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Double Primary Presentation of Liposarcoma and Ewing's Sarcoma: A Case Report

Park HW, Jung ST, Nah SY

The development of different entities of soft tissue sarcoma in one patient is rare. It usually affects head and neck or abdominal region, whereas those affecting the extremities are much...
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Mesocolon Laceration Following Colonoscopy

Choi YJ, Park JS, Kim GE, Han JY, Nah SY, Bang BW

Colonoscopic examination is a safe procedure, however, unexpected complications can sometimes occur. Bleeding and perforation of the colon have been reported as the most common complications. Hemoperitoneum after colonoscopy is...
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Study on ginseng protopanaxadiol and protopanaxatriol saponins-induced antinociception

Shin YH, Kim SC, Han JW, Kim DH, Han SS, Shin DH, Nah SY

  • KMID: 1554550
  • Korean J Physiol Pharmacol.
  • 1997 Apr;1(2):143-149.
We studied the effects of ginseng protopanaxadiol (PD) and protopanaxatriol (PT) saponins on the analgesia using several pain tests such as writhing, formalin, and tail-flick test. Using mouse, pretreatment of PD or PT...
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Occurrence of Mycoplasma pneumoniae Pneumonia in Seoul, Korea, from 1986 to 1995

Hong JY, Nah SY, Nam SG, Choi EH, Park JY, Lee HJ

  • KMID: 2335233
  • J Korean Pediatr Soc.
  • 1997 May;40(5):607-613.
PURPOSE: To decide diagnostic titer in a single determination of antibody by indirect particle agglutination test and to characterize the occurrence of Mycoplasma pneumoniae during a 9 year-period in Seoul....
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Effect of prostaglandins D2, E2 and I2 on the regulation of KATP channel activity in rat cardiac myocytes

Ju JM, Nah SY, Kim JH

  • KMID: 2071552
  • Korean J Physiol Pharmacol.
  • 1999 Oct;3(5):507-512.
Contribution of prostaglandins D2, E2 and I2 (PGD2, PGE2 and PGI2) on the regulation of ATP-sensitive K+ channel (KATP channel) was investigated in isolated single rat ventricular cardiac myocytes using the patch clamp...
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Effects of Ginsenosides on Relaxation of Rabbit Vaginal Smooth Muscle

Park K, Kim GS, Kim SO, Kim DS, Kim MK, Park JK, Nah SY, Kim KK

  • KMID: 2298679
  • Korean J Androl.
  • 2003 Aug;21(2):98-102.
PURPOSE: Ginseng has been used throughout the Far East, including Korea and China, as a tonic and restorative agent to maintain physical vitality. The main pharmacoactive molecules of ginseng are...
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Quercetin Inhibits alpha3beta4 Nicotinic Acetylcholine Receptor-Mediated Ion Currents Expressed in Xenopus Oocytes

Lee BH, Hwang SH, Choi SH, Shin TJ, Kang J, Lee SM, Nah SY

  • KMID: 2389104
  • Korean J Physiol Pharmacol.
  • 2011 Feb;15(1):17-22.
Quercetin mainly exists in the skin of colored fruits and vegetables as one of flavonoids. Recent studies show that quercetin, like other flavonoids, has diverse pharmacological actions. However, relatively little...
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Therapeutic Drug Concentrations of Teicoplanin in Clinical Settings

Nah SY, Im JH, Yeo JY, Baek JH, Kim CW, Nam MS, Lee HK, Chung MH, Lee JS

BACKGROUND: Teicoplanin is a glycopeptide antibiotic that is widely used in clinical practice for the treatment of infections caused by drug-resistant Gram-positive bacteria. The aim of this study was to...
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Gintonin, an exogenous ginseng-derived LPA receptor ligand, promotes corneal wound healing

Kim HJ, Kim JY, Lee BH, Choi SH, Rhim H, Kim HC, Ahn SY, Jeong SW, Jang M, Cho IH, Nah SY

Ginseng gintonin is an exogenous ligand of lysophosphatidic acid (LPA) receptors. Accumulating evidence shows LPA helps in rapid recovery of corneal damage. The aim of this study was to evaluate...
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Effects of Protopanaxatriol-Ginsenoside Metabolites on Rat N-Methyl-D-Aspartic Acid Receptor-Mediated Ion Currents

Shin TJ, Hwang SH, Choi SH, Lee BH, Kang J, Kim HJ, Zukin RS, Rhim H, Nah SY

Ginsenosides are low molecular weight glycosides found in ginseng that exhibit neuroprotective effects through inhibition of N-methyl-D-aspartic acid (NMDA) receptor channel activity. Ginsenosides, like other natural compounds, are metabolized by...
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Resveratrol Inhibits GABAC rho Receptor-Mediated Ion Currents Expressed in Xenopus Oocytes

Lee BH, Choi SH, Hwang SH, Kim HJ, Lee JH, Nah SY

Resveratrol is a phytoalexin found in grapes, red wine, and berries. Resveratrol has been known to have many beneficial health effects, such as anti-cancer, neuroprotective, anti-inflammatory, and life-prolonging effects. However,...
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alpha-Adrenergic and cholinergic receptor agonists modulate voltage-gated Ca2+ channels

Nah SY, Kim JH, Kim CH

  • KMID: 1554758
  • Korean J Physiol Pharmacol.
  • 1997 Oct;1(5):485-493.
We investigated the effect of alpha-adrenergic and cholinergic receptor agonists on Ca2+ current in adult rat trigeminal ganglion neurons using whole-cell patch clamp methods. The application of acetylcholine, carbachol, and oxotremorine (50 muM...
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Inhibitory Effects of Ginsenoside Metabolites, Compound K and Protopanaxatriol, on GABAC Receptor-Mediated Ion Currents

Lee BH, Hwang SH, Choi SH, Kim HJ, Lee JH, Lee SM, Ahn YG, Nah SY

Ginsenosides, one of the active ingredients of Panax ginseng, show various pharmacological and physiological effects, and they are converted into compound K (CK) or protopanaxatriol (M4) by intestinal microorganisms. CK...
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Carriage Rates and Serogroups of Neisseria meningitidis among Freshmen in a University Dormitory in Korea

Durey A, Bae SM, Lee HJ, Nah SY, Kim M, Baek JH, Kang YH, Chung MH, Lee JS

PURPOSE: Neisseria meningitidis is a leading cause of bacterial meningitis in young adults. University students, especially those living in dormitories, have been known to be at increased risk of meningococcal...
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Etiology and Clinical Features of Acute Viral Lower Respiratory Tract Infection in Apparently Healthy children

Nah SY, Hong JY, Choi EH, Lee HJ

  • KMID: 1662460
  • J Korean Pediatr Soc.
  • 1996 Dec;39(12):1690-1699.
PURPOSE: Acute lower respiratory tract infections(LRIs) are an important cause of pediatric morbidity and mortality. Causes of acute LRI in infants and children include bacteria, mycoplasma and respiratory viruses. Understanding...
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Inhibitory Effects of Quercetin on Muscle-type of Nicotinic Acetylcholine Receptor-Mediated Ion Currents Expressed in Xenopus Oocytes

Lee BH, Shin TJ, Hwang SH, Choi SH, Kang J, Kim HJ, Park CW, Lee SH, Nah SY

The flavonoid quercetin is a low molecular weight compound generally found in apple, gingko, tomato, onion and other red-colored fruits and vegetables. Like other flavonoids, quercetin has diverse pharmacological actions....
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Tuberculosis in Infants

Kim EK, Nah SY, Park JY, Choi EH, Lee HJ

PURPOSE: The risk of severe tuberculous disease such as meningitis or miliary tuberculosis increases as younger is the child at the time of infection. Therefore, the early diagnosis and prompt...
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Epidemiology of Influenza Virus over 8 Years (1990~1998) in Seoul, Korea

Nah SY, Park SE, Park JY, Lee HJ

  • KMID: 2248232
  • Korean J Infect Dis.
  • 1999 Jun;31(3):210-216.
BACKGROUND: Influenza virus is well known to cause recurrent epidemics almost every winter. However, information regarding the epidemiologic pattern of influenza virus in Korea is limited. In this study, the...
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Cognitive improvement effect of gintonin might be associated with blood-brain barrier permeability enhancement: dynamic contrastenhanced MRI pilot study

Lee WJ, Shin YW, Chang H, Shin HR, Kim WW, Jung SW, Choi SH, Kim M, Nah SY

Along with the multiple neuroprotective effect, recent studies suggest that gintonin might increase the blood brain barrier permeability. We evaluated the effect of gintonin on the vascular permeability changes in...
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Activation of Lysophosphatidic Acid Receptor Is Coupled to Enhancement of Ca(2+)-Activated Potassium Channel Currents

Choi SH, Lee BH, Kim HJ, Hwang SH, Lee SM, Nah SY

The calcium-activated K+ (BKCa) channel is one of the potassium-selective ion channels that are present in the nervous and vascular systems. Ca2+ is the main regulator of BKCa channel activation....
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