qPCR用EvaGreen

363
qPCR䈮ᦨㆡ䈭✛⦡Ⱟశ⦡⚛
qPCRဇEvaGreenTM
EvaGreenTM 䈲ቯ㊂⊛real-time PCR䋨qPCR䋩䈮䉋䉍ㆡ䈚䈢✛⦡Ⱟశ⦡⚛䈪䈜䇯
․㐳
䃂㩷㪧㪚㪩෻ᔕ䉕䈾䈫䉖䈬㒖ኂ䈚䈭䈇
䃂㩷㕖Ᏹ䈮ᒝ䈇Ⱟశᒝᐲ
䃂㩷ථ⿧䈚䈢቟ቯᕈ
䃂㩷ఝ䉏䈢ㆡวᕈ
䂓㩷ⰯశᒝᐲᲧセ
Relative Fluorescence
7000
EvaGreen:
A␠⵾ຠ:ٌ
6000
5000
4000
3000
105
104
103
30
35
102
101
2000
1000
0
0
5
10
15
20
25
40
45
50
Cycle Number
࿑1. EvaGreenTM䋨྾ⷺ䋩䈫᳢↪A␠⵾ຠ䋨ਃⷺ䋩䉕↪䈇䈢䇮
䊍䊃ᨴ⦡૕DNAቯ㊂䈮䈍䈔䉎PCR䈱േ⊛䈭䊒䊨䉾䊃䈪䈜䇯᳢
↪A␠⵾ຠ䉕↪䈇䈢DNAჇ᏷䈲䇮⥋ㆡỚᐲ䈪ⴕ䈇䉁䈚䈢䇯
EvaGreenTM䈱Ⱟశᒝᐲ䈲᳢↪䈘䉏䈩䈇䉎A␠⵾ຠ䈱Ⱟశ
䉋䉍䉅ᢙ୚ᒝ䈒䈭䉍䉁䈜䇯
䂓 PCR䈻䈱ᓇ㗀
᳢↪A␠⵾ຠ䈫䈲ኻᾖ⊛䈮EvaGreenTM䈲PCR෻ᔕ䉕䈾䈫䉖䈬㒖ኂ䈚䉁䈞䉖䋨࿑2䈍䉋䈶࿑3䋩䇯
EvaGreenTM Gives Cleaner, Sharper and
Stronger Melting Peaks
EvaGreenTM Shows Little Inhibition to PCR
9000
A␠⵾ຠ 1x
A␠⵾ຠ 0.5x
EvaGreen 1x
EvaGreen 0.5x
8000
7000
6000
Relative Fluorescence
Change-d(RFU)/dT
Relative Fluorescence
૶↪଀
5000
4000
3000
2000
1000
EvaGreenTM
A␠⵾ຠ
extra peak
0
0
10
20
30
40
50
Cycle number
80
85
Temperature (oC)
90
80
85
90
Temperature (oC)
࿑2. EvaGreenTM䈫᳢↪A␠⵾ຠ䉕䈠䉏䈡䉏2⒳㘃
࿑3. 4䈧䈱⇣䈭䉎PCR↥‛䈮䈧䈇䈩EvaGreenTM䈫
䈱⇣䈭䉎Ớᐲ䈪↪䈇䈢PCRჇ᏷䇯᳢↪A␠⵾ຠ䈲1
᳢↪A␠⵾ຠ䉕↪䈇䈢႐ว䈱DNA䊜䊦䊁䉞䊮䉫ᦛ✢
୚䈱Ớᐲ䋨OD䌾0.05䋩䈪᦭ᗧ䈭PCR㒖ኂ䉕⿠䈖䈜
⸃ᨆ䇯TBP䋨䂾䋩䇮SDHA䋨䂦䋩䇮RPL4䋨䂺䋩䇮 HMBS䋨䂔䋩䇯
TM
䈱䈮ኻ䈚䇮EvaGreen 䈪䈲㒖ኂ䈲⷗䉌䉏䉁䈞䉖䋨ᝌ
᳢↪A␠⵾ຠ䈏PCR䉕᦭ὑ䈮㒖ኂ䈜䉎⚿ᨐ䇮ౣ⃻ᕈ
౉࿑䉕ෳᾖ䋩䇯
䈱䈭䈇૛ಽ䈭Ⲣ⸃䊏䊷䉪䈱ᒻᚑ䈏⷗䉌䉏䉁䈜䇯
⵾ຠ⺑᣿
䂓㩷቟ቯᕈ
䈘䉌䈮䇮ਇ቟ቯ䈫ႎ๔䈘䉏䈩䈇䉎᳢↪A␠⵾ຠ䈫䈲⇣䈭䉍䇮EvaGreenTM䈲䉝䊦䉦䊥ᕈ᧦ઙਅ䈅䉎䈇䈲
㉄ᕈ᧦ઙਅ䈪䉅䇮ᾲ䉇ട᳓ಽ⸃䈮ኻ䈚䈩㕖Ᏹ䈮቟ቯ䈚䈩䈇䉁䈜䋨࿑4䋩䇯
Relative Fluorescence
EvaGreenTM is Highly Stable
120%
100%
80%
60%
40%
20%
࿑㪋㪅㩷㩷 㪐㪍㷄䈪䈱㪛㪥㪘ሽ࿷ਅ䈮䈍䈔䉎㪜㫍㪸㪞㫉㪼㪼㫅㪫㪤䈱቟ቯᕈ
0%
0
5
10
15
20
25
30
35
40
Time (min.) at 96oC
䉕␜䈚䈩䈇䉁䈜䇯⋧ኻᲧセ䈜䉎Ⱟశ୯䈲㪍㪇㷄䈪᷹ቯ䈘䉏䇮
ᤨ㑆䈲㪐㪍㷄䈮⛽ᜬ䈚䈢䊃䊷䉺䊦ᤨ㑆䉕␜䈚䈩䈇䉁䈜䇯
䂓㩷ๆ෼䉴䊕䉪䊃䊦
Emission
Excitation
EvaGreenTM䈱ๆ෼䈍䉋䈶⊒శ䉴䊕䉪䊃䊦䈲 ᳢↪A␠⵾ຠ䈅䉎䈇䈲FAM䈮㘃ૃ䈚䈩䈇䉎䈱䈪䇮
EvaGreenTM䈱Ⱟశ᷹ቯ䈮䈲䇮ห䈛శቇ᷹ቯ䈱⸳ቯ䉇ⵝ⟎䉕೑↪䈜䉎䈖䈫䈏಴᧪䉁䈜䋨࿑5䋩䇯
400
450
500
550
ଔᩰ⴫
䈱ബ⿠䈍䉋䈶Ⱟశ⊒శ䉴䊕䉪䊃䊦䉕␜䈚䈩䈇䉁䈜䇯㕍⦡䈱
✢䈲ബ⿠䉴䊕䉪䊃䊦䇮✛⦡䈱✢䈲Ⱟశ⊒శ䉴䊕䉪䊃䊦䉕␜
600
Wavelength (nm)
ෳ⠨ᢥ₂
࿑5. PBSਛ䈮䈍䈔䉎ੑ㊀㎮DNAሽ࿷ਅ䈪䈱EvaGreenTM
䈚䈩䈇䉁䈜䇯
Karsai et al. BioTechniques 32(4), 790 (2002)
⵾ຠฬ
⾂ᴺ
ࡔ࡯ࠞ࡯⵾ຠ⇟ภ
ኈ㊂
ଔᩰ
EvaGreenTM, 20˜
-20͠
31000
5˜1 ml
34,100
EvaGreenTM qPCR BasicMix 2˜*
-20͠
31001
3˜1.7 ml
34,100
*Basic Mix 䈮䈲㩷qPCR 䉕ⴕ䈉䈱䈮ᔅⷐ䈭䉅䈱ో䈩㩷(Taq㉂⚛䉕㒰䈒) 䈏฽䉁䉏䈩䈇䉁䈜䇯
ߏᵈᗧ˴⹜㛎࡮⎇ⓥ↪એᄖߦߪߏ૶↪ߒߥ޿ߢਅߐ޿‫ޕ‬
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