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£µ¡š¸É 3 Áž¦¸¥Áš¸¥ expression pattern °Š TDFH2-1 TDFT5-3 TDFT20-1 ¨³TDFT21-6 š¸Éŗo ‹µ„„µ¦ª·Á‡¦µ³®r —oª¥
Áš‡œ·‡ cDNA-AFLP (A) ¨³ RT-PCR (B) ĜÁž¨º°„ °Š¥µŠ¡µ¦µµ¥¡´œ›»r BPM24„¨»n¤š¸É—Š°µ„µ¦Áž¨º°„®o ŠÂ¨³
„¨»n¤ž„˜·
¥¸œš¸É ¤¸„µ¦Â—Š°°„ÄœÁž¨º°„°n°œ¥µŠ¡µ¦µš¸É¤¸°µ„µ¦Áž¨º°„®oŠ¤µ„„ªnµ˜oœž„˜·
TDFT5-1, TDFT5-2 ¨³TDFT5-3, Á®¤º°œ„´ ¥¸œ pectin acetylesterase, TDFT13-1 Á®¤º°œ„´ ¥¸œ zinc finger
protein, TDFT20-1 Á®¤º°œ„´¥¸œ severe drought-stressed, TDFT21-1 Á®¤º°œ„´¥¸œ eqilibrative nucleoside transporter
¨³TDFT21-6 Á®¤º°œ„´¥¸œ gibberellin receptor (GID1) ˜µ¤¨Îµ—´ pectin acetylesterase, eqilibrative nucleoside
transporter ¨³ gibberellin receptor ¤¸šµšnŠÁ¦·¤ program cell death ×¥ pectin acetylesterase Á¦nŠž’· „·¦·¥µ„µ¦
Á‡¨ºÉ°œ¥o µ¥®¤¼n°³Ž·˜·¨ šÎµÄ®o pectin Ž¹ÉŠÁž}œ°Š‡rž¦³„°ÄœÃ‡¦Š¦oµŠ cell wall °Š¡º ™¼„šÎµ¨µ¥ šÎµÄ®o Á„·—„µ¦˜µ¥ °Š
ÁŽ¨¨r (Shevchik et al., 1997) severe drought-stressed ¤¸šµššÎµÄ®o °´˜¦µ„µ¦Á‹¦·Á˜·Ã˜˜É娊 °´ ˜¦µ„µ¦´ŠÁ‡¦µ³®r
—oª¥ÂŠ˜É娊 „µ¦´ŠÁ‡¦µ³®rœÊ嘵¨Â¨³ÂžjŠÄœ¡ºœo°¥¨Š nŠÁ¦· ¤„µ¦Á„·— reactive oxygen species (ROS) ¨³œÎµÅž¼n
program cell death (Bahaji et al., 2002) eqilibrative nucleoside transporter Áž}œ membrane integral protein ¤¸ šµš
Á„¸É¥ª„´„µ¦Á‡¨ºÉ°œ¥o µ¥ nucleoside Ÿnµœ membrane ÁœºÊ°Á¥ºÉ° °Š¡ºš¸ÉÁ oµ¼n¦³¥³¦µ£µ¡ (senescence) ‹³¤¸„µ¦Á‡¨ºÉ°œ¥o µ¥
nucleoside °°„‹µ„ÁŽ¨¨r¤µ„„ªnµÁŽ¨¨r °ŠÁœºÊ°Á¥ºÉ°ž„˜· ÁœºÉ°Š‹µ„¤¸ „µ¦¨µ¥Ã¤Á¨„»¨ °Š RNA ¨³ DNA Á¡ºÉ°
Á‡¨ºÉ°œ¥o µ¥Åž¥´ŠÁŽ¨¨r°ŠÁœºÊ°Á¥ºÉ°š¸É„ε¨´ŠÁ‹¦· Á˜·Ã˜ Ž¹ÉŠ„µ¦¨µ¥ °ŠÃ¤Á¨„»¨ °Š RNA ¨³ DNA šÎµÄ®o Á„·— program
cell death ÁœºÊ °Á¥ºÉ°—´Š„¨nµª‹³¤¸ „µ¦Â—Š°°„ °Š¥¸œ eqilibrative nucleoside transporter ¤µ„„ªnµÁŽ¨¨r °ŠÁœºÊ°Á¥ºÉ°ž„˜·
(Guangyong et al., 2003) nªœ gibberellin receptor ¤¸šµšÄœ„µ¦Á¡·É¤ gibberellin ĜÁŽ¨¨r Ž¹ÉŠn ŠÁ¦·¤Ä®o Á„·— ROS
¨³œÎµÅž¼n program cell death (Hoeberrichts and Woltering, 2002) zinc finger protein Áž}œÃž¦˜¸œš¸É šÎµ®œoµš¸ÉÁž}œ
transcription factor ¥¸œÄœ„¨»n¤œ¸Ê¤¸„µ¦Â—Š°°„¤µ„Á¤ºÉ°·ÉŠÂª—¨o°¤Å¤nÁ®¤µ³¤ Ánœ ¡º µ—œÊ宦º°Á„·—µ—Ÿ¨Â¨³™¼„
TDFH2-1
TDFT5-3
TDFT20-1
TDFT21-6
A B
Healthy TPD Healthy TPD