Ole Fejerskov

Associations between salivary levels of Streptococcus mutans, Streptococcus sobrinus, lactobacilli, and caries experience in Kenyan adolescents.

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Associations between salivary levels of Streptococcus mutans, Streptococcus sobrinus, lactobacilli, and caries experience in Kenyan adolescents. / Beighton, D; Manji, F; Baelum, V; Fejerskov, O; Johnson, N W; Wilton, J M.

I: Journal of Dental Research, Bind 68, Nr. 8, 1989, s. 1242-6.

Publikation: Bidrag til tidsskrift/Konferencebidrag i tidsskrift /Bidrag til avisTidsskriftartikelForskningpeer review

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Beighton, D ; Manji, F ; Baelum, V ; Fejerskov, O ; Johnson, N W ; Wilton, J M. / Associations between salivary levels of Streptococcus mutans, Streptococcus sobrinus, lactobacilli, and caries experience in Kenyan adolescents. I: Journal of Dental Research. 1989 ; Bind 68, Nr. 8. s. 1242-6.

Bibtex

@article{10a37000b62311dd99a9000ea68e967b,
title = "Associations between salivary levels of Streptococcus mutans, Streptococcus sobrinus, lactobacilli, and caries experience in Kenyan adolescents.",
abstract = "Salivary levels of mutans streptococci (S. mutans and S. sobrinus) and lactobacilli were determined in a random sample of rural Kenyans between 15 and 19 years of age (n = 149). It is possible for the natural history of dental caries in this population to be studied since it is characterized by a limited access to conventional dental treatment. Using a short set of biochemical tests, we identified from seven to ten presumptive mutans streptococcus colonies--cultured from the saliva of each individual--to differentiate between S. mutans and S. sobrinus. No colonies resembling S. rattus (S. mutans serotype b) were isolated. Lactobacilli were identified as Gram-positive, catalase-negative rods. The mean D1-4MFS and D3-4MFS were 7.03 +/- 6.43 and 1.46 +/- 3.44, respectively. The mean mutans streptococcus and lactobacillus levels were 8.7 x 10(4) and 6.7 x 10(4), respectively. The salivary mutans streptococcus and lactobacillus levels were significantly correlated (p less than 0.01). Of the subjects, 64{\%} harbored only S. mutans, 4{\%} only S. sobrinus, 30{\%} both species, and 2{\%} neither. Lactobacilli were ubiquitous. The caries experience of the group was significantly (p less than 0.001) correlated with both the total salivary level of mutans streptococci and the salivary S. mutans levels, but not with the salivary S. sobrinus level.",
keywords = "Adolescent, Colony Count, Microbial, Dental Caries, Humans, Kenya, Lactobacillus, Prevalence, Rats, Rural Population, Saliva, Streptococcus, Streptococcus mutans",
author = "D Beighton and F Manji and V Baelum and O Fejerskov and Johnson, {N W} and Wilton, {J M}",
year = "1989",
language = "English",
volume = "68",
pages = "1242--6",
journal = "Journal of Dental Research",
issn = "0022-0345",
publisher = "Sage Publications, Inc.",
number = "8",

}

RIS

TY - JOUR

T1 - Associations between salivary levels of Streptococcus mutans, Streptococcus sobrinus, lactobacilli, and caries experience in Kenyan adolescents.

AU - Beighton, D

AU - Manji, F

AU - Baelum, V

AU - Fejerskov, O

AU - Johnson, N W

AU - Wilton, J M

PY - 1989

Y1 - 1989

N2 - Salivary levels of mutans streptococci (S. mutans and S. sobrinus) and lactobacilli were determined in a random sample of rural Kenyans between 15 and 19 years of age (n = 149). It is possible for the natural history of dental caries in this population to be studied since it is characterized by a limited access to conventional dental treatment. Using a short set of biochemical tests, we identified from seven to ten presumptive mutans streptococcus colonies--cultured from the saliva of each individual--to differentiate between S. mutans and S. sobrinus. No colonies resembling S. rattus (S. mutans serotype b) were isolated. Lactobacilli were identified as Gram-positive, catalase-negative rods. The mean D1-4MFS and D3-4MFS were 7.03 +/- 6.43 and 1.46 +/- 3.44, respectively. The mean mutans streptococcus and lactobacillus levels were 8.7 x 10(4) and 6.7 x 10(4), respectively. The salivary mutans streptococcus and lactobacillus levels were significantly correlated (p less than 0.01). Of the subjects, 64% harbored only S. mutans, 4% only S. sobrinus, 30% both species, and 2% neither. Lactobacilli were ubiquitous. The caries experience of the group was significantly (p less than 0.001) correlated with both the total salivary level of mutans streptococci and the salivary S. mutans levels, but not with the salivary S. sobrinus level.

AB - Salivary levels of mutans streptococci (S. mutans and S. sobrinus) and lactobacilli were determined in a random sample of rural Kenyans between 15 and 19 years of age (n = 149). It is possible for the natural history of dental caries in this population to be studied since it is characterized by a limited access to conventional dental treatment. Using a short set of biochemical tests, we identified from seven to ten presumptive mutans streptococcus colonies--cultured from the saliva of each individual--to differentiate between S. mutans and S. sobrinus. No colonies resembling S. rattus (S. mutans serotype b) were isolated. Lactobacilli were identified as Gram-positive, catalase-negative rods. The mean D1-4MFS and D3-4MFS were 7.03 +/- 6.43 and 1.46 +/- 3.44, respectively. The mean mutans streptococcus and lactobacillus levels were 8.7 x 10(4) and 6.7 x 10(4), respectively. The salivary mutans streptococcus and lactobacillus levels were significantly correlated (p less than 0.01). Of the subjects, 64% harbored only S. mutans, 4% only S. sobrinus, 30% both species, and 2% neither. Lactobacilli were ubiquitous. The caries experience of the group was significantly (p less than 0.001) correlated with both the total salivary level of mutans streptococci and the salivary S. mutans levels, but not with the salivary S. sobrinus level.

KW - Adolescent

KW - Colony Count, Microbial

KW - Dental Caries

KW - Humans

KW - Kenya

KW - Lactobacillus

KW - Prevalence

KW - Rats

KW - Rural Population

KW - Saliva

KW - Streptococcus

KW - Streptococcus mutans

M3 - Journal article

VL - 68

SP - 1242

EP - 1246

JO - Journal of Dental Research

JF - Journal of Dental Research

SN - 0022-0345

IS - 8

ER -