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Хөгжлийн урт хугацааны бодлогын эдийн засаг, байгаль орчин ба гадаад худалдааны шинжилгээ
KH,ERDENECHULUUN,TS,BAYASGALAN 단국대학교 몽골연구소 2021 몽골지역연구 Vol.6 No.2
“Vision-2050” Mongolia’s long-term development policy” is a policy document that has been approved and implemented three times in the last 15 years, but it is not clear whether it has been reviewed. The policy document states that “Sustainable economic growth will reach every citizen, the middle class will prevail, poverty will decrease sharply, the country will form the basis of economic development policy and meet its domestic needs, export will be intensified, investment and savings capacity will be built, and a multi-pillar economy will emerge.” The goal is to make economic growth sustainable, socially oriented, and to generate revenue from the external sector.
Stable emitter followers based on injection-voltaic transistors for power amplifier
Kh.K. Aripov,Kh.Kh. Bustanov,I. Faziljanov,G. Jalilov,E.V. Ob’edkov,F.R. Nasirkhodjaev 대한전자공학회 2008 ICEIC:International Conference on Electronics, Inf Vol.1 No.1
The given job is devoted to the solutions which can help to solve the problems of complementary and quasicomplementary emitter followers’ circuits’ stability on the basis of bipolar transistors (BT) under destabilizing factors. On the basis of new schematic approaches, with usage of injection-voltaic effect in bipolar transistors, it is possible to realize circuits with the expanded range of steady job at increase of temperature and power supplies voltages values.
자궁경부상피의 암화 과정에 있어서 Integrin β4의 발현에 관한 연구
이철호(KH Lee),남계현(KH Nam),조태호(TH Cho) 대한산부인과학회 1998 Obstetrics & Gynecology Science Vol.41 No.2
Integrin β4 is expressed in normal squamous epithelium and in squamous cell carcin-omas. We evaluated by immunohisto- chemistry the topography of the β4 subunit in 40 biopsy samples representative of the sequence from normal exocervical epithelium to invas-ive squamous cell carcinoma. In normal and metaplastic squamous cervical epithelium, and in condylomas, β4 was detected in basal and parabasal cells. In moderate and severe dys-plasia there were enhanced β4 expression and upward shift of β4 topography to the whole epithelial thickness. The β4 chain was diffusely expressed in most invasive squamous cell carcinomas. These observations suggest that profound alterations in the expression of the α6β4 adhesion glycoprotein occur in the intraepithelial phase of cervical carcinogenesis.
혼합결혼한 한국인 임부간의 그 남편 종족별 산과적 예후
황기현(KH Hwang),홍경희(KH Hong),김승일(SI Kim),강신명(SM Kang) 대한산부인과학회 1985 Obstetrics & Gynecology Science Vol.28 No.3
The clinical data presented were based on 300 cases of intermarried Korean- oriental gravid woman admitted into Ewha Womans University Hospital and it was compared with 100 cases of endogamy Korean pregnant woman associated with complications and it is obstetric outcome by the husband ethnic groups during the 8 years period from Jan. 1, 1976 to Dec. 31, 1983. The results obtained were as follows; 1) As to educational attainment of pregnant women, the proportion of wives in Caucasian husband ethnic group, completed high school and primary were 48.5% and 22.5% respectively, whereas the comparable educational level among wives in Black were 25% and 45%. And wives in Korean completed high school and college were 64% and 26%, respectively. Therefore, the samples appear to be representative of woman in somewhat higher socioeconomic strata of Korean husband ethnic group. 2) Obstetric complications were as follows: The most common complication during pregnancy among black ethnic group was S.P.R.M. (spontaneous premature rupture of membranes) (13%), I.U.G.R. (intrauterine growth retardation) (13%), large baby(7%), prematurity (4%), maternal syphilis (4%) and neonatal congenital syphilis (4%). Especially, the incidence of maternal syphilis in Black husband group was high, 4 times that of Caucasian or Korean husband ethnic group. Especially, in Korean husband ethnic group, the rate of toxemia (13%) and hepatitis B virus infection (5.8%) were higher than the other two groups. In Caucasian group, large baby (14.5%), S.P.R.M. (11.3%), I.U.G.R. (7%) and prematurity (6%) were most frequent complications. 3) The incidence of cesarean section in caucasian husband group was 12%, which was slightly higher than the other groups (Black 8%, Korean 9%). The causes of high incidence rate was cephalopelvic disproportion due to heavy neonatal birth weight, 3,832gm, and the rate of large baby weighting 4kg or more (41.6%) was markedly higher than the other two groups (Black 25%, Korean 32.3%). 4) The incidence of smoking mothers during pregnancy in Black husband ethnic group was 44%, which was remarkably higher than other two groups (Caucasian 27.5%, Korean 2%). The birth weight of babies born to smokers was lighter than non-smoking group by an average of 224gm and the difference was statistically significant. (P<0.0008). 5) The incidence of I.U.G.R. in Black husband group (13%) was markedly higher than the other two groups (Caucasian 7%, Korean 1%). The causes of high incidence in Black husband group was considered that mainly due to high incidence of smoking mothers (44%) and infection including syphilis (46%). 6) Mean term birth weight (38th.~42th, week) in Caucasian and Black husband groups were 3,471gm, 3,461gm, respectively and the difference is not statistically significant (P<0.84). But in Black husband group, the mean term birth weight was 3,375gm or somewhat smaller than the other two groups, by an average of 86gm. It was probably due to more incidence of smoking mothers. 7) The incidence of large babies weighing 4kg or more in caucasian husband group was 14.5%, which was higher than the other two groups(Korean 10%, Black 7%). It may be related to the husbands body constitution or diet. 8) The perinatal mortality rate accounted for 14.3 per 1,000 births (2 cases) in black husband ethnic group, 10.8 (7 cases) in Caucasian, 0 in Korean. Almost all of these cases were stillbirth. The most common causes of the perinatal death among Caucasian husband group were low birth weight (28.5%), fatal congenital malformations (28.5%), severe preeclampsia (14.2%), neonatal congenital syphilis (14.2%),or unknown (14.2%). The major cause of perinatal death in Black husband group was neonatal congenital syphilis (50%).
장기훈(KH Chang),임옥룡(OR Lim),정경효(KH Chung),이찬(C Lee),김영태(YT Kim),이규완(KW Lee) 대한산부인과학회 1995 Obstetrics & Gynecology Science Vol.38 No.6
Gastroschisis is intestinal herniation through a defect in the anterior abdominal wall, usually to the right of the umbilicus. There is no sac and the intestines are covered with a thickened inflammatory exudate. This anomaly is identified in prehaps 1 in 10000 births. Most cases of gastroschisis occur sporadically and chromosomal anomalies are less common. However, about one forth of musculoskeletal and gastrointestinal abnormalties. The prognosis is good for the fetus who wheighs more than 1500 gm and has no associated anomalies, provided surgical correction is achieved rapidly. A case of gastroschisis diagnosed by ultrasonography is reported with a biref review of the literatures.
자궁경부 상피내종양의 진단 및 치료에 Cold-Knife 원추생검과 Cold-Coagulation 병합술식의 효능
이경화(KH Lee),전영숙(YS Jeon),김병택(BT Kim),김종훈(JH Kim),김병기(BG Kim),박상윤(SY Park),이의돈(ED Rhee),이경희(KH Lee),박기복(KB Park) 대한산부인과학회 1997 Obstetrics & Gynecology Science Vol.40 No.9
This study was performed to demonstrate the efficacy of combination of cold-knife conization and cold-coagulation for the treatment of cervical intraepithelial neoplasia(CIN). In addition, the accuracy of the colposcopic biopsy and Pap smear compare to conization was determined. Cold-coagulation was performed simultaneously in 151 patients after cold-knife conization for diagnosis and treatment of CIN from Jan. 1995 to Dec. 1996. Medical records and pathologic slides of those patients were reviewed. Histologic comparison between the Pap smear and conization specimens showed agreement with 70 % within one grade difference ; Histologic comparison between the colpodirected punch biopsy and conization specimens showed agreement with 80 %. The margin involvement of conization was seen in 35 patients(23 %). There was a tendency of increasing rate of positive cone margin with grade of the lesion : 14 %(1/7) in CIN 1, 20 %(2/10) in CIN 2, 35 %(31/88) in CIN 3, and 33 %(1/3) in microinvasive cervical cancer. Among these 35 patients, 11 patients underwent hysterectomy and showed residual disease in 4 patients(36 %). Recurrence of CIN was found in 4 patients(16 %) with positive cone margin and 1 patient(0.9 %) with negative cone margin. Bleeding was observed in 13 patients(9 %). Two patients underwent hysterectomy because of severe bleeding. These results suggest that cold-knife conization with cold-coagulation is an effective procedure to reduce recurrence rate of the patients with CIN regardless of status of cone margin and to reduce the severity of bleeding after conization.
산부인과 환자에서 악성 난소종양 발견을 위한 타액 및 혈액 CA 125 검출비교
남계현(KH Nam),전호용(HY Jeon),차상헌(SH Cha),이순곤(SG Lee),이권해(KH Lee),조태호(TH Cho) 대한산부인과학회 1993 Obstetrics & Gynecology Science Vol.36 No.2
Since Bast discovered the monoclonal antibody CA 125 for ovarian cancer, use of this antibody to estimate serum CA 125 has been established as a good tumor marker for detecting ovarian malignancy & follow-up after primary surgery. CA 125 is a glycoprotein complex that might also be found in saliva. So, we assaied the CA 125 levels from saliva and serum of 28 normal women, 38 benign pelvic mass patients and 34 gynecologic malignant patients and determined the correlation between saliva and serum CA 125 levels. The following results were obtained. 1. The CA 125 level of saliva was significantly higher by normal saline dilution than by free serum dilution. 2. The CA 125 level of saliva in normal control women (mean ±ISD: 1542±1468 U/ml) was significantly lower than those of benign pelvic mass patients(2823±2314U/ml) and gynecologic malignant patients(3142±2845U/ml). 3. The diagnostic efficiency of saliva CA 125 for detecting ovarian malignant tumors was equal to that of serum CA 125. 4. No correlation between saliva CA 125 and serum CA 125 was observed. 5. There were many cervical cancer patients who had normal serum CA 125 levels but had high saliva CA 125 levels over normal range.