http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Human Chorionic Gonadotropin(HCG)에 의한 넙치, Paralichthys olivaceus의 배정효과
손진기,최희정,이영돈,김형배,박인석 濟州大學校海洋硏究所 1992 해양과환경연구소 연구논문집 Vol.16 No.-
넙치(Paralichthys olivaceus)에서 호르몬 처리에 의한 효과적인 인공산란 연구의 일환으로 human chorionic gonadotropin(HCG)에 의한 성숙 넙치에서의 spermatocrit법에 의한 배정(spermiation)효과를 연구하였다. 안정된 spermatocrit치를 위한 정액의 분획조건은 12,000rpm, 30분간의 원심분리가 적절하였으며 spermatocrit(Y)는 정자밀도(X)와는 Y=1.14X-10.04(r=0.91, P<0.0001, n=50)의 관계식을 나타내었다. 정자밀도는 21.5∼98.4×10??정자/㎕정액으로 12∼95%의 spermatocrit치에 해당하였다. 성숙넙치의 정액생산은 1,000IUHCG/㎏BW의 주사시 24시간후에 가장 높았고(7.46㎖/㎏BW), 낮은spermatocrit치(63%)와 낮은 정자밀도(67.4×10??정자/㎕정액)수준과 일치하여 정액점도는 매우 낮게 나타났다. 이와같은 낮은 정액점도는 HEG처리에 의한 정소의 수화(hydration)에 기인된 것으로 여타 lobular형 정소에서의 호르몬 처리시 결과와 일치하였다. 48시간후의 HCG처리군과 대조군간의 정액생산, spermatocrit치 및 정자밀도에서는 유의한 차이를 보이지 않았다. 본 연구결과 성숙넙치의 배정은 spermatocrit법에 의해 명확히 판별될 수 있으며 HCG는 본 종에서 배정을 효과적으로 촉진시킬 수 있음이 나타났다. For the evaluation of hormonal control of sperm in cultured fish a method to quantify the spermiation response of mature flatfish to hormonal therapy is described. Spermatocrit was determined after 30 min. in centrifuge condition of 12,000rpm. Sperm density was estimated by a standard hemacytometer method. However, sperm density can be predicted from spermatocrit since their relationship is linear as described by the regression equation, Y=1.14X-0.04(r=0.91, P<0.0001, n=50), where Y is spermatocrit and X is sperm density. Sperm density levels ranged from 21.5 to 98.4×10?? spermatozoa per ㎕ milt corresponding to spermatocrit values of 12 to 95%. Milt production by mature flatfish was highest(7.4ml per ㎏ body weight) at 24h after injection of 1,000IU of human chorionic gonadotropin(HCG) per ㎏ body weight and coincided with low spermatocrit(63%) and sperm density(67.4×10?? spermatozoa per ㎕ milt) levels. No significant differences was appeared in milt production, spermatocrit and sperm density between control and HCG-treated fish at 48h after HCG injection. These results demonstrate that spermiation in mature flatfish can be reliably evaluated by a spermatocrit method and that HCG is effctive in stimulating of spermiation in this species.
정맥내 통증자가조절법을 이용한 Nalbuphine-Ketorolac과 Butorphanol-Ketorolac의 술후 진통효과 비교
윤석화,이원형,손수창,신용섭,김윤희,양신영 충남대학교 의과대학 의학연구소 2003 충남의대잡지 Vol.30 No.1
This study aimed to compare analgegic efficacy, satisfaction score and side effect of nalbuphine-ketorolac and butorphanol-ketorolac by using intravenous patient controlled analgesia(IV-PCA) for postoperative anlgesia following a gastrectomy for stomach cancer. Ninety patients who had undergone gastrectomy for stomach cancer under general anesthesia were randomly divided into two groups. Each group recieived nalbuphine 50mg with ketorolac 150mg(Group 1, n=45) and butorphanol 5mg with ketorolac 150mg(Group 2, n=45) by using IV-PCA during postoperative 48hrs. Assessments for pain with numerical rating scale(NRS), and side effects were evaluated at 2hr, 6hr, 12hr, 24hr, 36hr and 48hr after the operation. There were no significant difference in NRS for pain during rest, but Group 2 requested significantly greater amount of supplementary diclofenac during first 24 hours. Side effects were higher Group 1 in pruritus, nausea and vomiting and Group 2 in sedation, nausea and vomiting. This study suggests that adding ketorolac with intravenous nalbuphine or butrophanol in using an intravenous PCA can decrease analgesics requirement and improve analgesic property without the major morbidity like respiratory depression, but needs for the careful observation and treatment on the side effects like nausea. vomiting, pruritis and sedation...
Midazolam의 백서 기관평활근 이완효과와 Flumazenil의 길항작용
윤석화,신용섭,손수창,이원형,김혜자,최세진 충남대학교 의과대학 지역사회의학연구소 1995 충남의대잡지 Vol.22 No.2
Midazolam have been used widely as adjuvants in both regional and general anesthesia and in high risk patients in the intensive care unit. In the present study we evaluated the effect of midazolam and antagonistic effect of flumazenil on isolated rat tracheal preparations mounted for recording isometric contractile force. Trachea smooth muscle were contracted with acetylcholine (10^-5M, Ach) and potassium chloride (40mM KC1). Midazolam 5x10 exp (-6)M and 5x10 exp (-5)M produced dose-dependent relaxation and flumazenil (3.2 x 10 exp (-7)M), central antagonist of benzodiazepine, pretreatment had no significant change midazolaminduced relaxation. Midazolam probably did not relax airway smooth muscle by activatong central benzodiazepine receptors, as flumazenil did not block the concentration-related relaxation of midazolam. Our study suggests that flumazenil may be used satety for asthmatic patients who have been with midazolam, as flumazenil did not antagonize airway relaxation elicited by midazolam.
Human Chorionic Gonadotropin(HCG)에 의한 넙치, Paralichthys olivaceus의 배정효과
박인석,김형배,최희정,이영돈,손진기 제주대학교 해양연구소 1992 해양자원연구소연구보고 Vol.16 No.-
For the evaluation of hormonal control of sperm in cultured fish a method to quantify the spermiation response of mature flatfish to hormonal therapy is described. Spermatocrit was determined after 30 min. in centrifuge condition of 12,000rpm. Sperm density was estimated by a standard hemacytometer method. However, sperm density can be predicted from spermatocrit since their relationship is linear as described by the re-gression equation. Y=1.14X-0.04 (r=0.91. P<0.0001. n=50), where Y is spermatocrit and X is sperm density. Sperm density levels ranged from 21.5 to 98.4×10^(4) spermatozoa per ㎕ milt corresponding to spermatocrit values of 12 to 95%. Milt production by mature flatfish was highest (7.4ml per kg body weight) at 24h after injection of 1,000IU of human chorionic gonadotropin(HCG) per kg body weight and coincided with low spermatocrit (63%) and sperm density (67.4×10^(4) spermatozoa per ㎕ milt) levels. No significant differences was appeared in milt production, spermatocrit and sperm density between control and HCG-treated fish at 48h after HCG injection. These results demonstrate that spermiation in mature flatfish can be reliably evaluated by a spermatocrit method and that HCG is effective in stimulating of spermiation in this species.
Urapidil, Labetalol의 투여가 기관내 삽관시 심혈관계에 미치는 영향
신용섭,윤석화,손수창,이원형,이정은,황원재,김만수,김영주,김혜자,최세진 충남대학교 의과대학 지역사회의학연구소 1994 충남의대잡지 Vol.21 No.2
We have examined the comparative efficacy of small doses of intravenous urapidil and labetalol in blunting hemodynamic response to endotracheal intubation and surgical incision in 30 patients without cardiovascular diseases. After intravenous urapidil 0.2 mg/kg or labetalol 0.2 mg/kg anesthesia was induced with thiopental 5mg/kg. Endotracheal intubation was facilitated by vecuronium 0.15 mg/kg with priming principle and anesthesia was maintained with enflurane and nitrous oxide in oxygen. Systolic, diastolic and mean arterial pressure and heart rate were measured before administration of the drugs, 5 minute after administration, just prior to endotracheal intubation and 1, 3, 5, 10 minute after intubatin. Also the peak blood pressures and heart rate within 10 minutes after surgical incision were measured. Endotracheal intubation and surgical stimulation were associated with significant increases in blood pressures and heart rate in both urapidil and labetalol group. Comparison of the changes in systolic, diastolic, and mean artrial pressures and heart rate between urapidil and labetalol group showed no significant difference except peak systolic pressure after surgical incision. It is concluded that the pressor response to endotracheal intubation and surgical stimulation are not influenced significantly by urapidil 0.2 mg/kg or labetalol 0.2 mg/kg. However, urapidil and labetalol preloading may be similarly effective in the blunting of the increases in blood pressures with larger doses of the durgs during anesthetic induction.