Autocrine and paracrine regulatory functions of platelet serotonin

Platelets serotonin (5-hydroxytrytamine, 5-HT) uptake and storage in dense granules is tightly regulated by the serotonergic transport system in the blood. Several 5-HT transporters (5-HTTs) have been identified in the vasculature and blood cells, beyond them 5-HTT is the major 5-HT transporter in p...

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Main Authors: Elmina Mammadova-Bach, Maximilian Mauler, Attila Braun, Daniel Duerschmied
Format: Article
Language:English
Published: Taylor & Francis Group 2018-08-01
Series:Platelets
Subjects:
Online Access:http://dx.doi.org/10.1080/09537104.2018.1478072
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author Elmina Mammadova-Bach
Maximilian Mauler
Attila Braun
Daniel Duerschmied
author_facet Elmina Mammadova-Bach
Maximilian Mauler
Attila Braun
Daniel Duerschmied
author_sort Elmina Mammadova-Bach
collection DOAJ
description Platelets serotonin (5-hydroxytrytamine, 5-HT) uptake and storage in dense granules is tightly regulated by the serotonergic transport system in the blood. Several 5-HT transporters (5-HTTs) have been identified in the vasculature and blood cells, beyond them 5-HTT is the major 5-HT transporter in platelets. Abnormal 5-HT concentrations in the blood plasma or increased platelet 5-HT uptake or abnormal release contribute to the development of various diseases in the vasculature. Consequently, several clinical trials suggested the positive therapeutic effects of 5-HTT blockade in the circulation. Inhibition of 5-HT strongly attenuates autocrine and paracrine functions of platelets, influencing platelet aggregation, vascular contraction, permeability, tissue repair, wound healing, immunity and cancer. Here, we highlight the current state of basic biological research regarding the hemostatic and non-hemostatic functions of platelet-derived 5-HT in normal and disease conditions. We also describe the physiological consequences of targeting platelet 5-HT functions in thrombosis, stroke, inflammation and cancer to overcome common health problems.
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spelling doaj.art-a011e7f41046496784f5db6571d3c3f02023-09-15T10:31:59ZengTaylor & Francis GroupPlatelets0953-71041369-16352018-08-0129654154810.1080/09537104.2018.14780721478072Autocrine and paracrine regulatory functions of platelet serotoninElmina Mammadova-Bach0Maximilian Mauler1Attila Braun2Daniel Duerschmied3University Hospital and Rudolf Virchow CenterUniversity of FreiburgUniversity Hospital and Rudolf Virchow CenterUniversity of FreiburgPlatelets serotonin (5-hydroxytrytamine, 5-HT) uptake and storage in dense granules is tightly regulated by the serotonergic transport system in the blood. Several 5-HT transporters (5-HTTs) have been identified in the vasculature and blood cells, beyond them 5-HTT is the major 5-HT transporter in platelets. Abnormal 5-HT concentrations in the blood plasma or increased platelet 5-HT uptake or abnormal release contribute to the development of various diseases in the vasculature. Consequently, several clinical trials suggested the positive therapeutic effects of 5-HTT blockade in the circulation. Inhibition of 5-HT strongly attenuates autocrine and paracrine functions of platelets, influencing platelet aggregation, vascular contraction, permeability, tissue repair, wound healing, immunity and cancer. Here, we highlight the current state of basic biological research regarding the hemostatic and non-hemostatic functions of platelet-derived 5-HT in normal and disease conditions. We also describe the physiological consequences of targeting platelet 5-HT functions in thrombosis, stroke, inflammation and cancer to overcome common health problems.http://dx.doi.org/10.1080/09537104.2018.1478072immune functionsplatelet serotoninsignalingtryptophan hydroxylase
spellingShingle Elmina Mammadova-Bach
Maximilian Mauler
Attila Braun
Daniel Duerschmied
Autocrine and paracrine regulatory functions of platelet serotonin
Platelets
immune functions
platelet serotonin
signaling
tryptophan hydroxylase
title Autocrine and paracrine regulatory functions of platelet serotonin
title_full Autocrine and paracrine regulatory functions of platelet serotonin
title_fullStr Autocrine and paracrine regulatory functions of platelet serotonin
title_full_unstemmed Autocrine and paracrine regulatory functions of platelet serotonin
title_short Autocrine and paracrine regulatory functions of platelet serotonin
title_sort autocrine and paracrine regulatory functions of platelet serotonin
topic immune functions
platelet serotonin
signaling
tryptophan hydroxylase
url http://dx.doi.org/10.1080/09537104.2018.1478072
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AT maximilianmauler autocrineandparacrineregulatoryfunctionsofplateletserotonin
AT attilabraun autocrineandparacrineregulatoryfunctionsofplateletserotonin
AT danielduerschmied autocrineandparacrineregulatoryfunctionsofplateletserotonin