterization of a 148 kDa protein possibly participating in collagen metabolism of abalone adductor muscle' FISHERIES SCIENCE vol. 63, no. 1, 1997, pages 115 - 121, XP002979881;  YONEDA C. ET AL: 'The occurrence of two types of collagen pro alpha-chain in the abalone Haliotis discus muscle' EUROPEAN JOURNAL OF BIOCHEMISTRY vol. 261, no. 3, May 1999, pages 714 - 721, XP002976058;  See also references of EP 1444266A1EP1444266-A1  "ABALONE"[ONLINE] 5 APRIL 2000 (2000-04-05), XP002296749 RETRIEVED FROM THE INTERNET: URL:HTTP:WWW-SEAFOOD.UCDAVIS.EDUPUBSAB ALONE.HTM&gt; \[RETRIEVED ON 2004-09-16\];  &quot;Abalone&quot;[Online] 5 April 2000 (2000-04-05), XP002296749 Retrieved from the Internet: URL:http:www-seafood.ucdavis.edupubsab alone.htm [retrieved on 2004-09-16];  KELLER H ET AL: &quot;ABALONE (HALIOTIS TUBERCULATA) HEMOCYANIN TYPE 1 (HTH1) ORGANIZATION OF THE = 400KDA SUBUNIT, AND AMINO ACID SEQUENCE OF ITS FUNCTIONAL UNITS F,G AND H&quot; EUROPEAN JOURNAL OF BIOCHEMISTRY, BERLIN, DE, vol. 264, no. 1, August 1999 (1999-08), pages 27-38, XP000952186 ISSN: 0014-2956;  KELLER H ET AL: "ABALONE (HALIOTIS TUBERCULATA) HEMOCYANIN TYPE 1 (HTH1) ORGANIZATION OF THE = 400KDA SUBUNIT, AND AMINO ACID SEQUENCE OF ITS FUNCTIONAL UNITS F,G AND H" EUROPEAN JOURNAL OF BIOCHEMISTRY, BERLIN, DE, vol. 264, no. 1, August 1999 (1999-08), pages 27-38, XP000952186 ISSN: 0014-2956;  See also references of WO 02102851A1