Salivary IgA and IgE levels in healthy subjects: relation to age and gender

It has been reported that the immune system undergoes age and gender changes. The aim of this study was to investigate the age- and gender-dependent changes of salivary IgA and IgE levels among healthy subjects. A total of 203 healthy individuals (aged 1-70 years) were enrolled in the study. Two mil...

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Main Authors: Abdollah Jafarzadeh, Mostafa Sadeghi, Gholamreza Asadi Karam, Reza Vazirinejad
Format: Article
Language:English
Published: Sociedade Brasileira de Pesquisa Odontológica 2010-03-01
Series:Brazilian Oral Research
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1806-83242010000100004
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author Abdollah Jafarzadeh
Mostafa Sadeghi
Gholamreza Asadi Karam
Reza Vazirinejad
author_facet Abdollah Jafarzadeh
Mostafa Sadeghi
Gholamreza Asadi Karam
Reza Vazirinejad
author_sort Abdollah Jafarzadeh
collection DOAJ
description It has been reported that the immune system undergoes age and gender changes. The aim of this study was to investigate the age- and gender-dependent changes of salivary IgA and IgE levels among healthy subjects. A total of 203 healthy individuals (aged 1-70 years) were enrolled in the study. Two milliliters of saliva were collected from all participants, and salivary IgA and IgE levels were measured by the ELISA technique. Mean salivary IgA levels were significantly higher in subjects aged 11-20 years as compared to subjects aged 1-10 years (P < 0.01). Mean salivary IgA levels increased with age up to the age of 60 years, and then slightly decreased in subjects aged 61-70 years. The frequency of subjects with detectable levels of salivary IgE and mean salivary IgE levels gradually increased with age, with maximum levels being observed in the 31-40 years age group and not changing significantly thereafter. The mean levels of salivary IgA and IgE in adults were significantly higher than those observed in children (P < 0.00001 and P < 0.05, respectively). No significant differences were observed between men and women regarding both salivary immunoglobulins. These results showed age-dependent changes of the salivary IgA and IgE levels. Gender had no effect on the salivary levels of IgA and IgE.
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spelling doaj.art-a81b35e764fb4383ab0323dcf906dc732022-12-21T19:43:05ZengSociedade Brasileira de Pesquisa OdontológicaBrazilian Oral Research1806-83242010-03-01241212710.1590/S1806-83242010000100004Salivary IgA and IgE levels in healthy subjects: relation to age and genderAbdollah JafarzadehMostafa SadeghiGholamreza Asadi KaramReza VazirinejadIt has been reported that the immune system undergoes age and gender changes. The aim of this study was to investigate the age- and gender-dependent changes of salivary IgA and IgE levels among healthy subjects. A total of 203 healthy individuals (aged 1-70 years) were enrolled in the study. Two milliliters of saliva were collected from all participants, and salivary IgA and IgE levels were measured by the ELISA technique. Mean salivary IgA levels were significantly higher in subjects aged 11-20 years as compared to subjects aged 1-10 years (P < 0.01). Mean salivary IgA levels increased with age up to the age of 60 years, and then slightly decreased in subjects aged 61-70 years. The frequency of subjects with detectable levels of salivary IgE and mean salivary IgE levels gradually increased with age, with maximum levels being observed in the 31-40 years age group and not changing significantly thereafter. The mean levels of salivary IgA and IgE in adults were significantly higher than those observed in children (P < 0.00001 and P < 0.05, respectively). No significant differences were observed between men and women regarding both salivary immunoglobulins. These results showed age-dependent changes of the salivary IgA and IgE levels. Gender had no effect on the salivary levels of IgA and IgE.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1806-83242010000100004SalivaImmunoglobulin AImmunoglobulin EAdultChild
spellingShingle Abdollah Jafarzadeh
Mostafa Sadeghi
Gholamreza Asadi Karam
Reza Vazirinejad
Salivary IgA and IgE levels in healthy subjects: relation to age and gender
Brazilian Oral Research
Saliva
Immunoglobulin A
Immunoglobulin E
Adult
Child
title Salivary IgA and IgE levels in healthy subjects: relation to age and gender
title_full Salivary IgA and IgE levels in healthy subjects: relation to age and gender
title_fullStr Salivary IgA and IgE levels in healthy subjects: relation to age and gender
title_full_unstemmed Salivary IgA and IgE levels in healthy subjects: relation to age and gender
title_short Salivary IgA and IgE levels in healthy subjects: relation to age and gender
title_sort salivary iga and ige levels in healthy subjects relation to age and gender
topic Saliva
Immunoglobulin A
Immunoglobulin E
Adult
Child
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1806-83242010000100004
work_keys_str_mv AT abdollahjafarzadeh salivaryigaandigelevelsinhealthysubjectsrelationtoageandgender
AT mostafasadeghi salivaryigaandigelevelsinhealthysubjectsrelationtoageandgender
AT gholamrezaasadikaram salivaryigaandigelevelsinhealthysubjectsrelationtoageandgender
AT rezavazirinejad salivaryigaandigelevelsinhealthysubjectsrelationtoageandgender