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Abiotic stress of ambient cold temperature regulates the host receptivity to pathogens by cell surfaced sialic acids.

Identifieur interne : 000C03 ( Main/Exploration ); précédent : 000C02; suivant : 000C04

Abiotic stress of ambient cold temperature regulates the host receptivity to pathogens by cell surfaced sialic acids.

Auteurs : Seong-Cheol Moon [Corée du Sud] ; Su-Yeon Joo [Corée du Sud] ; Tae-Wook Chung [Corée du Sud] ; Hee-Jung Choi [Corée du Sud] ; Mi-Ju Park [Corée du Sud] ; Hee-Jin Choi [Corée du Sud] ; Sung-Jin Bae [Corée du Sud] ; Keuk-Jun Kim [Corée du Sud] ; Cheorl-Ho Kim [Corée du Sud] ; Myungsoo Joo [Corée du Sud] ; Ki-Tae Ha [Corée du Sud]

Source :

RBID : pubmed:27181350

Descripteurs français

English descriptors

Abstract

Ambient cold temperature, as an abiotic stress, regulates the survival, stability, transmission, and infection of pathogens. However, the effect of cold temperature on the host receptivity to the pathogens has not been fully studied. In this study, the expression of terminal α-2,3- and α-2,6-sialic acids were increased in murine lung tissues, especially bronchial epithelium, by exposure to cold condition. The expression of several sialyltransferases were also increased by exposure to cold temperature. Furthermore, in human bronchial epithelial BEAS-2B cells, the expressions of α-2,3- and α-2,6-sialic acids, and mRNA levels of sialyltransferases were increased in the low temperature condition at 33 °C. On the other hand, the treatment of Lith-Gly, a sialyltransferase inhibitor, blocked the cold-induced expression of sialic acids on surface of BEAS-2B cells. The binding of influenza H1N1 hemagglutinin (HA) toward BEAS-2B cells cultured at low temperature condition was increased, compared to 37 °C. In contrast, the cold-increased HA binding was blocked by treatment of lithocholicglycine and sialyl-N-acetyl-D-lactosamines harboring α-2,3- and α-2,6-sialyl motive. These results suggest that the host receptivity to virus at cold temperature results from the expressions of α-2,3- and α-2,6-sialic acids through the regulation of sialyltransferase expression.

DOI: 10.1016/j.bbrc.2016.05.020
PubMed: 27181350


Affiliations:


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<div type="abstract" xml:lang="en">Ambient cold temperature, as an abiotic stress, regulates the survival, stability, transmission, and infection of pathogens. However, the effect of cold temperature on the host receptivity to the pathogens has not been fully studied. In this study, the expression of terminal α-2,3- and α-2,6-sialic acids were increased in murine lung tissues, especially bronchial epithelium, by exposure to cold condition. The expression of several sialyltransferases were also increased by exposure to cold temperature. Furthermore, in human bronchial epithelial BEAS-2B cells, the expressions of α-2,3- and α-2,6-sialic acids, and mRNA levels of sialyltransferases were increased in the low temperature condition at 33 °C. On the other hand, the treatment of Lith-Gly, a sialyltransferase inhibitor, blocked the cold-induced expression of sialic acids on surface of BEAS-2B cells. The binding of influenza H1N1 hemagglutinin (HA) toward BEAS-2B cells cultured at low temperature condition was increased, compared to 37 °C. In contrast, the cold-increased HA binding was blocked by treatment of lithocholicglycine and sialyl-N-acetyl-D-lactosamines harboring α-2,3- and α-2,6-sialyl motive. These results suggest that the host receptivity to virus at cold temperature results from the expressions of α-2,3- and α-2,6-sialic acids through the regulation of sialyltransferase expression.</div>
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<name sortKey="Choi, Hee Jin" sort="Choi, Hee Jin" uniqKey="Choi H" first="Hee-Jin" last="Choi">Hee-Jin Choi</name>
<name sortKey="Choi, Hee Jung" sort="Choi, Hee Jung" uniqKey="Choi H" first="Hee-Jung" last="Choi">Hee-Jung Choi</name>
<name sortKey="Chung, Tae Wook" sort="Chung, Tae Wook" uniqKey="Chung T" first="Tae-Wook" last="Chung">Tae-Wook Chung</name>
<name sortKey="Ha, Ki Tae" sort="Ha, Ki Tae" uniqKey="Ha K" first="Ki-Tae" last="Ha">Ki-Tae Ha</name>
<name sortKey="Joo, Myungsoo" sort="Joo, Myungsoo" uniqKey="Joo M" first="Myungsoo" last="Joo">Myungsoo Joo</name>
<name sortKey="Joo, Su Yeon" sort="Joo, Su Yeon" uniqKey="Joo S" first="Su-Yeon" last="Joo">Su-Yeon Joo</name>
<name sortKey="Kim, Cheorl Ho" sort="Kim, Cheorl Ho" uniqKey="Kim C" first="Cheorl-Ho" last="Kim">Cheorl-Ho Kim</name>
<name sortKey="Kim, Keuk Jun" sort="Kim, Keuk Jun" uniqKey="Kim K" first="Keuk-Jun" last="Kim">Keuk-Jun Kim</name>
<name sortKey="Park, Mi Ju" sort="Park, Mi Ju" uniqKey="Park M" first="Mi-Ju" last="Park">Mi-Ju Park</name>
</country>
</tree>
</affiliations>
</record>

Pour manipuler ce document sous Unix (Dilib)

EXPLOR_STEP=$WICRI_ROOT/Sante/explor/StressCovidV1/Data/Main/Exploration
HfdSelect -h $EXPLOR_STEP/biblio.hfd -nk 000C03 | SxmlIndent | more

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Pour mettre un lien sur cette page dans le réseau Wicri

{{Explor lien
   |wiki=    Sante
   |area=    StressCovidV1
   |flux=    Main
   |étape=   Exploration
   |type=    RBID
   |clé=     pubmed:27181350
   |texte=   Abiotic stress of ambient cold temperature regulates the host receptivity to pathogens by cell surfaced sialic acids.
}}

Pour générer des pages wiki

HfdIndexSelect -h $EXPLOR_AREA/Data/Main/Exploration/RBID.i   -Sk "pubmed:27181350" \
       | HfdSelect -Kh $EXPLOR_AREA/Data/Main/Exploration/biblio.hfd   \
       | NlmPubMed2Wicri -a StressCovidV1 

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Data generation: Wed May 6 16:44:09 2020. Site generation: Sun Mar 28 08:26:57 2021