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. 2023 Jul 11;14:1192440. doi: 10.3389/fimmu.2023.1192440

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Copyright © 2023 Gaiffe, Colladant, Desmaret, Bamoulid, Leroux, Laheurte, Brouard, Giral, Saas, Courivaud, Degauque and Ducloux

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Hierarchical clustering of patients after principal component analysis (A) represented by the dendrogram of patients and (B) by a scatter view plot. (A) identification of 3 clusters among 832 first transplant recipients according to immunological data. Profiles were assigned based on the separation of the clustering trees. (B) Colors were based on clustering profile and mainly defined by dimension 2 and dimension 1 in our hierarchical clustering. Three clusters were identified: older immunity in red (cluster 1), activated immunity in green (cluster 2) and naïve immunity in blue (cluster 3).