仲恺农业工程学院学报
仲愷農業工程學院學報
중개농업공정학원학보
JOURNAL OF ZHONGKAI UNIVERSITY OF AGRICULTURE AND TECHNOLOGY
2012年
1期
6-10
,共5页
丁岳炼%李红梅%林燕飞%何生根%黄新敏
丁嶽煉%李紅梅%林燕飛%何生根%黃新敏
정악련%리홍매%림연비%하생근%황신민
洋桔梗(Eustoma%grandifrum)%切花%水孔蛋白%半定量RT-PCR%基因表达
洋桔梗(Eustoma%grandifrum)%切花%水孔蛋白%半定量RT-PCR%基因錶達
양길경(Eustoma%grandifrum)%절화%수공단백%반정량RT-PCR%기인표체
eustoma (Eustoma grandiforum gene expression )%cut flowers%aquaporin%semi-quantitative RT-PCH
为研究水孔蛋白基因EgPIP1;3在洋桔梗(Eustoma grandifrum)采后切花中的表达特点,采用肌动蛋白(β-actin)基因为内参,以洋桔梗花瓣cDNA为模板,通过对PCR体系循环数及退火温度的优化,建立了一个稳定、特异的半定量反转录PCR(Reverse transcriptionPCR,RT-PCR)体系.运用此体系检测了EgPIP1;3在洋桔梗切花中的表达.结果表明,EgPIP1;3基因在洋桔梗切花的茎、叶、萼、花瓣、雄蕊和雌蕊中均有表达,但表达量存在明显的差异,依次表现为茎〉雌蕊〉萼〉叶〉雄蕊〉花瓣.
為研究水孔蛋白基因EgPIP1;3在洋桔梗(Eustoma grandifrum)採後切花中的錶達特點,採用肌動蛋白(β-actin)基因為內參,以洋桔梗花瓣cDNA為模闆,通過對PCR體繫循環數及退火溫度的優化,建立瞭一箇穩定、特異的半定量反轉錄PCR(Reverse transcriptionPCR,RT-PCR)體繫.運用此體繫檢測瞭EgPIP1;3在洋桔梗切花中的錶達.結果錶明,EgPIP1;3基因在洋桔梗切花的莖、葉、萼、花瓣、雄蕊和雌蕊中均有錶達,但錶達量存在明顯的差異,依次錶現為莖〉雌蕊〉萼〉葉〉雄蕊〉花瓣.
위연구수공단백기인EgPIP1;3재양길경(Eustoma grandifrum)채후절화중적표체특점,채용기동단백(β-actin)기인위내삼,이양길경화판cDNA위모판,통과대PCR체계순배수급퇴화온도적우화,건립료일개은정、특이적반정량반전록PCR(Reverse transcriptionPCR,RT-PCR)체계.운용차체계검측료EgPIP1;3재양길경절화중적표체.결과표명,EgPIP1;3기인재양길경절화적경、협、악、화판、웅예화자예중균유표체,단표체량존재명현적차이,의차표현위경〉자예〉악〉협〉웅예〉화판.
A stable and specific semi-quantitative reverse transcription PCR (RT-PCR) system for the expression analysis of EgPIP1;3 gene in different organs of cut eustoma (Eustoma grandiforum) flowers was established, using β-actin gene as the internal control, and the eDNA from eustoma petal as the template. Cycle numbers and annealing temperature for this system were optimized. Based on the sys- tem, the expression of EgPIP1; 3 gene in different tissues of cut eustoma flowers was analyzed. The re- suits showed that the gene could be expressed in all detected tissues of cut eustoma flowers, including stem, leaf, calyx, petal, stamen and pistil. However, there were significant differences in mRNA lev- els among them. The highest expression level was detected in stems, then immediately followed by pis- tils, while moderate expression levels were in calyxes, leaves and stamina, and the lowest level was in petals.