π‘æπ∏åµâπ©∫—∫ °“√„™â ‰ª√Ÿ‰≈π“ (Spirulina platensis) „π°“√ªÑÕß°—π‚√§µ—«·¥ß ¥«ß¢“«„π°ÿâß°ÿ≈“¥” (Penaeus monodon) √–¬–‚æ ∑å≈“√å«“·≈– √–¬–«—¬√ÿàπ ªî¬“≈—¬ ‡À¡∑“ππ∑å 1 ∂“æ√ ¥‘‡√°∫ÿ…√“§¡2 ·≈–«‘…≥ÿ ∫ÿ≠≠“«‘«—≤πå 3 Abstract Hemtanon, P.1, Direkbusarakom, S.2, and Bunyaviwat, V.3 Application of Spirulina platensis for prevention of white spot syndrome virus in post larvae and juvenile black tiger shrimp (Penaeus monodon) Songklanakarin J. Sci. Technol., 2005, 27(Suppl. 1) : 253-263 In this study, the extract of Spirulina platensis were examined in vitro to inhibit white spot syndrome virus (WSSV) and application of dry S. platensis in diet for prevention of white spot syndrome (WSS) in post larvae and juvenile black tiger shrimp (Penaeus monodon). The results showed that the lowest concentration of the extract for inhibiting WSSV was 0.01 mg/ml, while the optimum concentration was found to be 0.1 mg/ ml in which the mortality rate of the shrimp was 4 percents and infection was not detected from survival shrimp by the immunohistochemistry method. Furthermore, The results showed that the survival rate of the post larvae fed on steamed egg containing dry S. platensis 5 g/kg of diet was higher than that of the control (p<0.05) when challenged with WSSV and no WSSV infected shrimp examine by polymerase chain reaction (PCR) assay. In the case of juvenile shrimp, the survival rate of shrimp fed pellets containing dry S. platensis 10 g/kg of diet was higher than that of the control group (p<0.05) after challenging with WSSV. Moreover percent of WSSV infection in the survival shrimp using the immunohistochemistry method was lower than that of the control group. Key words : Spirulina platensis, white spot syndrome virus, black tiger shrimp, Penaeus monodon 1 Nakhon Si Thammarat Coastal Fisheries Research and Development Center, Sichon, Nakhon Si Thammarat 80120, 2Institute of Agriculture Technology, Walailak University, Thasala, Nakhon Si Thammarat 80160, 3 Faculty of Vaterinary Medicine, Kasetsart University, Kamphaeng Saen, Nakhon Pathom 73140, Thailand. 1 «∑.¡. («‘∑¬“»“ µ√å°“√‡°…µ√) “¢“«‘∑¬“»“ µ√å°“√ª√–¡ß π—°«‘™“°“√ª√–¡ß »Ÿπ¬å«®‘ ¬— ·≈–æ—≤π“ª√–¡ß™“¬Ωíßò ®—ßÀ«—¥π§√»√’∏√√¡√“™ Õ”‡¿Õ ‘™≈ ®—ßÀ«—¥π§√»√’∏√√¡√“™ 80120 2Ph.D. (Fish Diseases) ºŸâ™à«¬»“ µ√“®“√¬å ”π—°«‘™“‡∑§‚π‚≈¬’°“√‡°…µ√ ¡À“«‘∑¬“≈—¬ «≈—¬≈—°…≥å Õ”‡¿Õ∑à“»“≈“ ®—ßÀ«—¥π§√»√’∏√√¡√“™ 80160 3Ph.D. (Veterinarian) §≥– —µ«·æ∑¬»“ µ√å ¡À“«‘∑¬“≈—¬‡°…µ√»“ µ√å «‘∑¬“‡¢µ°”·æß· π Õ”‡¿Õ°”·æß· π ®—ßÀ«—¥π§√ª∞¡ 73140 Corresponding e-mail : [email protected] √—∫µâπ©∫—∫ 15 惻®‘°“¬π 2547 √—∫≈ßæ‘¡æå 1 °ÿ¡¿“æ—π∏å 2548 Songklanakarin J. Sci. Technol. Vol. 27 (Suppl. 1), 2005 : Aquatic Science Application of Spirulina platensis in black tiger shrimp Hemtanon, P., et al. 254 ∫∑§—¥¬àÕ ªî¬“≈—¬ ‡À¡∑“ππ∑å ∂“æ√ ¥‘‡√°∫ÿ…√“§¡ ·≈– «‘…≥ÿ ∫ÿ≠≠“«‘«—≤πå °“√„™â ‰ª√Ÿ‰≈π“ (Spirulina platensis) „π°“√ªÑÕß°—π‚√§µ—«·¥ß¥«ß¢“«„π°ÿâß°ÿ≈“¥” (Penaeus monodon) √–¬–‚æ ∑å≈“√å«“·≈–√–¬–«—¬√ÿàπ «. ߢ≈“π§√‘π∑√å «∑∑. 2548 27(©∫—∫摇»… 1) : 253-263 °“√»÷°…“§√—Èßπ’ȉ¥â∑¥≈Õß„™â “√ °—¥®“° ‰ª√Ÿ‰≈𓬗∫¬—È߇™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«„πÀ≈Õ¥∑¥≈Õß ·≈–π” ‰ª√Ÿ‰≈π“·Àâߺ ¡„πÕ“À“√‡æ◊ËÕ„™âªÑÕß°—π‚√§∑’ˇ°‘¥®“°‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«„π°ÿâß°ÿ≈“¥”√–¬–‚æ ∑å≈“√å«“ ·≈– √–¬–«—¬√ÿπà º≈°“√»÷°…“æ∫«à“ “√ °—¥®“° ‰ª√Ÿ‰≈π“ “¡“√∂¬—∫¬—ßÈ ‡™◊ÕÈ ‰«√— µ—«·¥ß¥«ß¢“«‰¥â ‚¥¬§«“¡‡¢â¡¢âπµË” ÿ¥ ¢Õß “√ °—¥∑’ˬ—∫¬—È߉¥â§◊Õ 0.01 ¡°./¡≈. ¢≥–∑’˧«“¡‡¢â¡¢âπ∑’Ë¥’∑’Ë ÿ¥„π°“√¬—∫¬—È߇™◊ÈÕ‰«√— §◊Õ 0.1 ¡°./¡≈. ‚¥¬°ÿâß¡’ Õ—µ√“°“√µ“¬‡©≈’ˬ 4% ·≈–‰¡àæ∫°“√µ‘¥‡™◊ÈÕ„π°ÿâß∑’Ë√Õ¥µ“¬‡¡◊ËÕµ√«®°“√µ‘¥‡™◊ÈÕ‚¥¬«‘∏’Õ‘¡¡Ÿ‚πŒ’ ‚µ‡§¡‘ µ√’ º≈°“√»÷°…“°“√ªÑÕß°—π‚√§∑’ˇ°‘¥®“°‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“« æ∫«à“„π≈Ÿ°°ÿâß√–¬–‚æ ∑å≈“√å«“∑’ˉ¥â√—∫‰¢àµÿãπ º ¡ ‰ª√Ÿ‰≈π“ 5 °√—¡/°°. ¡’Õ—µ√“°“√√Õ¥µ“¬ Ÿß°«à“™ÿ¥∑’ˉ¥â√—∫‰¢àµÿãπÕ¬à“߇¥’¬«Õ¬à“ß¡’π—¬ ”§—≠∑“ß ∂‘µ‘ (p<0.05) ·≈–‰¡àæ∫°“√µ‘¥‡™◊ÕÈ ‡¡◊ÕË µ√«®‚¥¬«‘∏æ’ ´’ Õ’ “√å (PCR) ”À√—∫°“√∑¥≈Õß„π°ÿßâ °ÿ≈“¥”√–¬–«—¬√ÿπà ∑’‰Ë ¥â√∫— Õ“À“√‡¡Á¥º ¡ ‰ª√Ÿ‰≈π“ 10 °√—¡/°°. ¡’ª√– ‘∑∏‘¿“æ„π°“√ªÑÕß°—π°“√µ‘¥‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«¥’∑’Ë ÿ¥ §◊Õ °ÿâß¡’Õ—µ√“√Õ¥µ“¬ 100% ´÷Ëß·µ°µà“ß®“°°ÿâß∑’ˉ¥â√—∫Õ“À“√ª°µ‘Õ¬à“ß¡’π—¬ ”§—≠∑“ß ∂‘µ‘ (p<0.05) ‡¡◊ËÕµ√«®‚¥¬«‘∏’Õ‘¡¡Ÿ‚πŒ’ ‚µ‡§¡‘ µ√’ æ∫‡ªÕ√凴Áπµå°“√µ‘¥‡™◊ÈÕ„π°ÿâß∑’Ë√Õ¥µ“¬‡æ’¬ß 15% ´÷Ëߵ˔°«à“™ÿ¥§«∫§ÿ¡ ªí®®ÿ∫—π°“√‡≈’Ȭ߰ÿâß°ÿ≈“¥”„πª√–‡∑»‰∑¬‡ªìπ°“√ ‡≈’Ȭ߰ÿâß·∫∫æ—≤π“ ¡’ªí≠À“∑’Ë ”§—≠§◊Õ°“√¢“¥√–∫∫°“√ ®—¥°“√¿“¬„π∫àÕ∑’Ë¥’ ∑”„Àâª√– ∫ªí≠À“µà“ßÊ ‚¥¬‡©æ“– ‚√§°ÿßâ ∑—ßÈ ∑’¡Ë ’ “‡Àµÿ®“°‚ª√‚µ´—« ·∫§∑’‡√’¬ ·≈–‰«√— ‚¥¬ ‡©æ“–„π™à«ßª≈“¬ªï 2537 µàÕ‡π◊ËÕߪï 2538 ‰¥â¡’‚√§ √–∫“¥Õ¬à“ß√ÿπ·√ß„π°“√‡≈’Ȭ߰ÿâß°ÿ≈“¥” ´÷Ë߇ªìπº≈¡“®“° ‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“« ∑”„À⇰…µ√°√ºŸâ‡≈’Ȭ߰ÿâߪ√– ∫ ¿“«–°“√¢“¥∑ÿπÕ¬à“ßÀπ—° ·≈–º≈º≈‘µ√«¡∑—Èßæ◊Èπ∑’ˇ≈’È¬ß °ÿâß≈¥≈ßÕ¬à“ß¡“° °ÿâß∑’Ë¡’Õ“°“√®–∑¬Õ¬µ“¬ ·≈–®–µ“¬ À¡¥¿“¬„π‡«≈“ 5-7 «—π (®‘√“æ√·≈–§≥–, 2538) ´÷Ëß ‰¡à¡’ “√‡§¡’·≈–¬“∑’Ë„™â√—°…“‚√§π’ȉ¥â „πªí®®ÿ∫—π‰¥â¡’ß“π «‘®¬— °“√ „™â “√®“°∏√√¡™“µ‘‡æ◊ÕË ªÑÕß°—π‚√§®“°‰«√— ™π‘¥π’È „π°ÿâß°ÿ≈“¥” ‡™àπ À≠â“„µâ„∫ (Phyllanthus urinaria) ( ∂“æ√ ·≈–§≥–, 2540) “√ °—¥®“°„∫¡–¡à«ß‡¢’¬«‡ «¬ (™≈‘¥“ ·≈–§≥–, 2540) ·≈–øŸ§Õ¬·¥π (fucoidan) ´÷Ëß ‡ªìπ “√°≈ÿà¡´—≈‡øµ ‚æ≈’·´§§“√å‰√¥å °—¥‰¥â®“° “À√à“¬ ’πÈ”µ“≈ ™◊ËÕ«à“ Cladosiphon okamuranus (Takahashi, et al., 1998) ‡ªìπµâ𠉪√Ÿ‰≈π“ (Spirulina platensis) ‡ªìπ·æ≈ß°å µÕπæ◊™„π°≈ÿà¡ “À√à“¬ ’‡¢’¬«·°¡πÈ”‡ß‘π∑’Ë¡’§ÿ≥§à“∑“ß Õ“À“√ Ÿß ‚¥¬¡’‚ª√µ’π Ÿß∂÷ß 70% ¢ÕßπÈ”Àπ—°·Àâß ´÷Ëß¡’ °√¥Õ–¡‘‚π∑’Ë®”‡ªìπµàÕ√à“ß°“¬ ‡™àπ ‰Õ‚´≈‘«´’π ≈‘«´’π ‰≈´’π ·≈–‡¡∑‰∏‚Õπ’𠇪ìπµâπ ·≈–¬—ߪ√–°Õ∫‰ª¥â«¬ °√¥‰¢¡—𠇙àπ °√¥‰≈‚π‡≈Õ‘° °√¥‰¡√‘ µ‘° ·≈–°√¥‚Õ‡≈Õ‘° ‡ªìπµâπ ·√à∏“µÿ ‡™àπ ∑Õß·¥ß ‡À≈Á° ‚æ·∑ ‡´’¬¡ ·≈– ·¡°π’‡´’¬¡ ‡ªìπµâπ ·≈–«‘µ“¡‘π∑’Ë ”§—≠À≈“¬™π‘¥ ‡™àπ «‘µ“¡‘π‡Õ «‘µ“¡‘π∫’ 6 ·≈–«‘µ“¡‘π∫’ 12 ‡ªìπµâπ (Hills, 1980) „π«ß°“√ —µ«åπÈ”π‘¬¡π” ‰ª√Ÿ‰≈π“¡“‡ √‘¡„πÕ“À“√ ‡æ◊Ëՙ૬„π‡√◊ËÕß°“√‡®√‘≠‡µ‘∫‚µ·≈–°“√‡√àß ’ (Nakamura, 1982) πÕ°®“°π’È ‰ª√Ÿ‰≈π“¬—ß¡’ “√∑’ˇªìπª√–‚¬™πåÕ’° À≈“¬™π‘¥ ®“°√“¬ß“π¢Õß Hayashi ·≈– Hayashi (1996) æ∫«à“ “√·§≈‡´’¬¡ ‰ª√Ÿ·≈π ´÷Ëß °—¥‰¥â®“° ‰ª√Ÿ‰≈π“ “¡“√∂¬—∫¬—È߉«√— ™π‘¥µà“ßÊ ∑’Ë¡’‡ª≈◊Õ°Àÿâ¡ (envelope virus) ‰¥â ‡™à𠉫√— ‚√§À—¥ (Measles virus) ‰«√— ‚√§‡√‘¡ (Herpes simplex virus type 1) ‰«√— ‚√§ §“ß∑Ÿ¡ (Mumps virus) ·≈–‰«√— ‚√§‡Õ¥ å (HIV-1) ‡ªìπµâπ ¥—ßπ—π È “√ °—¥®“° ‰ª√Ÿ‰≈π“πà“®–¡’ƒ∑∏‘„Ï π°“√¬—∫¬—ßÈ ‰«√— µ—«·¥ß¥«ß¢“« ´÷ßË ‡ªìπ‰«√— ∑’¡Ë ‡’ ª≈◊Õ°Àÿ¡â (®‘√“æ√·≈–§≥–, 2538) ‡™àπ°—π ¥â«¬‡Àµÿπ®’È ß÷ ∑”°“√»÷°…“‚¥¬π” “√ °—¥®“° ‰ª√Ÿ‰≈π“¡“„™â„π°“√¬—∫¬—Èß°“√‡®√‘≠‡µ‘∫‚µ¢Õ߇™◊ÈÕ‰«√— «. ߢ≈“π§√‘π∑√å «∑∑. ªï∑’Ë 27 (©∫—∫摇»… 1) 2548 : «“√‘™»“ µ√å 255 µ—«·¥ß¥«ß¢“« ‡æ◊ÕË ‡ªìπ·π«∑“ß„π°“√æ—≤π“π” ‰ª√Ÿ‰≈π“ ‰ª„™â„π°“√ªÑÕß°—π‚√§µ—«·¥ß¥«ß¢“«„π°ÿâß°ÿ≈“¥”µàÕ‰ª Õÿª°√≥å·≈–«‘∏’°“√∑¥≈Õß 1. °“√»÷°…“º≈¢Õß “√ °—¥®“° ‰ª√Ÿ‰≈π“ „π°“√¬—∫¬—Èß ‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«„πÀ≈Õ¥∑¥≈Õß 1.1 °“√‡µ√’¬¡‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“« ‡™◊ÕÈ ‰«√— ∑’„Ë ™â„π°“√∑¥≈Õß ‡ªìπ‰«√— µ—«·¥ß¥«ß¢“« “¬æ—π∏ÿ å ߢ≈“ ‡µ√’¬¡µ“¡«‘∏¢’ Õß ∂“æ√·≈–§≥– (2540) 1.2 °“√‡µ√’¬¡ “√ °—¥®“° ‰ª√Ÿ‰≈π“ ‰ª√Ÿ‰≈π“∑’„Ë ™â„π°“√∑¥≈Õß π”¡“®“° ∂“∫—π«‘®¬— °“√‡æ“–‡≈’È¬ß —µ«åπÈ”™“¬Ωíòß ß¢≈“ ‡≈’Ȭ߄πÕ“À“√ Ÿµ√ ¢Õß∏‘¥“ (2542) ‡°Á∫‡°’ˬ«∑ÿ° 7 «—π ·≈–π”¡“Õ∫·Àâß∑’Ë Õÿ≥À¿Ÿ¡‘ 60°C ‡ªìπ‡«≈“ 10 ™—Ë«‚¡ß π”¡“∫¥·≈– °—¥ µ“¡«‘∏’¢Õß Herunsalee ·≈– Direkbusarakom (1993) °“√„™â ‰ª√Ÿ‰≈π“„π°“√ªÑÕß°—π‚√§„π°ÿâß°ÿ≈“¥” ªî¬“≈—¬ ‡À¡∑“ππ∑å ·≈–§≥– ¡≈. ”À√—∫™ÿ¥§«∫§ÿ¡∑’Ë 1 ©’¥ “√≈–≈“¬ LHM ∑’ˉ¡à¡’ “√ °—¥ ™ÿ¥§«∫§ÿ¡∑’Ë 2 ©’¥‡™◊ÈÕ‰«√— §«“¡‡¢â¡¢âπ 10-5 ®“°π—ÈππÈ”°ÿâß∑—Èß 8 ™ÿ¥°“√∑¥≈Õ߉ª‡≈’Ȭ߄πµŸâ°√–®° ´÷Ëß ∫√√®ÿπÈ” 25 ≈‘µ√ „Àâ°ÿâß°‘πÕ“À“√‡¡Á¥„πÕ—µ√“ 3.5% ¢Õß πÈ”Àπ—°µ—«/«—π «—π≈– 4 §√—Èß (7.00, 11.00, 15.00 ·≈– 19.00 π.) „ÀâÕ“°“»µ≈Õ¥‡«≈“ ¡’°“√‡ª≈’ˬπ∂à“¬πÈ”„π ™à«ß‡™â“∑ÿ°«—π «—π≈– 30% ∫—π∑÷°Õ—µ√“°“√µ“¬∑ÿ°«—πÀ≈—ß °“√©’¥‡ªìπ‡«≈“ 14 «—π ·≈–µ√«®¬◊π¬—π‡™◊ÈÕ‰«√— „π°ÿâß ∑’Ë√Õ¥µ“¬ ‚¥¬¥Õß„ππÈ”¬“∑’Ë¥—¥·ª≈ß®“° Ÿµ√‡¥«‘¥ —π (modified Davidson fixative) ‡æ◊ËÕµ√«®À“‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«¥â«¬«‘∏’Õ‘¡¡Ÿ‚πŒ’ ‚µ‡§¡‘ µ√’ (immunohistochemistry) µ“¡«‘∏’¢Õß ‘√‘≈—°…≥å (2545) 2. °“√„™â ‰ª√Ÿ‰≈π“„π°“√ªÑÕß°—π‚√§µ—«·¥ß¥«ß¢“«„π °ÿâß°ÿ≈“¥” 2.1 °“√„™â ‰ª√Ÿ‰≈π“„π°“√ªÑÕß°—π‚√§µ—«·¥ß¥«ß¢“« „π°ÿâß°ÿ≈“¥”√–¬–‚æ ∑å≈“√å«“ 1.3 °“√À“§«“¡‡¢â¡¢âπµË” ÿ¥¢Õ߇™◊ÕÈ ‰«√— µ—«·¥ß¥«ß 1) °“√‡µ√’¬¡≈Ÿ°°ÿâß°ÿ≈“¥” ¢“«∑’Ë∑”„Àâ°ÿâß∑¥≈Õßµ“¬ 100% π” “√≈–≈“¬‰«√— ∑’ˇµ√’¬¡‰«â¡“‡®◊Õ®“ߥ⫬ “√ ≈–≈“¬ LHM (Lobster Haemolymph Medium) (Boonyaratpalin, et al., 2001) „À≥⧫“¡‡¢â¡¢âπ¢Õß ·µà≈–‡™◊ÈÕ≈¥≈ß§√—Èß≈– 10 ‡∑à“ §◊Õ §«“¡‡¢â¡¢âπ 10-1, 10-2, 10-3, 10-4, 10-5, 10-6, 10-7 ·≈– 10-8 π”¡“©’¥‡¢â“ °ÿâß°ÿ≈“¥”∑“ß°≈â“¡‡π◊ÈÕª≈âÕß∑’Ë 6 §«“¡‡¢â¡¢âπ≈– 3 ´È” ·µà≈–´È”„™â°ÿâß®”π«π 5 µ—« ©’¥µ—«≈– 0.2 ¡≈. ”À√—∫™ÿ¥ §«∫§ÿ¡©’¥ “√≈–≈“¬ LHM ®“°π—Èπ∫—π∑÷°Õ—µ√“°“√µ“¬ À≈—ß©’¥∑ÿ°«—𠇪ìπ‡«≈“ 10 «—π ‡æ◊ËÕÀ“√–¥—∫§«“¡‡¢â¡¢âπ µË” ÿ¥∑’∑Ë ”„Àâ°ßâÿ ∑¥≈Õßµ“¬ 100% (™≈‘¥“ ·≈–§≥–, 2540) 1.4 °“√∑¥ Õ∫º≈¢Õß “√ °—¥®“° ‰ª√Ÿ‰≈π“„π°“√ ¬—∫¬—È߇™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“« π” “√ °—¥®“° ‰ª√Ÿ‰≈π“¡“‡®◊Õ®“ߥ⫬ “√≈–≈“¬ LHM „Àâ ¡’ § «“¡‡¢â ¡ ¢â π µà “ ßÊ §◊ Õ 0.1, 0.05, 0.025, 0.01, 0.005 ·≈– 0.0005 ¡°./¡≈. π”¡“º ¡°—∫‡™◊ÈÕ ‰«√— §«“¡‡¢â¡¢âπµË” ÿ¥∑’Ë∑”„Àâ°ÿâß∑¥≈Õßµ“¬ 100% ´÷Ëß ‡∑à“°—∫ 10-5 „πÕ—µ√“ à«π 1:1 ∑‘È߉«â∑’ËÕÿ≥À¿Ÿ¡‘ 25°C „π ∑’Ë¡◊¥π“π 2 ™—Ë«‚¡ß ‡æ◊ËÕ„Àâ “√ °—¥ÕÕ°ƒ∑∏‘Ï π”‰ª©’¥‡¢â“ °≈â“¡‡π◊ÈÕª≈âÕß∑’Ë 6 „π°ÿâߢπ“¥πÈ”Àπ—° 10-15 °√—¡ §«“¡‡¢â¡¢âπ≈– 5 ´È” ·µà≈–´È”„™â°ÿâß 5 µ—« ©’¥µ—«≈– 0.2 π”≈Ÿ°°ÿâß°ÿ≈“¥”√–¬–‚æ ∑å≈“√å«“∑’Ë 10 ®“° ‚√߇擖øí ° ¢Õß ∂“π’ ‡ æ“–‡≈’È ¬ ß — µ «å πÈ” ™“¬Ωíò ß ®— ß À«— ¥ π§√»√’∏√√¡√“™¡“Õπÿ∫“≈„π∂—߉ø‡∫Õ√å°≈“ ¢π“¥ 200 ≈‘µ√ ∑’Ë∫√√®ÿπÈ”∑–‡≈§«“¡‡§Á¡ 25 æ’æ’∑’ ‡æ◊ËÕª√—∫ ¿“æ „Àâ≈Ÿ°°ÿâß§ÿâπ‡§¬°—∫ ¿“æÀâÕß∑¥≈Õß ª√–¡“≥ 5 «—π ·≈– „ÀâÕ“À“√‰¢àµÿãπ„πÕ—µ√“ 10% πÈ”Àπ—°µ—«/«—π «—π≈– 5 ¡◊ÈÕ §◊Õ 07.00, 11.00, 15.00, 19.00 ·≈– 23.00 π. 2) °“√‡µ√’¬¡Õ“À“√‰¢àµÿãπ ”À√—∫≈Ÿ°°ÿâß√–¬– ‚æ ∑å≈“√å«“ ¥—¥·ª≈ß®“°™“≠‡¥™ (2543) ‚¥¬„™â‰¢à‰°à 12 øÕß π¡ºß 20 °√—¡ πÈ” 200 ¡≈. ªíòπ„À⇢⓰—π ·∫àß ÕÕ°‡ªìπ 3 à«π à«π∑’Ë 1 ‰¡àº ¡ ‰ª√Ÿ‰≈π“ à«π∑’Ë 2 º ¡ ‰ª√Ÿ‰≈π“·Àâß 5 °√—¡/Õ“À“√ 1 °°. à«π∑’Ë 3 º ¡ ‰ª√Ÿ‰≈π“·Àâß 50 °√—¡/Õ“À“√ 1 °°. 𔉪π÷Ëß 15-20 π“∑’ ®“°π—È π π”·µà ≈ – à « π‰ªºà “ πµ–·°√ß¢π“¥ 300 ‰¡§√Õπ ‡°Á∫‰«â∑ÕË’ ≥ ÿ À¿Ÿ¡‘ 4°C (‰¢àµπ ãÿ ‡µ√’¬¡„À¡à∑°ÿ 3 «—π) 3) °“√∑¥ Õ∫°“√µâ“π∑“πµàÕ‡™◊ÈÕ‰«√— µ—«·¥ß ¥«ß¢“« ∑¥≈ÕßÕπÿ∫“≈≈Ÿ°°ÿâß°ÿ≈“¥”√–¬–‚æ ∑å≈“√å«“∑’Ë 15 „πµŸâ°√–®° ¡’ª√‘¡“µ√πÈ” 30 ≈‘µ√ ‚¥¬·∫àß°“√∑¥≈Õß Songklanakarin J. Sci. Technol. Vol. 27 (Suppl. 1), 2005 : Aquatic Science Application of Spirulina platensis in black tiger shrimp Hemtanon, P., et al. 256 ‡ªìπ 3 ™ÿ¥°“√∑¥≈ÕßÊ ≈– 6 ´È” (´È”≈– 100 µ—«) ¥—ßπ’È ™ÿ¥°“√∑¥≈Õß∑’Ë 1 2 3 Treatment „ÀâÕ“À“√‰¢àµÿãπ „ÀâÕ“À“√‰¢àµÿãπº ¡ ‰ª√Ÿ‰≈π“ 5 °√—¡/°°. „ÀâÕ“À“√‰¢àµπÿã º ¡ ‰ª√Ÿ‰≈π“ 50 °√—¡/°°. „ÀâÕ“À“√‰¢àµÿãπ 10% ¢ÕßπÈ”Àπ—°µ—«/«—π «—π≈– 4 ¡◊ÈÕ §◊Õ 06.00, 12.00, 16.00 ·≈– 22.00 π. ¥Ÿ¥µ–°Õπ«—π≈– 2 §√—Èß „Àâ°‘πÕ“À“√‡ªìπ‡«≈“ 3 «—π ·≈â«·™à„πµŸâ∑’Ë¡’‡™◊ÈÕ ‰«√— µ—«·¥ß¥«ß¢“«§«“¡‡¢â¡¢âπ∑’Ë∑”„Àâ≈Ÿ°°ÿâßµ“¬ 50% §◊Õ 10-2 ‡≈’ȬߵàÕ‰ªÕ’° 7 «—π π—∫®”π«π°ÿâß∑’ˇÀ≈◊Õ√Õ¥ 𔉪¥Õß„π·Õ≈°ÕŒÕ≈å 70% ‡æ◊ËÕµ√«® Õ∫°“√µ‘¥‡™◊ÈÕ ¥â«¬«‘∏’∑“ßæ’´’Õ“√å (PCR) ∑¥ Õ∫§«“¡·µ°µà“ß‚¥¬«‘‡§√“–À凪Õ√凴Áπµå Õ—µ√“°“√µ“¬¢Õß°ÿßâ §«“¡·ª√ª√«π ·≈–‡ª√’¬∫‡∑’¬∫§«“¡ ·µ°µà“ߢÕß§à“‡©≈’ˬ¥â«¬«‘∏’ Duncan's multiple range test (Steel and Torrie, 1986) ∑’Ë√–¥—∫§«“¡‡™◊ËÕ¡—Ëπ 95% 2.2 °“√„™â ‰ª√Ÿ‰≈π“„π°“√ªÑÕß°—π‚√§µ—«·¥ß¥«ß¢“« „π°ÿâß°ÿ≈“¥”√–¬–«—¬√ÿàπ 1) °“√‡µ√’¬¡°ÿâß°ÿ≈“¥” π”°ÿâß°ÿ≈“¥”¢π“¥ 10-15 °√—¡ ®”π«π 500 µ—« ®“°∫àÕ‡≈’¬È ߢÕß»Ÿπ¬åæ≤ — π“ª√–¡ßæ◊π È ∑’≈Ë ¡àÿ πÈ”ª“°æπ—ß Õ—π‡π◊ËÕß¡“®“°æ√–√“™¥”√‘ ∑’˺à“π°“√ ÿࡵ√«®‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“« ‚¥¬«‘∏’æ’´’Õ“√å (PCR) ¡“æ—°„π∫àÕ´’‡¡πµå ∑’Ë∫√√®ÿπÈ”∑–‡≈‡µ√’¬¡‰«â 30 µ—𠇪ìπ‡«≈“Õ¬à“ßπâÕ¬ 5 «—π „ÀâÕ“À“√‡¡Á¥„πÕ—µ√“ 3.5% ¢ÕßπÈ”Àπ—°µ—«/«—π «—π≈– 4 §√—Èß (7.00, 11.00, 15.00 ·≈– 19.00 π.) „ÀâÕ“°“» µ≈Õ¥‡«≈“ °àÕπ∑¥≈Õßπ”°ÿßâ ¡“‡≈’¬È ß„πµŸ°â √–®° ´÷ßË ∫√√®ÿπÈ” 80 ≈‘µ√ µŸâ≈– 10 µ—« „ÀâÕ“À“√‡¡Á¥«—π≈– 4 §√—Èß (7.00, 11.00, 15.00 ·≈– 19.00 π.) „ÀâÕ“°“»µ≈Õ¥‡«≈“ ·≈–¡’ °“√‡ª≈’ˬπ∂à“¬πÈ”™à«ß‡™â“∑ÿ°«—π ª√–¡“≥«—π≈– 30% ‡ªì𠇫≈“Õ¬à“ßπâÕ¬ 3 «—π ‡æ◊ÕË ª√—∫„À⇧¬™‘π°—∫ ¿“æ°“√∑¥≈Õß 2) °“√‡µ√’¬¡Õ“À“√‡¡Á¥º ¡ ‰ª√Ÿ‰≈π“ ‡µ√’¬¡Õ“À“√‡¡Á¥µ“¡«‘∏’°“√¢Õß∑‘æ¬å«√√≥ ( 2542) §”π«≥ª√‘¡“≥‚ª√µ’π„π·µà≈– Ÿµ√Õ“À“√„Àâ „°≈⇧’¬ß°—π º ¡ ‰ª√Ÿ‰≈π“·Àâß„πÕ—µ√“ à«π 0, 0.005, 0.05, 0.5, 5 ·≈– 10 °√—¡/Õ“À“√ 1 °°. π”‡¢â“‡§√◊ËÕß ∫¥Õ—¥‡¡Á¥∑’Ë¡’¢π“¥‡ âπºà“»Ÿπ¬å°≈“ß 0.2 ¡¡. 𔉪Õ∫„Àâ ·Àâß∑’ËÕÿ≥À¿Ÿ¡‘ 60°C ‡ªìπ‡«≈“ 6-10 ™—Ë«‚¡ß Õ“À“√ ∑¥≈Õß®–‡°Á∫‰«â∑’ËÕÿ≥À¿Ÿ¡‘ 4°C 3) °“√∑¥ Õ∫°“√µâ“π∑“πµàÕ‡™◊ÈÕ‰«√— µ—«·¥ß ¥«ß¢“« ∑¥≈Õ߇≈’¬È ß°ÿßâ °ÿ≈“¥”„πµŸ°â √–®° ¡’ª√‘¡“µ√πÈ” 80 ≈‘µ√ µŸâ≈– 10 µ—« ‚¥¬·∫àß™ÿ¥°“√∑¥≈Õ߇ªìπ 6 ™ÿ¥ °“√∑¥≈ÕßÊ ≈– 5 ´È” ¥—ßπ’È ™ÿ¥°“√∑¥≈Õß∑’Ë 1 2 3 4 5 6 Treatment „Àâ°ÿâß°‘πÕ“À“√‡¡Á¥ª°µ‘ (™ÿ¥§«∫§ÿ¡) „Àâ°ÿâß°‘πÕ“À“√‡¡Á¥∑’˺ ¡ ‰ª√Ÿ‰≈π“ 0.005 °√—¡/°°. „Àâ°ÿâß°‘πÕ“À“√‡¡Á¥∑’˺ ¡ ‰ª√Ÿ‰≈π“ 0.05 °√—¡/°°. „Àâ°ÿâß°‘πÕ“À“√‡¡Á¥∑’˺ ¡ ‰ª√Ÿ‰≈π“ 0.5 °√—¡/°°. „Àâ°ÿâß°‘πÕ“À“√‡¡Á¥∑’˺ ¡ ‰ª√Ÿ‰≈π“ 5 °√—¡/°°. „Àâ°ÿâß°‘πÕ“À“√‡¡Á¥∑’˺ ¡ ‰ª√Ÿ‰≈π“ 10 °√—¡/°°. „Àâ°ÿâß°‘πÕ“À“√„πÕ—µ√“ 3.5% ¢ÕßπÈ”Àπ—°µ—«/«—π «—π≈– 4 ¡◊ÈÕ §◊Õ‡«≈“ 06.00 12.00 16.00 ·≈– 22.00 π. ¡’ °“√‡ª≈’ˬπ∂à“¬πÈ”™à«ß‡™â“∑ÿ°«—π ª√–¡“≥«—π≈– 30% ∑¥≈Õ߇ªìπ‡«≈“ 7 «—π π”¡“∑¥ Õ∫°“√µâ“π∑“πµàÕ‡™◊ÈÕ ‰«√— µ—«·¥ß¥«ß¢“« 𔇙◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«„π√–¥—∫§«“¡‡¢â¡ ¢âπµË” ÿ¥∑’Ë∑”„Àâ°ÿâß∑¥≈Õßµ“¬ 100% §◊Õ 10-5 ©’¥‡¢â“ °≈â“¡‡π◊ÈÕª≈âÕß∑’Ë 6 ¢Õß°ÿâß°ÿ≈“¥” µ—«≈– 0.2 ¡≈. À≈—ß ®“°π—π È „Àâ°ßâÿ °‘πÕ“À“√µ“¡ª°µ‘ ∫—π∑÷°Õ—µ√“°“√µ“¬∑ÿ°«—π À≈—ß°“√©’¥ ‡ªìπ‡«≈“ 14 «—π π”§à“∑’ˉ¥â‰ª«‘‡§√“–Àå§à“ ª√– ‘∑∏‘¿“æ°“√ªÑÕß°—π (protective efficacy) ‚¥¬„™â Ÿµ√µ“¡ Amend (1981) «. ߢ≈“π§√‘π∑√å «∑∑. ªï∑’Ë 27 (©∫—∫摇»… 1) 2548 : «“√‘™»“ µ√å °“√„™â ‰ª√Ÿ‰≈π“„π°“√ªÑÕß°—π‚√§„π°ÿâß°ÿ≈“¥” ªî¬“≈—¬ ‡À¡∑“ππ∑å ·≈–§≥– 257 Protective efficacy = (1-%mortality in experiment group) x 100 Table 1. Mortality (%) of P. monodon challenged with WSSV using injection bioassay method %mortality in control group µ√«®¬◊π¬—π‡™◊ÈÕ‰«√— „π°ÿâß∑’Ë√Õ¥µ“¬ ‚¥¬π” ¡“¥Õß„ππÈ”¬“ Modified Davidson ‡æ◊ËÕ𔉪µ√«®À“ °“√µ‘¥‡™◊ÕÈ ‚¥¬«‘∏Õ’ ¡‘ ¡Ÿ‚πŒ’ ‚µ‡§¡‘ µ√’µ“¡«‘∏¢’ Õß ‘√≈‘ °— …≥å (2545) ∑¥ Õ∫§«“¡·µ°µà“߇ªÕ√凴ÁπµåÕµ— √“°“√µ“¬ ¢Õß°ÿßâ ‚¥¬«‘‡§√“–Àå§«“¡·ª√ª√«π ·≈–‡ª√’¬∫‡∑’¬∫§«“¡ ·µ°µà“ߢÕß§à“‡©≈’¬Ë ¥â«¬«‘∏’ Duncan's multiple range test (Steel ·≈– Torrie, 1986) ∑’Ë√–¥—∫§«“¡‡™◊ËÕ¡—Ëπ 95% Treatment Mortality (%)1 (No. of dead/No. of test) LHM (Control) WSSV (10-1) WSSV (10-2) WSSV (10-3) WSSV (10-4) WSSV (10-5) WSSV (10-6) WSSV (10-7) WSSV (10-8) 0.00±0.00 (0/15) 100.00±0.00 (15/15) 100.00±0.00 (15/15) 93.33±11.55 (14/15) 100.00±0.00 (15/15) 93.33±11.55 (14/15) 53.33±46.19 (8/15) 13.33±23.09 (2/15) 0.00±0.00 (0/15) 1 º≈°“√∑¥≈Õß 1. °“√»÷°…“º≈¢Õß “√ °—¥®“° ‰ª√Ÿ‰≈π“ „π°“√¬—∫¬—Èß ‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«„πÀ≈Õ¥∑¥≈Õß °“√»÷°…“º≈¢Õß “√ °—¥®“° ‰ª√Ÿ‰≈π“„π°“√ ¬—∫¬—È߇™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«„π°ÿâß°ÿ≈“¥” ‚¥¬„™â‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«√–¥—∫§«“¡‡¢â¡¢âπµË” ÿ¥∑’Ë∑”„Àâ°ÿâß∑¥≈Õß µ“¬„°≈⇧’¬ß 100% §◊Õ 10-5 (Table 1) º ¡°—∫ “√ °—¥ ®“° ‰ª√Ÿ‰≈π“ æ∫«à“ “√ °—¥®“° ‰ª√Ÿ‰≈π“§«“¡‡¢â¡¢âπ µË” ÿ¥∑’Ë “¡“√∂¬—∫¬—È߇™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«‰¥â §◊Õ 0.01 ¡°./¡≈. °ÿâß¡’Õ—µ√“°“√µ“¬‡æ’¬ß 8±10.95% µ√«® Õ∫ Mortality (%) = (No. of dead shrimp/No. of test shrimp) x 100 °“√µ‘¥‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«„π°ÿâß∑’Ë√Õ¥µ“¬ ‚¥¬„™â«‘∏’ Õ‘¡¡Ÿ‚πŒ’ ‚µ‡§¡‘ µ√’ æ∫«à“¡’°“√µ‘¥‡™◊ÈÕ 65.21% ·≈– √–¥—∫§«“¡‡¢â¡¢âπ∑’Ë 0.1 ¡°./¡≈. ‰¡àæ∫°“√µ‘¥‡™◊ÈÕ ´÷Ëß∑—Èß 2 ™ÿ¥°“√∑¥≈Õß¡’§«“¡·µ°µà“ßÕ¬à“ß¡’π—¬ ”§—≠∑“ß ∂‘µ‘ (P<0.05) °—∫™ÿ¥§«∫§ÿ¡∑’ˉ¥â√—∫‡©æ“–‡™◊ÈÕ‰«√— µ—«·¥ß ¥«ß¢“«‡æ’¬ßÕ¬à“߇¥’¬« ´÷Ëß¡’Õ—µ√“°“√µ“¬ 100% ·µà‰¡à ·µ°µà“ß°—∫™ÿ¥§«∫§ÿ¡∑’‰Ë ¥â√∫— ‡©æ“– “√≈–≈“¬·Õ≈‡Œ™‡ÕÁ¡ ´÷Ëß¡’Õ—µ√“°“√µ“¬ 0% ¥—ßπ—Èπ§«“¡‡¢â¡¢âπ∑’ˇÀ¡“– ¡ ¢Õß “√ °—¥„π°“√¬—∫¬—È߇™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“« §◊Õ 0.1 ¡°./¡≈. (Table 2) Table 2. Antiviral activity of S. platensis extract against WSSV in P. monodon Treatment WSSV 10-5 (Positive control) LHM 1 (Negative control) S. platensis extract 0.1 mg/ml + WSSV (10-5) S. platensis extract 0.05 mg/ml + WSSV (10-5) S. platensis extract 0.025 mg/ml + WSSV (10-5) S. platensis extract 0.01 mg/ml + WSSV (10-5) S. platensis extract 0.005 mg/ml + WSSV (10-5) S. platensis extract 0.0005 mg/ml + WSSV (10-5) 1 Mortality (%) (No. of dead/No. of test) 100± 0.00a (25/25) 0±0.00b (0/25) 4±8.94b (1/25) 20±14.14c (5/25) 12±17.89bc (3/25) 8±10.95bc (2/25) 100±0.00a (25/25) 100±0.00a (25/25) WSSV infection (%) - (n=0) 23 65 - (n=13) (n=14) (n=0) (n=0) ‰¡àµ‘¥‡™◊ÈÕ (n=13) ‰¡àµ‘¥‡™◊ÈÕ (n=13) ‰¡àµ‘¥‡™◊ÈÕ (n=13) Mortality (%) = (No. of dead shrimp/No. of test shrimp) x 100 Mean values within the same column having the same superscript are not significantly different at 95% levels. Songklanakarin J. Sci. Technol. Vol. 27 (Suppl. 1), 2005 : Aquatic Science Application of Spirulina platensis in black tiger shrimp Hemtanon, P., et al. 258 2. °“√„™â ‰ª√Ÿ‰≈π“„π°“√ªÑÕß°—π‚√§µ—«·¥ß¥«ß¢“«„π Õ“À“√‡¡Á¥„πÕ—µ√“ à«π 0, 0.005, 0.05, 0.5, 5 ·≈– °ÿâß°ÿ≈“¥” 10 °√—¡/Õ“À“√ 1 °°. „Àâ°ßâÿ °‘π‡ªìπ‡«≈“ 7 «—π ‡¡◊Õ Ë ∑¥ Õ∫ °“√„™â ‰ª√Ÿ‰≈π“§«∫§ÿ¡‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“« „π≈Ÿ°°ÿâß°ÿ≈“¥”√–¬–‚æ ∑å≈“√å«“ ‚¥¬°“√º ¡ ‰ª√Ÿ‰≈π“ ·Àâß 0, 5 ·≈– 50 °√—¡/Õ“À“√‰¢àµÿãπ 1 °°. „Àâ≈Ÿ°°ÿâß°‘𠇪ìπ‡«≈“ 3 «—π À≈—ß®“°π—Èππ”¡“∑¥ Õ∫‚¥¬°“√·™à≈Ÿ°°ÿâß „ππÈ”∑’Ë¡’‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«§«“¡‡¢â¡¢âπ 10-2 ‚¥¬ ≈Ÿ°°ÿßâ ∑’°Ë π‘ ‰¢àµπÿã º ¡ ‰ª√Ÿ‰≈π“ 5 °√—¡/°°. ¡’Õµ— √“°“√µ“¬ πâÕ¬°«à“™ÿ¥§«∫§ÿ¡Õ¬à“ß¡’π—¬ ”§—≠∑“ß ∂‘µ‘ (p<0.05) ·≈–‡¡◊ËÕ∑¥ Õ∫°“√µ‘¥‡™◊ÈÕ‚¥¬«‘∏’æ’´’Õ“√åæ∫«à“™ÿ¥§«∫§ÿ¡ ¡’°“√µ‘¥‡™◊ÕÈ ∑—ßÈ 6 ´È” „π¢≥–∑’≈Ë °Ÿ °ÿßâ °‘π‰¢àµπÿã º ¡ ‰ª√Ÿ‰≈π“ 5 °√—¡/°°. ‰¡àæ∫°“√µ‘¥‡™◊ÈÕ∑—Èß 6 ´È” ·≈–™ÿ¥∑’Ë„À≢àµÿãπ º ¡ ‰ª√Ÿ‰≈π“ 50 °√—¡/°°. æ∫°“√µ‘¥‡™◊ÈÕ 1 ´È” Õ—µ√“ °“√µ‘¥‡™◊ÈÕ 16.67% (Table 3) °“√„™â ‰ª√Ÿ‰≈π“„π°“√§«∫§ÿ¡‡™◊ÈÕ‰«√— µ—«·¥ß ¥«ß¢“«„π°ÿâß°ÿ≈“¥”«—¬√ÿàπ ‚¥¬°“√º ¡ ‰ª√Ÿ‰≈π“·Àâß„π ‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«æ∫«à“°ÿâß°ÿ≈“¥”∑’ˉ¥â√—∫Õ“À“√‡¡Á¥ º ¡ ‰ª√Ÿ‰≈π“ 10 °√—¡/°°. ‰¡à¡’°“√µ“¬‡°‘¥¢÷Èπ ·µ°µà“ß ®“°™ÿ¥§«∫§ÿ¡Õ¬à“ß¡’π—¬ ”§—≠∑“ß ∂‘µ‘ (p<0.05) ·≈– ª√– ‘∑∏‘¿“æ°“√ªÑÕß°—π‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“« 100% (Table 4) ‡¡◊ÕË π”°ÿßâ °ÿ≈“¥”∑’√Ë Õ¥µ“¬‰ªµ√«® Õ∫°“√µ‘¥‡™◊ÕÈ ‰«√— ‚¥¬«‘∏’Õ‘¡¡Ÿ‚πŒ’ ‚µ‡§¡‘ µ√’ æ∫«à“°ÿâß°ÿ≈“¥”∑’ˉ¥â√—∫ Õ“À“√‡¡Á¥º ¡ ‰ª√Ÿ‰≈π“ 10 °√—¡/°°. ¡’Õ—µ√“°“√µ‘¥‡™◊ÈÕ ‰«√— µ—«·¥ß¥«ß¢“«πâÕ¬∑’ Ë ¥ÿ √Õß≈ß¡“§◊Õ°ÿßâ °ÿ≈“¥”∑’‰Ë ¥â√∫— Õ“À“√‡¡Á¥º ¡ ‰ª√Ÿ‰≈π“ 5 °√—¡/°°. (Table 4) ´÷ßË ‡π◊ÕÈ ‡¬◊ÕË ∑’µË ¥‘ ‡™◊ÕÈ µ—«·¥ß¥«ß¢“«¡’À≈“¬ à«π ‡™àπ à«π‡Àß◊Õ° (gill) à«π √â“߇¡Á¥‡≈◊Õ¥ (hematopoietic) °≈â“¡‡π◊ÈÕ (mus-cle) ·≈–‡π◊ÈÕ‡¬◊ËÕ‡°’ˬ«æ—π (connective tissue) (Figure 1 AD) ´÷Ëß®–‡ÀÁπ à«π∑’˵‘¥‡™◊ÈÕ‡ªìπ®ÿ¥ ’πÈ”µ“≈‡¢â¡‡¡◊ËÕ‡ª√’¬∫ Table 3. Percent mortality and percent of WSSV infection in postlarvae challenged with WSSV Concentration of dry S. platensis in steamed egg (g/kg) Mortality1 (%) WSSV infection2 (%) 0 5 50 26.25±10.34a 13.50±8.80b 16.83±3.87ab 100 (6/6) 0 (0/6) 16.67 (1/6) 1 Mortality (%) = (No. of dead shrimp/No. of test shrimp) x 100 WSSV infection (%) = (No. of infected replication/ No. of replication) x 100 Mean values within the same column having the same superscript are not significantly different at 95% levels. 2 Table 4. Mortality, protective efficacy and WSSV infection of orally administered S. platensis on WSSV in juvenile P. monodon Concentration of dry S. platensis in pellet (g/kg) 0 (Control) 0.005 0.05 0.5 5 10 Mortality (%)1 (No.of dead /No.of test) protective efficacy (%) WSSV infect (%) 60( 37.42a (30/50) 56(38.47a (28/50) 36(40.99ab (18/50) 52(37.68a (26/50) 28(38.99ab (14/50) 0(0.00b (0/50) 0.00a 6.67a 40.00ab 13.33a 53.33ab 100.00b 75.00 (n=18) 66.67 (n=18) 50.00 (n=18) 83.33 (n=18) 22.22 (n=18) 15.00 (n=20) 1 Mortality (%) = (No. of dead shrimp/No. of test shrimp) x 100 Mean values within the same column having the same superscript are not significantly different at 95% levels «. ߢ≈“π§√‘π∑√å «∑∑. ªï∑’Ë 27 (©∫—∫摇»… 1) 2548 : «“√‘™»“ µ√å 259 ‡∑’¬∫°—∫‡π◊ÈÕ‡¬◊ËÕª°µ‘ (Figure 2 A-B) ∑’ˉ¡à¡’®ÿ¥ ’πÈ”µ“≈ °“√„™â ‰ª√Ÿ‰≈π“„π°“√ªÑÕß°—π‚√§„π°ÿâß°ÿ≈“¥” ªî¬“≈—¬ ‡À¡∑“ππ∑å ·≈–§≥– ‡°‘¥¢÷Èπ Figure 1. Immunohistochemistry of tissue from WSSV infected P. monodon. The dark brown precipitate (arrow) indicates a positive reaction. (A) gill, (B) hematopoietic, (C) muscle and (D) connective tissue. (100X) Figure 2. Immunohistochemistry of tissue from negative control of P. monodon. Show negative reaction. (A) gill and (B) muscle. (100X) Songklanakarin J. Sci. Technol. Vol. 27 (Suppl. 1), 2005 : Aquatic Science Application of Spirulina platensis in black tiger shrimp Hemtanon, P., et al. 260 √ÿªº≈°“√»÷°…“ 1. °“√»÷°…“º≈¢Õß “√ °—¥®“° ‰ª√Ÿ‰≈π“ „π°“√¬—∫¬—Èß ‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«„πÀ≈Õ¥∑¥≈Õß „πªí®®ÿ∫—π‰¥â¡’√“¬ß“π∑“ß«‘∑¬“»“ µ√凰’ˬ«°—∫ “√ °—¥®“°æ◊™µà“ßÊ ∑’Ë¡’ƒ∑∏‘Ï„π°“√µâ“π‡™◊ÈÕ‰«√— ‡™àπ øŸ§Õ¬·¥π (fucoidan) ´÷Ë߇ªìπ “√°≈ÿà¡´—≈‡øµ ‚æ≈’·´§§“√å‰√¥å °—¥‰¥â®“° “À√à“¬ ’π”È µ“≈ ™◊ÕË «à“ Cladosiphon okamuranus “¡“√∂¬—∫¬—Èß°“√‡æ‘Ë¡®”π«π¢Õ߉«√— ™π‘¥ ∑’Ë¡’‡ª≈◊Õ°Àÿâ¡ ‰¥â·°à ‰«√— ‚√§‡√‘¡ (herpes simplex virus, HSV) ‰«√— ‚√§§“ß∑Ÿ¡ (human cytomegalo virus, HCM) ·≈–‰«√— ‡Õ¥ å (human immunodeficiency virus, HIV) ‡ªìπµâπ ‚¥¬¡’°≈‰°¬—∫¬—È߉«√— „π√–¬–∑’ˉ«√— ¡’°“√‡™◊ËÕ¡µ‘¥ °—∫º‘«‡´≈≈å (adsorption) (Baba, et al., 1988) ·≈–´—≈‚ø‰≈ªî¥ (Sulfolipid) ´÷Ë߇ªìπ “√„π°≈ÿà¡°√¥‰¢¡—π (fatty acid) ´÷Ëß °—¥‰¥â®“°·æ≈ß°åµÕπæ◊™ ™◊ËÕ«à“ Lyngbya lagerheimii ·≈– Phormidium tenue “¡“√∂¬—∫¬—È߉«√— ‚√§‡Õ¥ 剥â (Gustafson, et al., 1989) ‡ªìπµâπ ®“° °“√∑¥≈Õß§√—Èßπ’Èæ∫«à“ “√ °—¥®“° ‰ª√Ÿ‰≈π“¡’º≈¬—∫¬—Èß ‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“« Õ¥§≈âÕß°—∫º≈°“√∑¥≈ÕߢÕß Hayashi ·≈–§≥– (1993) ∑’æ Ë ∫«à“ “√ °—¥®“° ‰ª√Ÿ‰≈π“ “¡“√∂¬—∫¬—Èß°“√‡®√‘≠‡µ‘∫‚µ¢Õ߉«√— ‡Õ¥ å ‰«√— ‚√§‡√‘¡ ‰«√— ‰¢âÀ«—¥„À≠à ™π‘¥ A (Influenza A virus) ‰«√— ‚√§ §“ß∑Ÿ¡ ·≈–‰«√— ‚√§À—¥ (Measles virus) ´÷Ë߉«√— ‡À≈à“π’È ‡ªìπ‰«√— ™π‘¥∑’Ë¡’‡ª≈◊Õ°Àÿâ¡ (Enveloped virus) ‡™àπ‡¥’¬« °—∫‰«√— µ—«·¥ß¥«ß¢“« (®‘√“æ√ ·≈–§≥–, 2538) πÕ° ®“°π’È Ayehunie ·≈–§≥– (1998) ‰¥â√“¬ß“π«à“ “√ °—¥ πÈ”®“° ‰ª√Ÿ‰≈π“ “¡“√∂¬—∫¬—È߇™◊ÈÕ‰«√— ‡Õ¥ å „π à«π¢Õß ∑’‡´≈≈å (T-cell) ·≈– à«π√Õ∫πÕ°¢Õ߇¡Á¥‡≈◊Õ¥ (peripheral blood mononuclear cells, PMBC) ‰¥â ‚¥¬ “√ °—¥∑’‰Ë ¥â®“° ‰ª√Ÿ‰≈π“∑’¡Ë º’ ≈¬—∫¬—ßÈ ‰«√— ‡√’¬°«à“ ·§≈‡´’¬¡ ‰ª√Ÿ·≈π (calcium spirulan) ‡ªìπ‚¡‡≈°ÿ≈πÈ”µ“≈‚æ≈’·´§§“‰√¥å ´÷Ëߪ√–°Õ∫‰ª¥â«¬ ·√¡‚π (rhamnose) ‰√‚∫ (ribose) ·¡π‚π (manose) ø√ÿ§‚µ (fructose) °“·≈§‚µ (galactose) ‰´‚≈ (xylose) °≈Ÿ‚§ (glucose) °√¥°≈Ÿ §‘ « ‚√π‘ § (glucuronic acid) °“·≈§∑Ÿ ‚ √π‘ § (galacturonic) ´—≈‡øµ (sulfate) ·≈–‡‡§≈‡´’¬¡ (calcium) πÕ°®“°π’È ·§≈‡´’¬¡ ‰ª√Ÿ·≈π¡’πÈ”Àπ—°‚¡‡≈°ÿ≈‚¥¬ ª√–¡“≥‡∑à“°—∫ 2.6 x 105 ·≈– 3.1 x 105 µ“¡≈”¥—∫‡¡◊ËÕ „™â«‘∏’ gel filtration ·≈– light scattering (Hayashi and Hayashi, 1996) ‚¥¬ Ayehunie ·≈–§≥– (1998) ‰¥â Õ∏‘∫“¬°≈‰°„π°“√∑”ß“π¢Õß “√ °—¥·§≈‡´’¬¡ ‰ª√Ÿ·≈π ‰«â«“à °“√‡¢â“‡°“–¢Õ߉«√— ®–‡¢â“‡°“–∑’‡Ë ¬◊ÕË Àÿ¡â ‡´≈≈å ·µà‡¡◊ÕË ¡’ “√ °—¥®“° ‰ª√Ÿ‰≈𓉫√— ®÷߉¡à “¡“√∂‡®“–ºà“π‡¬◊ÕË Àÿ¡â ‡´≈≈å ∑”„À≫√— ‰¡à “¡“√∂‡æ‘Ë¡®”π«π‰¥â „π¢—Èπ ÿ¥∑⓬ ®–∂Ÿ°°”®—¥‚¥¬°≈‰°°“√ªÑÕß°—π‚¥¬∏√√¡™“µ‘¢Õß√à“ß°“¬ πÕ°®“°π’È Ayehunie ·≈–§≥– (1998) ‰¥â√“¬ß“π°≈‰° °“√¬—∫¬—È߉«√— ‡Õ¥ å¢Õß “√ °—¥®“° ‰ª√Ÿ‰≈π“ ‚¥¬ à«π ¢Õß‚æ≈’·´§§“‰√¥å (polysaccharide) ‡™◊ËÕ¡°—∫ à«π´’¥’ 4 (CD4) ¢Õ߇´≈≈å ∑”„Àâ à«π®’æ’ 120 (gp120) ¢Õ߉«√— ‡Õ¥ å ™π‘¥ 1 ‰¡à “¡“√∂®—∫°—∫ à«π¢Õß´’¥’ 4 ∫πº‘«‡´≈≈å ‰¥â “√ °—¥ ‰ª√Ÿ‰≈π“®÷ß¡’ª√–‚¬™πå„π°“√√—°…“·≈–™à«¬ ¬◊¥√–¬–°“√√—°…“ºŸâªÉ«¬‡Õ¥ åÕÕ°‰ª‰¥â ®“°°“√»÷°…“§«“¡‡¢â¡¢âπ¢Õß “√ °—¥®“° ‰ª√Ÿ‰≈π“„π°“√¬—∫¬—È߇™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«„π°ÿâß°ÿ≈“¥” æ∫ «à“ §«“¡‡¢â¡¢âπ¢Õß “√ °—¥ 0.1 ¡°./¡≈. °ÿâß¡’Õ—µ√“°“√ µ“¬‡©≈’ˬ 4% ´÷Ëß¡’§à“µË”°«à“‡¡◊ËÕ‡∑’¬∫°—∫§à“§«“¡‡¢â¡¢âπ ¢Õß “√ °—¥®“°„∫¡–¡à«ß‡¢’¬«‡ «¬∂÷ß 100 ‡∑à“ (10 ¡°./ ¡≈.) 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Sci. Technol. Vol. 27 (Suppl. 1), 2005 : Aquatic Science Application of Spirulina platensis in black tiger shrimp Hemtanon, P., et al. 262 §«“¡‚ª√àß· ß ·≈–Õ◊ËπÊ) ‡ªìπµâπ ‡æ√“–°“√∑¥≈Õß§√—Èßπ’È ‰¥â∑¥≈Õß„π ¿“«–∑’Ë “¡“√∂§«∫§ÿ¡ªí®®—¬µà“ßÊ ‰¥â ‡™àπ §ÿ≥¿“æÕ“À“√ ·≈–§ÿ≥¿“æπÈ” ´÷ËßÕ“®®–‰¡à‡À¡◊Õπ°—∫ ¿“æ°“√‡≈’Ȭ߮√‘ß∑’ˉ¡à “¡“√∂§«∫§ÿ¡ªí®®—¬ ‰¥â∑ÿ°Õ¬à“ß √–¬–‡«≈“°“√‡°Á∫‡°’¬Ë «·≈–™π‘¥¢Õߪÿ¬Ü ∑’„Ë ™â‡≈’¬È ß ‰ª√Ÿ‰≈π“ Õ“®¡’º≈µàÕª√– ‘∑∏‘¿“æ„π°“√¬—∫¬—È߉«√— µ—«·¥ß¥«ß¢“« ·µ°µà“ß°—π‰¥â ‡™àπ °“√∑¥ Õ∫¢Õß Unander ·≈–§≥– (1990 Õâ“ß‚¥¬ ∂“æ√ ·≈–§≥–, 2540) æ∫«à“ “√ °—¥∑’Ë ‰¥â®“°À≠â“„µâ„∫ (Phyllanthus urinaria) ∑’ˉ¥â√—∫ªÿܬ¡’ ƒ∑∏‘Ϭ—∫¬—È߉«√— Ÿß‡ªìπ 2 ‡∑à“ ¢ÕßÀ≠â“„µâ„∫∑’˪≈Ÿ°„π·À≈àß ∑’‰Ë ¡à„™âª¬ÿÜ ®÷ß§«√¡’°“√»÷°…“‡æ‘¡Ë ‡µ‘¡„π à«ππ’¥È «â ¬ πÕ°®“° π’È ‘Ëß∑’˧«√§”π÷ß∂÷ßÕ’°Õ¬à“ßÀπ÷Ëß §◊Õµâπ∑ÿπ ‡π◊ËÕß®“° ‰ª√Ÿ‰≈π“·Àâ߇°√¥ ”À√—∫ —µ«å∑’Ë¡’¢“¬µ“¡∑âÕßµ≈“¥ √“§“ ª√–¡“≥ 400-600 ∫“∑/°°. ´÷ËßÀ“°„™âµ“¡Õ—µ√“ à«π∑’Ë ‰¥â®“°°“√∑¥≈Õß§√—Èßπ’È §◊Õ 10 °√—¡/Õ“À“√ 1 °°. ®– ∑”„Àâ√“§“Õ“À“√°ÿâß¡’µâπ∑ÿπ‡æ‘Ë¡¢÷Èπ 4-6 ∫“∑ ¥—ßπ—ÈπÀ“° ®–π” ‰ª√Ÿ‰≈π“¡“„™â §«√»÷°…“°“√≈¥µâπ∑ÿπ°“√º≈‘µ ‰ª√Ÿ‰≈π“ ‡™àπ °“√‡≈’È¬ß ‰ª√Ÿ‰≈π“„ππÈ”∑‘Èß®“°‚√ßß“π Õÿµ “À°√√¡ ( √«‘», 2543) °‘µµ‘°√√¡ª√–°“» ß“π«‘®—¬‡√◊ËÕßπ’ȇªìπ à«πÀπ÷ËߢÕß«‘∑¬“π‘æπ∏å‡√◊ËÕß "º≈¢Õß “√µâ“π‰«√— ·≈– “√µâ“π·∫§∑’‡√’¬®“° ‰ª√Ÿ‰≈π“ (Spirulina platensis) „π°“√ªÑÕß°—π‚√§µ‘¥‡™◊ÈÕ®“°‰«√— µ—«·¥ß¥«ß¢“« ·≈– Vibrio harveyi „π°ÿßâ °ÿ≈“¥”" ´÷ßË ‰¥â √— ∫ °“√ π— ∫ πÿ π ß∫°“√«‘ ®— ¬ ®“°∑ÿ π Õÿ ¥ Àπÿ π °“√∑” «‘ ∑ ¬“π‘æπ∏å∫—≥±‘µ»÷°…“ ¡À“«‘∑¬“≈—¬«≈—¬≈—°…≥å ·≈– »Ÿπ¬åæ—π∏ÿ«‘»«°√√¡·≈–‡∑§‚π‚≈¬’·Ààß™“µ‘ (BT-B-06-50— ™‘πÈ π’ È ”‡√Á®≈ÿ≈«à ߉ª¥â«¬¥’ ¢Õ¢Õ∫§ÿ≥ 48-443) ∑”„Àâß“π«‘®¬ §ÿ≥«’√– ‡®√‘≠æ—°µ√å À—«Àπâ“ ∂“π’‡æ“–‡≈’È¬ß —µ«åπÈ” ™“¬Ωíòßπ§√»√’∏√√¡√“™ ·≈– §ÿ≥æ‘…≥ÿ π“Õπ—πµå ºŸâÕ”π«¬°“√»Ÿπ¬åæ—≤π“ ª√–¡ßæ◊Èπ∑’Ë≈ÿà¡πÈ”ª“°æπ—ß Õ—π ‡π◊ËÕß¡“®“°æ√–√“™¥”√‘ ∑’ËÕπÿ‡§√“–Àåæ—π∏ÿå°ÿâß°ÿ≈“¥” ¢Õ ¢Õ∫§ÿ≥ §ÿ≥Õ√«√√≥ ∫ÿµ√¥’ §≥– —µ«·æ∑¬»“ µ√å ¡À“«‘∑¬“≈—¬‡°…µ√»“ µ√å «‘∑¬“‡¢µ°”·æß· π∑’„Ë Àâ§«“¡ Õπÿ‡§√“–Àå„π°“√µ√«® Õ∫¥â“π‡π◊ÈÕ‡¬◊ËÕ·≈–°“√µ‘¥‡™◊ÈÕ ‰«√— µ—«·¥ß¥«ß¢“« ‡Õ° “√Õâ“ßÕ‘ß ®‘√“æ√ ‡°…√®—π∑√å ‘∑∏‘ ∫ÿ≥¬√—µº≈‘π ‡√«—µ√ §ßª√–¥‘…∞å ·≈– Õÿ…≥’¬å ‡Õ°ª≥‘∏“πæß»å. 2538. ‰«√— √Ÿª·∑àß “‡Àµÿ ¢Õß‚√§µ—«·¥ß¥«ß¢“«„π°ÿâß°ÿ≈“¥”. ‡Õ° “√«‘™“°“√ ©∫—∫∑’Ë 3/2538. ∂“∫—π«‘®—¬°“√‡æ“–‡≈’È¬ß —µ«åπÈ”™“¬Ωíòß, ߢ≈“. 10 π. ™≈‘¥“ ™¡“ππ∑å ¡¿æ √ÿßà ÿ¿“ ·≈– «’≥“ ‡§¬æÿ¥´“. 2540. °“√»÷ ° …“ƒ∑∏‘Ï ¢ Õß “√ °— ¥ ®“°„∫¡–¡à « ßµà Õ ‡™◊È Õ ‰«√— À—«‡À≈◊Õß ·≈–‡™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«„π°ÿâß°ÿ≈“¥”, ®ÿÓ≈ß°√≥å¡À“«‘∑¬“≈—¬, °√ÿ߇∑æœ. 41 π. ™“≠‡¥™ «—ß –«‘∫Ÿ≈¬å. 2543. º≈¢Õß°“√„™â§≈Õ‡√≈≈“„π°“√ Õπÿ∫“≈≈Ÿ°°ÿâß°ÿ≈“¥”√–¬–‚æ ∑å≈“√å«“ (æ’ 5-æ’ 15) ∑’Ë„Àâ Õ“À“√¡’™«’ µ‘ ·≈–‰¡à¡™’ «’ µ‘ .«‘∑¬“π‘æπ∏åª√‘≠≠“¡À“∫—≥±‘µ “¢“°“√‡æ“–‡≈’È¬ß §≥–ª√–¡ß ¡À“«‘∑¬“≈—¬‡°…µ√»“ µ√å, °√ÿ߇∑æœ. ∑‘æ¬å«√√≥ ª√‘æ—≤π“ππ∑å. 2542. ·π«∑“ß°“√º≈‘µÕ“À“√°ÿâß ¥â«¬µ—«‡Õß °“√‡µ√’¬¡·≈–‡∑§π‘§°“√„ÀâÕ“À“√°ÿâß°ÿ≈“¥”. π. 21-26. „π ‡Õ° “√ª√–°Õ∫°“√ —¡¡π“«‘™“°“√ ¡À“«‘ ∑ ¬“≈— ¬ «≈— ¬ ≈— ° …≥å · ≈–»Ÿ π ¬å æ— π ∏ÿ «‘ » «°√√¡·≈– ‡∑§‚π‚≈¬’ ™’«¿“æ·Ààß™“µ‘, π§√»√’∏√√¡√“™. ∏‘¥“ ‡æ™√¡≥’. 2542. §Ÿà¡◊ժؑ∫—µ‘°“√°“√Õπÿ∫“≈≈Ÿ°°ÿâß°ÿ≈“¥” ‚¥¬‰¡à„™âÕ“√å∑’‡¡’¬. ∂“∫—π«‘®—¬°“√‡æ“–‡≈’È¬ß —µ«åπÈ” ™“¬Ωíòß, ߢ≈“. 12 π. ≈‘≈“ ‡√◊Õß·ªÑπ ∂“æ√ ¥‘‡√°∫ÿ…√“§¡ ‡¬“«π‘µ¬å ¥π¬¥≈ ∏‘¥“ ‡æ™√¡≥’ ¬ß¬ÿ∑∏ ª√’¥“≈—¡¿–∫ÿµ√ ·≈– ®‘µ‡°…¡ ®— π ∑√å ºà Õ ß. 2543. ª√– ‘ ∑ ∏‘ ¿ “æ·≈–º≈°√–∑∫¢Õß °“√„™âæ≠“¬Õ (Clinacanthus nutants) ªÑÕß°—π‚√§ ‰«√— „π°ÿâß°ÿ≈“¥”. π. 15. „π ∫∑§—¥¬àÕ°“√ª√–™ÿ¡ —¡¡π“«‘™“°“√ª√–®”ªï 2543 °Õ߇擖‡≈’È¬ß —µ«åπÈ” ™“¬Ωíòß °√¡ª√–¡ß °√–∑√«ß‡°…µ√·≈– À°√≥å, °√ÿ߇∑æœ. ∂“æ√ ¥‘‡√°∫ÿ…√“§¡ ‡§√◊Õ«—≈¬å ÕàÕπ∑Õß ¡æ√ √ÿàß°”‡π‘¥«ß»å ·≈– π‘æ—∑∏å ‚™µ‘°“√. 2540. ƒ∑∏‘Ï¢Õß “√ °—¥®“° ¡ÿ π ‰æ√∫“ß™π‘ ¥ µà Õ ‡™◊È Õ ‰«√— ∑’Ë ∑”„Àâ ‡ °‘ ¥ ‚√§µ— « ·¥ß ¥«ß¢“«„π°ÿâß°ÿ≈“¥”. π. 145-150. „π °“√ª√–™ÿ¡ «‘™“°“√¢Õß¡À“«‘∑¬“≈—¬‡°…µ√»“ µ√å §√—Èß∑’Ë 35 “¢“ ª√–¡ß «‘∑¬“»“ µ√å «‘»«°√√¡»“ µ√å §À°√√¡»“ µ√å °“√®—¥°“√∑√—欓°√·≈– ‘Ëß·«¥≈âÕ¡ »÷°…“»“ µ√å ·≈– ‡»√…∞»“ µ√å, 3-5 °ÿ¡¿“æ—π∏å 2540. ¡À“«‘∑¬“≈—¬ ‡°…µ√»“ µ√å, °√ÿ߇∑æœ. √«‘» ‡ºà“∑Õß»ÿ¢. 2543. “À√à“¬: »—°¬¿“æ°“√«‘®—¬·≈– æ—≤π“‡æ◊ËÕ°“√„™âª√–‚¬™π宓° “À√à“¬„πª√–‡∑»‰∑¬. ‚√ßæ‘¡æå·Ààß®ÿÓ≈ß°√≥å¡À“«‘∑¬“≈—¬, °√ÿ߇∑æœ. 356 π. «. ߢ≈“π§√‘π∑√å «∑∑. ªï∑’Ë 27 (©∫—∫摇»… 1) 2548 : «“√‘™»“ µ√å 263 ‘ √‘ ≈— ° …≥å ‡®√‘ ≠ º≈. 2545. °“√‚§≈π¬’ π ·≈–º≈‘ µ ‚ª√µ’ π ‚§√ß √â“ß à«π ”§—≠¢Õ߇™◊ÈÕ‰«√— µ—«·¥ß¥«ß¢“«„π°ÿâß °ÿ≈“¥”. «‘∑¬“π‘æπ∏åª√‘≠≠“¡À“∫—≥±‘µ “¢“æ—π∏ÿ«‘»«°√√¡¡À“«‘∑¬“≈—¬‡°…µ√»“ µ√å, °√ÿ߇∑æœ. 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