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              √à“ß°“¬¡’°“√º≈‘μ “√μâ“πÕπÿ¡Ÿ≈Õ‘ √– (antioxidant)  tichannel micropipette ¢π“¥ 20-200 μL

              „ÀâÕ¬Ÿà„π¿“«–∑’Ë ¡¥ÿ≈√–À«à“ß “√μâ“πÕπÿ¡Ÿ≈Õ‘ √–  (Finnpipette), Rotary evaporator (Heidolph),
              °—∫Õπÿ¡Ÿ≈Õ‘ √–∑’ˇ°‘¥¢÷Èπ ·μà∂â“¡’ª√‘¡“≥Õπÿ¡Ÿ≈Õ‘ √–  UV-Vis Spectrophotometer √ÿàπ Genesys 10 UV-

              ¡“°‡°‘π°«à“∑’Ë√à“ß°“¬®–¬—∫¬—ÈßÀ√◊Õμâ“π‰¥â ®–‡°‘¥  Vis (Spectronic), ‡§√◊ËÕß™—Ë߉øøÑ“∑»π‘¬¡ 2 μ”·Àπàß
              ¿“«–‡§√’¬¥ÕÕ°´‘‡¥™—π (oxidative stress) ¢÷Èπ  √ÿàπ TB-2002 (Denver Instrument), ‡§√◊ËÕß™—Ëß
              ∑”„À⇰‘¥§«“¡‡ ’¬À“¬μàÕ‡π◊ÈÕ‡¬◊ËÕ·≈–Õ«—¬«–μà“ß Ê  ‰øøÑ“∑»π‘¬¡ 4 μ”·Àπàß √ÿàπ ab204-s 2/fact
                                 [4]
              𔉪 Ÿà°“√‡°‘¥‚√§μà“ß Ê  ‡™àπ ‚√§¡–‡√Áß ‚√§Õ—≈  (mettler toledo)
              ‰´‡¡Õ√å ‚√§μ—∫ ‚√§‰¢¢âÕÕ—°‡ ∫ §«“¡™√“ ‚√§‡∫“     “√‡§¡’ ‡™àπ Aluminium chloride (AlCl )
                                                                                                3
              À«“π ¿“«–À≈Õ¥‡≈◊Õ¥μ’∫À√◊Õμ—π ·≈–¿“«–πÈ”Àπ—°  (Ajax Finechem), Catechin (Sigma-Aldrich
                 [5-6]
              ‡°‘π    “√μâ“πÕπÿ¡Ÿ≈Õ‘ √–®“°¿“¬πÕ°√à“ß°“¬®÷ß  Chemie), DPPH (2, 2-diphenyl-1-picrylhydrazyl
              πà“®–®”‡ªìπ„π°“√™à«¬ªÑÕß°—π‚√§ ®“°√“¬ß“π°“√  radical) (Merck), Ethanol (Merck), Methanol

              «‘®—¬ æ∫«à“ æ◊™ º—° º≈‰¡â ·≈– ¡ÿπ‰æ√ ¡’ƒ∑∏‘Ïμâ“π  (QReC), Folin-Ciocalteuûs reagent (Merck),
              Õπÿ¡Ÿ≈Õ‘ √– ‡π◊ËÕß®“°¡’ “√®”æ«° «‘μ“¡‘π´’ «‘μ“¡‘πÕ’  Gallic acid (Sigma-Aldrich Chemie), Sodium
              ·Õ≈ø“‚μ‚°øî√Õ≈ ·§‚√∑’πÕ¬¥å ø≈“‚«πÕ¬¥å ·≈–   hydroxide (NaOH) (Merck), Sodium nitrite
                    [5,7]
              øïπÕ≈‘°                                     (NaNO ) (Ajax Finechem), Sodium acetate
                                                                2
                   „π∑“ß°“√·æ∑¬å·ºπ‰∑¬¡’°“√π”μ”√—∫¬“À√◊Õ  buffer (3H O), acetic acid, Hydrochloric (HCl),
                                                                  2
               ¡ÿπ‰æ√∫”√ÿß°”≈—ß ¡“„™âª√—∫ ¡¥ÿ≈„π√à“ß°“¬ ·≈–  Ferrous sulphate

              ‡æ◊ËÕªÑÕß°—π°“√‡°‘¥‚√§ ¥—ßπ—Èπ ß“π«‘®—¬π’È®÷ß∑”°“√
                                                          «‘∏’°“√»÷°…“
              ª√–‡¡‘π‡∫◊ÈÕßμâπ„πÀ≈Õ¥∑¥≈Õß∂÷߃∑∏‘Ïμâ“πÕπÿ¡Ÿ≈

              Õ‘ √–„πμ”√—∫¬“À√◊Õ ¡ÿπ‰æ√∫”√ÿß°”≈—ß®“°À¡Õ       1. °“√‡°Á∫√«∫√«¡¢âÕ¡Ÿ≈
              æ◊Èπ∫â“π∑’Ë∑”ß“π„π‚√ß欓∫“≈°“√·æ∑¬å·ºπ‰∑¬          ‡°≥±å°“√§—¥‡≈◊Õ°μ”√—∫¬“À√◊Õ ¡ÿπ‰æ√
               °≈π§√ À≈«ßªŸÉ·øÖ∫  ÿ¿—∑‚∑ ´÷Ë߇ªìπ¿Ÿ¡‘ªí≠≠“∑’Ë  §◊Õ ‡ªìπæ◊™«—μ∂ÿ ¡’ √√æ§ÿ≥∫”√ÿß°”≈—ß ¢ÕßÀ¡Õæ◊Èπ

              À¡Õæ◊Èπ∫â“π‰¥â —Ëß ¡¡“π“π ·≈–‡æ◊ËÕ„™â‡ªìπ¢âÕ¡Ÿ≈  ∫â“π∑’Ë∑”ß“π„π‚√ß欓∫“≈°“√·æ∑¬å·ºπ‰∑¬
              ª√–°Õ∫°“√μ—¥ ‘π„®°“√æ—≤π“º≈‘μ¿—≥±å ”À√—∫     °≈π§√ À≈«ßªŸÉ·øÖ∫  ÿ¿—∑‚∑ ‚¥¬ à«πª√–°Õ∫

              „™â„π ∂“π∫√‘°“√ ÿ¢¿“æμàÕ‰ª                  ¢Õß ¡ÿπ‰æ√„π·μà≈–μ”√—∫‰¥â· ¥ß„πμ“√“ß∑’Ë 1
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                                                          ¡“≈â“ß∑”§«“¡ –Õ“¥ ·≈â«∑”°“√¬àÕ¬¢π“¥ (∫¥
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                   Õÿª°√≥å∑’Ë„™â„π°“√»÷°…“ ‰¥â·°à Hot air oven  ¢«¥·°â«Ω“‡°≈’¬« ·≈â«‡μ‘¡ 95% ‡Õ∑“πÕ≈≈߉ª®π

              (Venticell), Micropipette ¢π“¥ 2-20 μL, 20-200  ∑à«¡ºß¬“ À¡—°‡ªìπ‡«≈“ 7 «—π ∑”´È” 3 §√—Èß ®“°
              μL ·≈– 100-1000 μL (Select BioProducts), Mul-  π—Èππ” “√ °—¥¡“°√Õߥ⫬°√–¥“…°√Õ߇∫Õ√å 1
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