• Title/Summary/Keyword: Intestinal health

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Integrative Analysis of Probiotic-Mediated Remodeling in Canine Gut Microbiota and Metabolites Using a Fermenter for an Intestinal Microbiota Model

  • Anna Kang;Min-Jin Kwak;Hye Jin Choi;Seon-hui Son;Sei-hyun Lim;Ju Young Eor;Minho Song;Min Kyu Kim;Jong Nam Kim;Jungwoo Yang;Minjee Lee;Minkyoung Kang;Sangnam Oh;Younghoon Kim
    • Food Science of Animal Resources
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    • v.44 no.5
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    • pp.1080-1095
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    • 2024
  • In contemporary society, the increasing number of pet-owning households has significantly heightened interest in companion animal health, expanding the probiotics market aimed at enhancing pet well-being. Consequently, research into the gut microbiota of companion animals has gained momentum, however, ethical and societal challenges associated with experiments on intelligent and pain-sensitive animals necessitate alternative research methodologies to reduce reliance on live animal testing. To address this need, the Fermenter for Intestinal Microbiota Model (FIMM) is being investigated as an in vitro tool designed to replicate gastrointestinal conditions of living animals, offering a means to study gut microbiota while minimizing animal experimentation. The FIMM system explored interactions between intestinal microbiota and probiotics within a simulated gut environment. Two strains of commercial probiotic bacteria, Enterococcus faecium IDCC 2102 and Bifidobacterium lactis IDCC 4301, along with a newly isolated strain from domestic dogs, Lactobacillus acidophilus SLAM AK001, were introduced into the FIMM system with gut microbiota from a beagle model. Findings highlight the system's capacity to mirror and modulate the gut environment, evidenced by an increase in beneficial bacteria like Lactobacillus and Faecalibacterium and a decrease in the pathogen Clostridium. The study also verified the system's ability to facilitate accurate interactions between probiotics and commensal bacteria, demonstrated by the production of short-chain fatty acids and bacterial metabolites, including amino acids and gamma-aminobutyric acid precursors. Thus, the results advocate for FIMM as an in vitro system that authentically simulates the intestinal environment, presenting a viable alternative for examining gut microbiota and metabolites in companion animals.

Achievement of Korea-China Collaborative Project and the Collaboration with KAHP

  • FengZheng
    • Journal of Korea Association of Health Promotion
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    • v.2 no.3
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    • pp.47-62
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    • 2004
  • Congratulations on the 40th Anniversary of KAHP, which has made great contributions to the control of parasitic diseases in Korea, and to the development of collaboration with China and other Asia countries aiming at the common interest. The 40 years of KAH/KAHP and its predecessor, Korea Association of Parasite Eradication has composed a brilliant road map to bring the prevalence of intestinal parasite infection from 84.3% in 1971 to the current prevalence of 2.4%, and to endeavor in the promotion of the health of children, man and woman, and low income families in Korea, as well as to generously share the successful experience in parasite control with China during the last half century. Indeed, the 40th birth day of KAHP is marked with great achievements and bright future.

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Starter Clutures for Milk Fermentation and Their Characteristics (우유발효에 이용되는 Starter Culture와 그 특성)

  • Keum, Jong-Soo;Kim, Jong-Woo
    • Journal of Dairy Science and Biotechnology
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    • v.14 no.1
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    • pp.97-118
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    • 1996
  • All over the world there is an increasing consumer awareness of the potential influence of various foodstuffs on our health. Today dairy products are expected to be more just food. They have to taste well, appeal and give pleasure, provide of well-being, provide specific health benefits and prevent disease. This paper reviews the different types of fermented milks and their microflora and includes recent work on yogurt, soft cheese and buttermilks, kefir and koumiss. There is considerable interest in the new health promoting products which are now available. Meanwhile during the last decade a new generation of fermented milk products containing selected intestinal bacteria has been introduced to the markets. These are discussed in the light of some recent findings on the ability to lower the blood cholesterol concentration and stimulate the immune response and also describes some fermented milk products available, selection criteria for commercial starter cultures.

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국내 기생충 질환의 현황 및 전망

  • Chae, Jong-Il
    • Journal of Korea Association of Health Promotion
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    • v.1 no.1
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    • pp.26-32
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    • 2003
  • The current status and future prospects of parasitic infections in Korea is briefly reviewed. Soil-transmitted helminth infections including ascariasis, trichuriasis, and hookworm infections decreased remarkably. owing to the national control activities excuted by the Korea Association of Health Promotion(formerly Korea Association of parasite Eradication) using mass heath education. Important recent trends include reemergence of vivax malaria since 1993, persistence of food-borne trematode infections including clonorchiasis and intestinal trematode infections, increased detection of zoonotic parasitosis, close-up of infection with opportunistic parasites including cryptosporidiosis, toxoplasmosis, and pneumosytosis, increase of imported tropical infectious disease, appearance of new parasitic disease such as gymnophalloidiasis, and increase of accidental infections with free-living amoebae. These trends represent greatly changed overall patterns of parasitic infections in Korea.

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한국건강관리협회의 국제협력사업 '한ㆍ라오스 기생충퇴치사업'

  • Yun, Cheong-Ha
    • Journal of Korea Association of Health Promotion
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    • v.1 no.1
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    • pp.34-37
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    • 2003
  • The NGO program of "intestinal parasite Control among primary Schoolchildren of Lao PDR", supported by KOICA and implemented by KAHP, has started in 1999 and will be executed until 2004. Under cooperation of the LAo Ministry of Health, WHO, Korean Embassy and KOCIA, for the last 4 years, KHIP has conducted parasitological survey throughout the country, supply of medical equipment and anti-helminthics and treatment of positive people. The results of the survey is as below : A total of 29,846 stool specimens were collected from primary schoolchildren from May 2000 to June 2002 and examined once with the cellphone thick smear. By species, the rate for Ascaris lumbricoides was 34.9%, hookworm 19.1%, Trichuris trihiura 25.8%, Opisthorchis iverrini 10.9%, Taenia spp. 0.6% and Hymenolepis spp. 0.1%. The northern mountainous regions showed a higher prevalence of soil-transmitted helminths. The regions along the Mekong River such as Khammuane, Saravane or Svannakhet Province showed a higher prevalence of fish-borne parasites.

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Achievement of Korea-China Collaborative Project and Collaboration with KAHP (한ㆍ중 기생충 감염관리 시범사업의 성과)

  • Pung, Jeong
    • Journal of Korea Association of Health Promotion
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    • v.2 no.2
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    • pp.199-208
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    • 2004
  • Congratulations on the 40th Anniversary of KAHP, which has made great contributions to the control of parasitic diseases in Korea, and to the development of collaboration with China and other Asia countries aiming at the common interest. The 40 years of KAN/KAHP and its predecessor, Korea Association of Parasite Eradication has composed a brilliant road map to bring the prevalence of intestinal parasite infection from 84.3% in 1971 to the current prevalence of 2.4%, and to endeavor in the promotion of the health of children, man and woman, and low income families in Korea, as well as to generously share the successful experience in parasite control with China during the last half century. Indeed, the 40th birth day of KAHP is marked with great achievements and bright future.

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Effect of feeding the combination with Lactobacillus plantarum and Bacillus subtilis on fecal microflora and diarrhea incidence of Korean native calves

  • Lee, Yeo-Eun;Kang, In-Jin;Yu, Eun-Ah;Kim, Suk;Lee, Hu-Jang
    • Korean Journal of Veterinary Service
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    • v.35 no.4
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    • pp.343-346
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    • 2012
  • This study was investigated the effects of feeding the combination with Lactobacillus plantarum and Bacillus subtilis on the diarrhea incidence and fecal microflora of weaned calves. A total of 12 newly weaned calves were allocated to two dietary treatments in a randomized design based on body weight. The dietary treatments included a commercial basal diet supplemented with: 1) no microbial inoculants (Control); 2) a mixture of Lactobacillus plantarum and Bacillus subtilis (LB). Calves were fed diets for a 4-week period. At the end of the experiment, the counts of fecal lactic acid bacteria and Enterobacteriaceae in LB were significantly improved compared to control (P<0.05). Over the 4-week period, fecal scores and duration of diarrhea in LB were significantly decreased compared with those in control (P<0.05). The present results suggest that LB is a potential feed additive which could be used for the balance of intestinal microflora and the prevention of diarrhea in Korean native calves.

Enhanced Effect of Gluten Hydorlysate on Solubility and Bioavailability of Calcium in Rats (글루템 가수분해물에 의한 칼슘의 가용화 및 체내이용성 증진 효과)

  • 이연숙
    • Journal of Nutrition and Health
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    • v.30 no.1
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    • pp.40-47
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    • 1997
  • Dietary peptides have recently received attention regarding their beneficial effects on nutrient metabolism since the caseinphosphoptides obtained from casein hydrolysate are generally believed to enhance the intestinal absorption of Ca. The two experiments were conducted to investigate the effects of various hydrolyzed fractions of gluten on Ca bioavailability. The gluten hydrolysate of dietary components was produced by enzymatic hydrolysis of gluten whereas gluten hydrolysate supernationt and its precipiate resulted from centrifugation. In experiment I, the rats were for 4 weeks fed the 4 kinds of diets containing same amount of nitrogen and calories and diffeing only in the forms of nitrogen sources. The diets were gluten (G), gluten hydrolysat(GH), gluten hydrolysate supernatant(GHS) and gluten hydrolysate precipitatie(GHP). Determination was made for the body weight gain, serum Ca concentration, Ca solubility in small intestinal contents, bone weight, length and stength, bone ash and Ca content, and Ca balance, respectively. No significant difference was noticed as regards growth, serum Ca, and bone dimension and Ca content among rat groups. More significant increase was observed with regard to Ca absorption and intestinal solubility in the rats receiving the GH or GHS diet which containe crude gluten peptides, than in those subjected to G or GHP diet. In experiment II, in vitro determination for Ca solubility was made to ascertain the mechanism responsible for the effects of gluten peptides on Ca absorption. The 10mM Ca in potassium phosphate buffer solution(pH 7.0) incubated for 3 hours at 37$^{\circ}C$ by the GHS fraction, was observed to be capable of increasing the Ca solubility at 5-25mg/ml concentration of gluten peptides. These observations suggest that the gluten peptides from gluten hydrolysate may enhance the Ca absorption efficiency by increasing the solubility of Ca in small intestine.

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Bacterial Population in Intestines of Litopenaeus vannamei Fed Different Probiotics or Probiotic SupernatantS

  • Sha, Yujie;Liu, Mei;Wang, Baojie;Jiang, Keyong;Qi, Cancan;Wang, Lei
    • Journal of Microbiology and Biotechnology
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    • v.26 no.10
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    • pp.1736-1745
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    • 2016
  • The interactions of microbiota in the gut play an important role in promoting or maintaining the health of hosts. In this study, in order to investigate and compare the effects of dietary supplementation with Lactobacillus pentosus HC-2 (HC-2), Enterococcus faecium NRW-2, or the bacteria-free supernatant of a HC-2 culture on the bacterial composition of Litopenaeus vannamei, Illumina sequencing of the V1-V2 region of the 16S rRNA gene was used. The results showed that unique species exclusively existed in specific dietary groups, and the abundance of Actinobacteria was significantly increased in the intestinal bacterial community of shrimp fed with the bacteria-free supernatant of an HC-2 culture compared with the control. In addition, the histology of intestines of the shrimp from the four dietary groups was also described, but no obvious improvements in the intestinal histology were observed. The findings in this work will help to promote the understanding of the roles of intestinal bacteria in shrimps when fed with probiotics or probiotic supernatant.

About the Diseases and Medical Treatments of King Hyeonjong, Sukjong, Gyeongjong, Yeongjo in the Joseon Dynasty (조선시대(朝鮮時代) 현종(顯宗), 숙종(肅宗), 경종(景宗), 영조(英祖)의 질병(疾病)과 치료(治療))

  • Lee, Hai-Woong;Kim, Hoon
    • Journal of Korean Medical classics
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    • v.19 no.3
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    • pp.228-254
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    • 2006
  • 1. King Hyeonjong(1641-1674) mainly suffered from eye disease and abscess. He specially took a hot spring bath for cure of eye and skin problems. He probably died of septicemia and the following gastro-intestinal infection at the age of 34, quite early for his age. 2. King Sukjong(1661-1720) was not very well all through his life, but lived quite longer than other Kings in the Joseon Dynasty. He suffered from various diseases like heart-based heat, abscess, edema, upper respiratory infections, etc. He frequently took the treatments of acupuncture and moxibustion. He presumably died of dysfunction of liver and kidney at the age of 60. 3. King Gyeongjong(1688-1724) suffered from political problems from birth to death, so he may have had excessive mental stress for his poor health. He mainly suffered from heart-based heat and abscess. It is quite not sure why he died in only one month from the onset of his symptoms, so many people thought that he was poisoned to death. He probably died of septicemia and the following gastro-intestinal infection at the age of 37. 4. King Yeongjo(1694-1776) lived for 83 years, which is the longest of all the Kings in the Joseon Dynasty. He mainly suffered from hypofunction of gastro-intestinal system with cold symptoms, coughs, uneasiness. He took various kinds of herbal medicine, of which he took ginseng the most. He is supposed to be dead due to his old age at 83.

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