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동부 ( Vigna unguiculata ) 의 종자 생산 요소에 미치는 모식물과 부식물의 영향
강혜순(Hye Soon Kang),이수진(Soo Jin Yi),장남기(Nam Kee Chang) 한국식물학회 1993 Journal of Plant Biology Vol.36 No.2
We investigated the effects of maternal and paternal parentage, and ovule position in a pod on seed development, weight, and progeny performance using an annual crop commonly called cowpea (Vigna unguiculata L.). The experiment was conducted in a greenhouse. Nine maternal parents were randomly selected, and 3 individuals were chosen as paternal parents based on the male fitness components. Five types of hand-pollination were attempted on each flower of the maternal plants to evaluate the influence of paternal identity. Independent variables such as parentage and ovule position affected the pattern of seed development. Ovules in the middle position of the pod exhibited a much higher probability of seed maturation than those at the stylar and basal positions, confirming the position effect. These independent variables also appeared to exert a significant effect on seed weight, although it was not possible to evaluate the relative importance of those variables due to significant interaction between parents. Mixed pollination tended to yield heavier seeds than other paternal parents. Ovules in the middle and basal end positions produced heavier seeds than those at the stylar and regardless of maternal and paternal parentage. Seed weight was independent of all measurements of progeny performance. At week 2 after germination significant paternal effects were found to be mediated through the ovule position in a pod. In particular, the progeny derived from self-pollination performed worse than the progeny from other paternal parentage. The progeny performance at week 4 after germination was affected by maternal parents independently of seed weight. These results show that paternal and maternal effects were quite consistent from the seed development to early growth of the progeny. Consequently, maternal and paternal effects on seed development and weight, and progeny performance may reflect, at least to some extent, genetic contribution of both parents. If so, it is possible for sexual selection on maternal and paternal function to generate the evolution of reproductive traits related to seed production.
이희용 ( Hee Yong Yi ),유기준 ( Ki Jun Yu ),이수진 ( Soo Jin Lee ),정민지 ( Min Ji Jeong ),정수빈 ( Su Bin Jeong ),문애란 ( Ae Ran Moon ),목보람 ( Bo Ram Mok ),송연희 ( Yeon Hee Song ) 대한구강보건학회 2014 大韓口腔保健學會誌 Vol.38 No.1
Objectives: The purpose of this study was to evaluate the effectiveness of a seniors` oral health promotion program for establishing a cooperation model between public and private sectors. Methods: This study was carried out targeting the seniors frequenting a community center in the Sosagudistrict of Bucheon-si in the Gyeonggi-do province of South Korea. Data were obtained from self ad ministered questionnaires or personal interviews with elders after they participated in the oral health promotion program. Their perceived satisfaction with their oral health before and after the oral health program was compared. The data were analyzed by t-tests, ANOVA, paired t-tests, and logistic regressionusing SPSS to assess the effects of explanatory factors on the seniors` satisfaction of the oral health promotion program. Results: In total, 22.7% of participants had a positive idea about the oral health promotion program before their participation. The mean score of change in and difference of satisfaction with oral health tended to increase in each of the following groups: women, aged 80-84 years, number of permanent teeth, full denture wearers, and those who did not require dentures. Satisfaction notably increased 0.4points in the group of full denture wearers (P<0.05). Moreover, after 1 month, the satisfaction level of the subjects who participated in the oral health promotion program increased 5.2 times (95% CI, 1.04-25.49) compared to dissatisfaction levels. Ultimately, satisfaction with oral health shows a major impact on the satisfaction with an oral health promotion program. Conclusions: The subjects who received the oral health promotion program responded very positively, but this program needs overall consideration about work processes and further reliable evaluations.
17-Ketosteroids 생산균주를 얻기 위한 Mycobacterium sp. NRRL B-3683의 UV에 의한 변이실험
김기한,김민경,문미영,이수진,정지인,임미송,조순형 이화여자대학교약학회 1993 梨花藥學硏究 Vol.- No.32
Sterol에서 17-ketosteroid를 얻는 미생물학적 전환법은 스테로이드계 의약품을 생산하는데 이용되어 왔다. 좀더 우수한 균주를 얻기 위해, Mycobacterium sp. NRRL B-3683에 UV를 조사하여 변이를 유도하였다. 변이주의 발효형태는 TLC와 densitometer 분석으로 확인하였다.