• Title/Summary/Keyword: Clinical chemistry

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Pituitary Pars Intermedia Dysfunction with Laminitis in a Horse

  • Lee, Eun-bee;Chun, Yong-woo;Park, Kyung-won;Kang, Tae-young;Seo, Jong-pil
    • Journal of Veterinary Clinics
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    • v.38 no.1
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    • pp.41-44
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    • 2021
  • Pituitary pars intermedia dysfunction (PPID), often referred to as equine Cushing's disease, is a common endocrine disorder often diagnosed in older horses. A 13-year-old 460 kg Warmblood gelding showed clinical signs suggestive of PPID, including hypertrichosis, fat redistribution, polyuria and polydipsia (PU/PD), and weight loss. Physical examination, complete blood cell count, and serum chemistry results were normal. However, dexamethasone suppression and plasma adrenocorticotropic hormone (ACTH) level tests confirmed PPID. Three months after the confirmed diagnosis, the horse was referred again with symptoms of laminitis. Radiography and venography were performed to evaluate the laminitis severity level. However, the foot condition continued to worsen, and the horse was eventually euthanized. The purpose of this case report is to describe clinical signs and diagnosis of PPID with laminitis.

About naked fluoride

  • Lee, Eunsung
    • Journal of Radiopharmaceuticals and Molecular Probes
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    • v.4 no.2
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    • pp.121-123
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    • 2018
  • Fluoride is one of most important atoms for both clinical and pharmaceutical usage. Associated with such a strong need, $^{18}F$-fluoride has been widely used as an essential radioisotope. The fluoride always suffers from strong solvation effects through strong hydrogen bonding, which reduce the reactivity of fluoride anion. To enhance the reactivity, the concept of naked fluoride was introduced in the fluorination field. In this essay, I will briefly describe the history of naked fluoride concept and development of naked fluoride sources.

The clinical research of dementia assessment examination-focused on the diagnosis of dementia for patient of Cheongju district. (치매평가검진 환자에 관한 임상연구 (청주 지역사회 환자의 치매진단을 중심으로))

  • Jung, In-Chul
    • Journal of Haehwa Medicine
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    • v.15 no.1
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    • pp.1-9
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    • 2006
  • For this study, we carried out dementia assessment examination of 74 patients with memory disturbance who have come to Cheongju oriental hospital of Daejeon university from April 2005 to February 2006. This study classified the patients as none-dementia(ND), questionable dementia(QD), and dementia(DA) groups and analyzed the result of examination. As a result, the following conclusion was drawn. 1. Among the 3 groups, there was no significant differences in the sex distribution. But according to age distribution, the age of QD and DA groups showed significant difference from that of ND group. 2. MMSE-K and HDS-K scores showed the significant differences among all groups, and 7 MS result showed the significant difference between ND and the other groups. 3. The DA group significantly got lower scores than ND group in the items of the MMSE-K, Orientation, Registration, Recall, Attention, Copy two pentagons and Comprehension. Especially, significant difference also was shown in the orientation item between QD and DA groups. 4. The scores in the items of 7 MS, Benton temporal orientation, Enhanced cued recall and Clock drawing showed significant difference among all groups. Category fluency score showed significant difference between ND and the other groups. 5. The results of Brain CT and clinical chemistry test didn't show significant difference among all groups.

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Strategies and Advancement in Antibody-Drug Conjugate Optimization for Targeted Cancer Therapeutics

  • Kim, Eunhee G.;Kim, Kristine M.
    • Biomolecules & Therapeutics
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    • v.23 no.6
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    • pp.493-509
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    • 2015
  • Antibody-drug conjugates utilize the antibody as a delivery vehicle for highly potent cytotoxic molecules with specificity for tumor-associated antigens for cancer therapy. Critical parameters that govern successful antibody-drug conjugate development for clinical use include the selection of the tumor target antigen, the antibody against the target, the cytotoxic molecule, the linker bridging the cytotoxic molecule and the antibody, and the conjugation chemistry used for the attachment of the cytotoxic molecule to the antibody. Advancements in these core antibody-drug conjugate technology are reflected by recent approval of Adectris$^{(R)}$(anti-CD30-drug conjugate) and Kadcyla$^{(R)}$(anti-HER2 drug conjugate). The potential approval of an anti-CD22 conjugate and promising new clinical data for anti-CD19 and anti-CD33 conjugates are additional advancements. Enrichment of antibody-drug conjugates with newly developed potent cytotoxic molecules and linkers are also in the pipeline for various tumor targets. However, the complexity of antibody-drug conjugate components, conjugation methods, and off-target toxicities still pose challenges for the strategic design of antibody-drug conjugates to achieve their fullest therapeutic potential. This review will discuss the emergence of clinical antibody-drug conjugates, current trends in optimization strategies, and recent study results for antibody-drug conjugates that have incorporated the latest optimization strategies. Future challenges and perspectives toward making antibody-drug conjugates more amendable for broader disease indications are also discussed.

Single Oral Dose Toxicity Study of an Alcohol Extract of Bumblebee, Bombus ignitus Larvae in Rats

  • Ahn, Mi-Young;Han, Jea-Woong;Yoon, Hyung-Joo;Park, Hae-Chul;Chung, Wan-Tae
    • Toxicological Research
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    • v.25 no.2
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    • pp.107-111
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    • 2009
  • The alcohol extract of the larvae of Bombus ignitus, otherwise known as the Bumblebee, was orally administered to rats at doses of 0, 0.04, 0.2, 1 or 2 g/kg as a single oral dose. There were no observed clinical signs or deaths related to treatment in all the groups tested. Therefore, the approximate lethal dose of the alcohol extract of B. ignitus was considered to be higher than 2 g/kg in rats. Mild decreases in body weight gain in male rats were observed dose-dependently within the B. ignitus treated groups over 2 weeks. Throughout the administration periods, no significant changes in diet consumption, ophthalmologic findings, clinical pathology (hematology, clinical chemistry and coagulation) or gross pathology were detected. Minor changes in male rats were found with in the hematological parameters in groups treated with the 0.04 g/kg, 1 g/kg or 2 g/kg of B. ignitus larvae extract, however, all the changes observed were within the physiological range. From these results, it was concluded that there was no evidence of specific toxicity related to the ingestion of alcohol extract of B. ignitus larvae.

Clinical and ultrasonographic studies for the diagnosis of ethylene glycol intoxication in dogs (개의 Ethylene glycol 중독 진단을 위한 임상 및 초음파학적 연구)

  • Byun, Hong-sub;Kim, Myung-cheol
    • Korean Journal of Veterinary Research
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    • v.38 no.3
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    • pp.629-641
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    • 1998
  • This study was performed to evaluate the ultrasonographic findings of ethylene glycol intoxication. Ten healthy mongrel dogs which was administered with ethylene glycol, were evaluated in terms of clinical findings, hematological findings, blood chemistry, and ultrasonographic and histopathological findings of kidney. The results obtained through these experiment could be summarized as follows : 1. Typical clinical symptoms such as vomiting, initial apprehension, depression, thirst, dehydration, tremor, anorexia, hematuria, anuria, weakness, weight loss, flaccid paralysis, tachypnea, coma, and death, were revealed after administration of ethylene glycol. 2. Special symptom of bloody diarrhea was occurred by administration of ethylene glycol. 3. After administration of ethylene glycol, PCV was decreased continuously(p<0.01), and total leukocyte count was increased gradually, revealed the highest value at day 5 and thereafter decreased. 4. Remarkable changes of ultrasonographic findings such as high echo intensity of renal parenchyma and emergence of halo in corticomedullary junction, were revealed after administration of ethylene glycol. Early(hour 8) enlargement and late(day 3) enlargement were observed in kidney(p<0.01). Especially, late enlargement was observed concurrently with the elevation of BUN and creatinine values. 5. Calcium oxalate crystals, metabolites of ethylene glycol, were observed in histopathologic findings of kidney. Also, degeneration and necrotic exfoliation of epithelial cells were recognized in addtion to swelling of renal tubules.

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The Relationship between Pharmacy Curriculum and the Subjects on the Pharmacist Licensure Examination in Korea (약학교과과정과 약사국가시험과목들과의 상관관계)

  • Kwon, Kyeng Hee
    • Korean Journal of Clinical Pharmacy
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    • v.10 no.1
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    • pp.42-49
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    • 2000
  • The undergraduate curricula of the twenty pharmacy schools in Korea were analyzed in order to find out the relationship between the Korean Pharmacist Licensure Examination (KPLE) and the Pharmacy Education. The results of this survey indicated that the Pharmacy Education was highly related to KPLE. During the 1999 academic year, there were 1,853 undergraduate courses offered by the twenty pharmacy colleges excluding pre-pharmacy courses. Of the total courses 73\%$ were related to the twelve subject of KPLE. Eighty percent were related to the basic pharmacy. Only $13\%$ were related to the pharmacy practice. The courses related to the Medicinal Chemistry were 16\% of the basic pharmacy courses. The numbers and the names of the subjects of KPLE have not been change during the past 3- years. Recently, the names of the subjects of KPLE have not been changed during the past 30 years. Recently, the National Health Personnel Licensing Examination Board advised to change the courses from the drug-oriented curriculum to a practice-oriented one. Therefore, it will be better that the curriculum of the undergraduate pharmacy program to be re-organized focusing on the divisions of the courses, not on the name of the courses. The number of the under graduate courses should be reduced by combining the related courses. The more courses in the field of patient-oriented pharmacy practice are needed to be added to the undergraduate curriculum in order to produce the clinical pharmacists.

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Thirteen-Week Oral Dose Toxicity Study of G. bimaculatus in Sprague-Dawley Rats

  • Ahn, Mi-Young;Han, Jea-Woong;Kim, Soon-Ja;Hwang, Jae-Sam;Yun, Eun-Young
    • Toxicological Research
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    • v.27 no.4
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    • pp.231-240
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    • 2011
  • Gryllus bimaculatus (Gb) was orally administered at doses of 0, 0.04, 0.2, 1 and 5 g/kg bw/day for 13 consecutive weeks. There were no observed clinical signs or deaths related to treatment in all the groups tested. Therefore, the approximate lethal oral dose of G. bimaculatus was considered to be higher than 5 g/kg in rats. Throughout the administration period, no significant changes in diet consumption, ophthalmologic findings, organ weight, clinical pathology (hematology, clinical chemistry, coagulation, and urinalysis) or gross pathology were detected. Minor changes were found in hematological parameters for the 5 g/kg Gb-treated group (triglyceride reduction of 35.8%), but all changes were within normal physiological ranges. Microscopic examination did not identify any treatment-related histopathologic changes in the organs of Gb-treated rats in the high dose group. From these results, one can conclude that the no-observed adverse effect level (NOAEL) of G. bimaculatus is higher than 5 g/kg bw/day in rats.