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미성숙 돼지 자궁 평활근의 운동성에 대한 Adenosine Triphosphate와 Prostaglandin $F_{2{\alpha}}$ 작용의 관계
김주헌,권종국,김용근,Kim, Joo-Heon,Kwun, Jong-Kuk,Kim, Yong-Keun 대한생리학회 1988 대한생리학회지 Vol.22 No.1
This study was carried out to investigate the action of adenosine triphosphate (ATP) on the motility of immature pig uterine smooth muscle. ATP appeared contractile responses in a dose-dependent manner, showing the maximal contraction at the concentration of $10^{-3}M$ in the uterine smooth muscle strip. The contractile responses by $ATP(10^{-4}M)$ were not affected by atropine $(10^{-6}M)$, phentolamine $(10^{-6}M)$, propranolol $(10^{-6}M)$, pyrilamine $(10^{-6}M)$, cimetidine $(10^{-6}M)$, and theophyulline $(5{\times}10^{-5}M)$, but were inhibited uncompetitively by quinidine. The effects of these drugs on the contractile responses by prostaglandin $F_{2{\alpha}}(PGF_{2{\alpha}})$ were also comparable to those observed with ATP. When muscle strips were pretreated with indomethacin $(5{\times}10^{-5}M)$ for 20 min., the contractile responses by $ATP(10^{-4}M)$ were completely inhibited. But the contractile responses by $PGF_{2{\alpha}}$ were not affected by indomethacin. These results suggest that ATP elicited the contraction through noncholinergic- and nonadrenergic-receptor mediated by prostaglandin $F_{2{\alpha}}$ in pig uterine smooth muscle.
결핵성 림프절염의 진단를 위한 세침흡인 세포검사 및 중합효소연쇄 반응과 효소면역법을 이용한 Mycobacterium tuberculosis의 검출
김주헌,김남훈,강동욱,박미자,문상경,유태조,장은주,Kim, Joo-Heon,Kim, Nam-Hoon,Kang, Dong-Wook,Park, Mee-Ja,Moon, Sang-Kyoung,Yu, Tae-Cho,Jang, Eun-Ju 대한세포병리학회 2001 대한세포병리학회지 Vol.12 No.1
Tuberculous lymphadenitis is not uncommon in Korea. Therefore, an inexpensive, safe and rapid method is needed to diagnose the tuberculous lymphadenitis. Flne needle aspiration cytology Is a good method for this purpose, but has several limitations in the diagnosis of tuberculous lymphadenitis, especially when the presence of acid-fast bacilli is not proved. To evaluation the usefulness of the polymerase chain reaction with enzyme immunoassay technique in the detection of Mycobacterium tuberculosis (M. tuberculosis) In the cervical Iymph node asplrates, the authors performed fine needle aspiration cytology and M. tuberculosis PCR with enzyme immunoassay for mycobacterial DNA sequences from 15 cases of the fine needle aspirates. Cytomorphologically, the cases were categorized into three types: predominantly necrotic materials; typical epithelioid cell granulomas with or without slant cells and caseous necrosis; and non-tuberculous lesions, such as reactive lymphadenitis, abscess, metastatic carcinoma and malignant lymphoma. M. tuberculosis DNA was found in 8 of 15 cases by PCR with enzyme immunoassay. Negative findings on PCR were achieved in 7 cases, which revealed non-tuberculous tymphadenopathy. In conclusion, we suggest that M. tuberculosis PCR with enzyme immunoassay using the fine needle aspirates is a very useful tool for the diagnosis of tuberculous lymphadenitis.
뇨세포검사로 진단된 방광의 배아성 횡문근육종 - 1 증례 보고 -
김주헌,이호,강명재,이동근,김상호,Kim, Joo-Heon,Lee, Ho,Kang, Myoung-Jae,Lee, Dong-Geun,Kim, Sang-Ho 대한세포병리학회 1994 대한세포병리학회지 Vol.5 No.1
Rhabdomyosarcomas are found mainly in young patients, but rare in adults. A correlated cytological and histologic study of one case of embryonal rhabdomyosarcoma is presented. The cytologic appearance of the urine smear corresponded well with the histologic findings. Cytologically, two main cell types were distinguished ; a predominant primitive, small round cell with scant cytoplasm and a large cell with abundant cytoplasm. The cytologic feature proving rhabdomyoblastic differentiation, such as cross-striation, was absent.
토끼 적출 신동맥에 대한 calcitonin gene-related peptide, vasoactive intestinal peptide 및 substance P의 효과
김주헌,심철수,박상은,Kim, Joo-heon,Shim, Cheol-soo,Park, Sang-eun 대한수의학회 1994 大韓獸醫學會誌 Vol.34 No.4
To elucidate the effect of calcitonin gene-related peptide(CGRP), vasoactive intestinal peptide(VIP) and substance P was investigated with perivascular nerve stimulation and treatment of peptides from polygraph in the isolated renal artery of rabbit. 1. The neurogenic contraction induced by perivascular nerve stimulation was the frequency-dependent manner(264 Hz) in the isolated renal artery of rabbit. 2. CGRP and VIP caused the relaxation on the precontraction with noradrenaline($10{\mu}m$) on the presence and absence of endothelium in the isolated renal artery of rabbit. 3. Substance P caused the endothelium-dependent relaxation on the precontraction with noradrenaline($10{\mu}m$) in the isolated renal artery of rabbit. 4. CGRP and VIP inhibited the neurogenic contraction by the perivascular nerve stimulation(0.3 ms, 80 V, 50 Hz, 1 sec) on the absence and presence of endothelium in the isolated renal artery of rabbit. 5. Substance P inhibited on the neurogenic contraction by the perivascular nerve stimulation with the endothelium-dependent in the isolated renal artery of rabbit.
토끼 적출 위 평활근의 운동성에 대한 transmural stimulation의 효과
김주헌,심철수,홍용근,Kim, Joo-heon,Shim, Cheol-soo,Hong, Yong-geun 대한수의학회 1999 大韓獸醫學會誌 Vol.39 No.3
To elucidate the action of the cholinergic and adrenergic nerve on isolated gastric fundus smooth muscle of rabbit, the effects of electrical transmural stimulation were investigated in the presence of atropine, cholinergic receptor blocker; phentolamine, nonselective ${\alpha}$-adrenergic receptor blocker; propranolol, nonselective ${\beta}$-adrenergic receptor blocker and L-arginine from the isometric contraction of physiological recording system. 1. The contractile response induced by electrical transmural stimulation was increased as the frequency(1~32Hz)-dependent manner on the isolated gastric fundus smooth muscle. 2. The contractile response induced by electrical transmural stimulation was markedly inhibited by the pretreatment of atropine($1{\mu}M$). 3. The contractile response induecd by electrical transmutal stimulation was inhibited by the pretreatment of phentolamine($1{\mu}M$). 4. The relaxative response induced by electrical transmural stimulation on presence of atropine ($1{\mu}M$) was inhibited by the pretreatment of propranolol($1{\mu}M$). 5. The relaxative responses on precontraction induced by histamine($10{\mu}M$) with guanethidine ($50{\mu}M$) and atropine($1{\mu}M$) by electrical transmural stimulation were increased by L-arginine (1mM). These findings suggest that it was the excitatory action of cholinergic and ${\alpha}$-adrenergic nerve, and the inhibitory action of ${\beta}$-adrenergic nerve and nonadrenergic noncholinergic nerve on the isolated gastric fundus smooth muscle of rabbit.
토끼 적출 신동맥에 있어서 전기자극에 의한 신경성 수축작용의 neuromodulation 효과
김주헌,홍용근,Kim, Joo-heon,Hong, Yong-geun 대한수의학회 1996 大韓獸醫學會誌 Vol.36 No.4
To elucidate the neuromodulation of neuropeptide Y and $\alpha,\;\beta$-methylene ATP on the neurogenic contraction of electrical perivascular nerve stimulation and the contractile response of noradrenaline from polygraph in the isolated renal artery of rabbit. 1. The neurogenic contraction induced by perivascular nerve stimulation was the voltage-dependent manner(10-100V) in the isolated renal artery of rabbit. 2. Neuropeptide Y(0.1uM) and $\alpha,\;\beta$-methylene ATP(1uM) increased the contractile responses of noradrenaline in the isolated renal artery of rabbit. 3. Neuropeptide Y(0.1uM) and $\alpha,\;\beta$-methylene ATP(1uM) increased the neurogenic contraction of electrical perivascular nerve stimulation in the isolated renal artery of rabbit. These results suggest that neuropeptide Y and $\alpha,\;\beta$-methylene ATP neuromodulated on the neurogenic contraction of electrical perivascular nerve stimulation on the isolated renal artery of rabbit.