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[ÖÐͼ·ÖÀàºÅ] R 282.71 [ÎÄÏ×±êʶÂë] A
[ÎÄÕ±àºÅ] 0258-879X(2000)10-0904-03
Tissue culture and rapid regeneration of Hypericum perforatum
DING Ru-Xian, XU Tie-Feng, ZHANG Han-Ming
(Department of Pharmacognosy, Colle ge of Pharmacy, Second Military Medical University, Shanghai 200433, China)
[ABSTRACT]Objective: To study the proper medium for tissue c ulture of the explants from Hypericum perforatum. Methods: The root, stem with node and leaf of the Hypericum perforatum seedling wer e used as explants, and cultured in basic Murashige and Skoog (MS) medium supple mented with different kinds and different concentrations of hormones. The callus , buds and roots were induced. The cultivation of the tube seedling were carried out. Results: Different hormones and explants had different eff ects on the induction of callus and the formation of buds. 2,4-D could promote the formation of the callus of Hypericum perforatum. Among cytokinins, 6-B A had great effect on the formation of buds, but the effects of KT and ZT were insignificant. The combination of NAA 1 mg/L and 6-BA 0.2 mg/L was found most effective in promoting the rooting of Hypericum perforatum. Conclusi on: The results indicate that the callus is easy to be induced when MS m edium supplemented with 2,4-D. The root of explants is most suitable for the ro sette bud rapid induction.
[KEY WORDS] Hypericum perforatu m; tissue culture; callus; culture media
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2.1 ÓúÉË×éÖ¯ÓÕµ¼ ½á¹û¼û±í1¡£´Ó±í1½á¹û¿ÉÒÔ¿´³ö£¬2,4-DÓÐÀûÓÚ´Ù½øÓúÉË×é Ö¯µÄÐγɣ¬ÌرðÊǼÓÈëCHºóÄÜÏÔÖøÌá¸ßÓúÉ˵ÄÓÕµ¼ÂÊ¡£6-BAµÄ¸ßŨ¶ÈÒ²ÓнÏÇ¿µÄ¸¨Öú×÷Óà ¡£ÔÚ2ºÅÅä·½ÉÏ£¬10 d×óÓÒ¸ùÊ×ÏÈÔÚ½Ó´¥ÅàÑø»ù´¦¿ªÊ¼Åò´ó²¢ÓúÉË»¯£¬É«Ôó·¢Â̲¢ÉԺ죬ÒÔ ºóÓúÉË»¯Öð½¥¼ÓËÙÀ©´óµ½Õû¸öÍâÖ²Ìå¡£ÓúÉË×éÖ¯Á¬½Ó½Ï½ô£¬ÓеãÕ³³í¡£¾¥µÄÓúÉË¿ªÊ¼¼°³Ì¶È Òª´ÎÓÚ¸ù¡£Ò¶µÄÓúÉËÓÕµ¼ÂÊ×î²î£¬ÔÚ4ÖÖ¼¤ËØÅä±ÈÖУ¬Ðí¶àÍâÖ²ÌåÒ¶¾¹ýÒ»¶Îʱ¼äºó¶¼¿ÝËÀ ÁË¡£ÎÒÃÇÒ²³¢ÊÔÁËÆäËûÉú³¤ËØIAA£¬IBA£¬ÆäÓúÉËÓÕµ¼Âʶ¼ºÜµÍ£¬ÓÐЩË俪ʼÉÔÓú£¬µ«¾¹ýÒ» ¶Îʱ¼äºóÔòת±äΪ´ÔÉúÑ¿¡£
±í 1 ÓúÉËÓÕµ¼½á¹û
Tab 1 Results of callus induction No.
MS medium supplemented
with different hormones
(¦ÑB/mg*L-1)
Root
Stem
Leaf
No. of
explants
No. of
callus
Inducing
rate (%)
No. of
explants
No. of
callus
Inducing
rate (%)
No. of
explants
No. of
callus
Inducing
rate (%)
1
2,4-D(0.2)+6-BA(1)
58
8
14
54
10
54
56
6
11
2
2,4-D(0.5)+6-BA(1)+CH(500)
56
56
100
55
52
95
58
22
38
3
2,4-D(0.1)+6-BA(2)+CH(500)
56
52
93
57
50
88
55
10
55
4
NAA(2)+6-BA(0.5)
60
27a
45
57
21a
37
59
5a
8
a Embryos are gradually formed after the induction of callus£» Values in bra ckets are concentrations of hormones2.2 ´ÔÉúÑ¿µÄÓÕµ¼ ÎÒÃÇÉè¼ÆÁË6ÖÖ¼¤ËØÅä±È£¬ÍâÖ²Ìå¸ù¡¢¾¥¡¢Ò¶ÔÚÅàÑø»ù5£¬6ºÅÅä·½ÉÏ´ÔÉúÑ¿µÄ
ÓÕµ¼Âʺܸß(¼û±í2)£¬ÍâÖ²ÌåÔÚ5ºÅÅä·½ÉÏÒ»¿ªÊ¼¼¸²»ÓúÉË£¬Ö±½Ó³¤Ñ¿¶øÇÒ³¤µÃ±Ì Â̺ܺã¬ÔÚ6ºÅÅä·½ÉÏÒ²ÊÇÖ±½ÓÉúÑ¿£¬¾¹ýÒ»¶Îʱ¼äÅàÑøºó£¬²»½ö´ÔÉúÑ¿µÄÊýÄ¿±È5ºÅÅä·½ÉÏ µÄ¶à£¬Ñ¿Ò²½ÏС£¬¶øÇÒ½Ó´¥ÅàÑø»ù´¦ÉÔÓеãÓúÉË»¯¡£´Ó¼¤ËØÅä±È¿ÉÒÔ¿´³ö6-BAÔÚ´Ù½øÉúÑ¿ ·½ÃæÆðµ½½Ï¹Ø¼üµÄ×÷Óã¬ÆäËûϸ°û·ÖÁÑËØKT£¬ZT´Ù½øÑ¿ÐγɵÄ×÷Óò»Ã÷ÏÔ£¬CHÒ²Ò»Ñù£»µ«ÔÚ ÅàÑø»ù8£¬10ºÅÅä·½Éϳ¤³öµÄÑ¿ÓëͬÆÚÆäËûÅàÑø»ùÉϵÄÑ¿Ïà±ÈÔòÉú³¤µÃ¿ì£¬ÇÒÒ¶´ó¡¢¾¥³¤£¬Z T¿ÉÄܸù±¾Ã»ÓдٽøÑ¿ÐγɵÄ×÷Ó㬵«¿ÉÄÜÓдٽøÉú³¤µÄ×÷ÓᣴӸù¡¢¾¥¡¢Ò¶3ÖÖÍâÖ²Ìå±È½Ï À´¿´£¬²»¹ÜÔÚʲôÅàÑø»ùÉÏÍâÖ²Ìå¸ùµÄÑ¿ÓÕµ¼ÂÊ×î¸ß£¬²¢ÇÒÿ¸öÍâÖ²Ìå¸ùÉÏÐγÉÑ¿µÄÊýĿҲ ×î¶à£¬Æä´ÎÊǾ¥£¬ÔÙ´ÎÊÇÒ¶¡£
±í 2 ´ÔÉúÑ¿µÄÓÕµ¼½á¹û
Tab 2 Induction results of shoots from explants directly No.
MS medium supplemented
with different hormones
(¦ÑB/mg*L-1)
Root
Stem
Leaf
No. of
explants
No. of
shoots
Inducing
rate (%)
No. of
explants
No. of
shoots
Inducing
rate (%)
No. of
explants
No. of
shoots
Inducing
rate (%)
5
NAA(1)+6-BA(0.5)
45
45
100
46
46
100
43
43
100
6
IBA(0.5)+6-BA(2)
42
42
100
44
44
100
45
45
100
7
NAA(1)+KT(1)
43
25
58
45
5
11
42
4
10
8
ZT(2)+NAA(0.1)+CH(500)
43
12
28
44
12
27
44
5
11
9
KT(2)+IAA(0.1)+CH(500)
44
22
50
45
27
60
47
8
17
10
ZT(1)+IAA(0.2)+CH(500)
42
6
14
43
16
37
43
3
7
Values in brackets are concentrations of hormones
2.3 ÓÕµ¼Éú¸ù ½«ÓÕµ¼Ñ¿ÅàÑø»ùÉÏÓÕµ¼µÄѿСÐÄ·Ö¿ªÒÆÖÁÉú¸ùÅàÑø»ùÉÏ£¬ÕâЩС Ñ¿ÄÜÔÚÅàÑø»ùÉϼÌÐøÉú³¤¡£20 d×óÓÒʱ£¬11ºÅÅä·½ÉϵÄСÃç¿ÉÒÔ¿´µ½Óиù³¤³ö£¬ÊýÄ¿½ÏÉÙ£¬ ¶øÇÒ¸ù½Ïϸ£¬Ëæºó¸ùÖð½¥³¤³¤£¬ÑÕÉ«Óе㷢ºÚ£¬½á¹ûÊǸùÊýÄ¿ÉÙ£¬µ«½Ï³¤¡£12ºÅÅä·½ÉϸùÐÎ ³É½ÏÍí£¬Ð§¹û½Ï²î£¬13ºÅÅä·½Ôò¸ü´ÎÖ®£¬µ«Ã糤µÃ½ÏÍúÊ¢£¬¿ÉÄÜÊÇÓÉÓÚ6-BAŨ¶È½Ï¸ß£¬NAA Ũ¶ÈÏà¶Ô½ÏµÍµÄ½á¹û(±í3)¡£
±í 3 ÓÕµ¼Éú¸ù½á¹û
Tab 3 Induction results of root formation No.
MS medium supplemented
with different hormones
(¦ÑB/mg*L-1)
No. of
explants
No. of
roots
Inducing
rate (%)
11
NAA(1)+6-BA(0.2)
64
45
70
12
NAA(2)+6-BA(0.5)
67
37
55
13
NAA(1)+6-BA(1)
66
23
35
Values in brackets are concentrations of hormones2.4 ÊÔ¹ÜÃçµÄÒÆÔÔ ½«ÅàÑøÓÐÊÔ¹ÜÃçµÄÈý½Ç×¶Æ¿´ò¿ª£¬ÔÚÊÒÎÂÖÐÁ¶Ãç3 d£¬È»ºóÈ¡ ³ö£¬Ï´È¥¸ù²¿µÄÇíÖ¬£¬ÒÆÖÁÊ¢ÓÐòÎʯÓëÄàÌ¿(1¡Ã1)µÄ»¨²§ÖУ¬Ã¿Ìì½½º¬MS´óÁ¿ÔªËصÄÏ¡ÊÍ ÅàÑøÒº£¬ÒÆÔԳɻîÂÊ64%¡£
3 ÌÖ ÂÛ
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[»ù½ðÏîÄ¿] ¹ú¼Ò×ÔÈ»¿ÆÑ§»ù½ð×ÊÖúÏîÄ¿(39870919).
[×÷Õß¼ò½é] ¶¡ÈçÏÍ(1963-), ÄÐ(ºº×å),˶ʿ,½²Ê¦.
[²Î ¿¼ ÎÄ Ï×]
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[ÊÕ¸åÈÕÆÚ] 2000-04-24
[ÐÞ»ØÈÕÆÚ] 2000-07-17 (ÎÄÕ³ö´¦£ºµÚ¶þ¾üÒ½´óѧѧ±¨ 2000ÄêµÚ10ÆÚµÚ21¾í)
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