Article
Cell Biology
Morgane Simao, Fabienne Regnier, Sarah Taheraly, Achille Fraisse, Rachida Tacine, Marie Fraudeau, Adam Benabid, Vincent Feuillet, Mireille Lambert, Jerome Delon, Clotilde Randriamampita
Summary: The migration of T lymphocytes requires dynamic changes in cAMP levels, which in turn promote actomyosin redistribution to modify cell trajectory. This process supports the exploratory behavior of T cells despite cAMP's traditional role as an immunosuppressive factor.
FRONTIERS IN CELL AND DEVELOPMENTAL BIOLOGY
(2021)
Review
Biochemistry & Molecular Biology
Juho Vuononvirta, Federica M. Marelli-Berg, Thanushiyan Poobalasingam
Summary: To fulfill their effector and patrolling functions, lymphocytes need to traffic through the body and adapt to different tissue microenvironments. Recent studies have just begun to investigate the metabolic regulation of lymphocyte motility and trafficking, presenting a substantial challenge to migrating cells that require high levels of energy.
MOLECULAR ASPECTS OF MEDICINE
(2021)
Article
Medicine, General & Internal
Daria M. Potashnikova, Aleena A. Saidova, Anna V. Tvorogova, Alexandra S. Anisimova, Alexandra Yu Botsina, Elena Yu Vasilieva, Leonid B. Margolis
Summary: The study found that the presence of fibronectin can significantly increase CTL adhesiveness in atherosclerosis patients, and the expression levels of integrin-coding mRNAs also increase accordingly.
FRONTIERS IN MEDICINE
(2022)
Article
Biology
Yelena Y. Bernadskaya, Haicen Yue, Calina Copos, Lionel Christiaen, Alex Mogilner
Summary: The study found that the Ciona cardiopharyngeal progenitors are the simplest cell collective maintaining supracellular polarity, with differential distributions of protrusive forces, cell-matrix adhesion, and myosin-based retraction forces along the leader-trailer axis. Simulations and experiments suggest that cell-cell communication helps establish a hierarchy to align collective polarity with the direction of migration in three or more cells.
Article
Chemistry, Analytical
Meltem Elitas, Monsur Islam, Jan G. Korvink, Esra Sengul, Pouya Sharbati, Beyzanur Ozogul, Sumeyra Vural Kaymaz
Summary: This study investigates the deformation and migration profile of glioma cells under the influence of dielectrophoretic forces, providing a rapid, robust, and sensitive method for quantifying membrane deformation of glioma cells to determine the state of the cells or efficacy of administrated drugs.
Article
Immunology
Sandra Gegunde, Amparo Alfonso, Rebeca Alvarino, Eva Alonso, Luis M. Botana
Summary: The study found that increased levels of CypA and CypB in T lymphocytes led to upregulation of the CD147 receptor, causing cell migration towards circulating CypA and CypB as chemoattractants, thus exacerbating the inflammatory response.
FRONTIERS IN IMMUNOLOGY
(2021)
Article
Nanoscience & Nanotechnology
Konstantinos Kechagidis, Benjamin Owen, Lionel Guillou, Henry Tse, Dino Di Carlo, Timm Kruger
Summary: The study investigates the dynamics of a rigid spherical particle in a microfluidic cross-slot junction. The entry position and size of the particle are found to strongly affect its dynamics and trajectory shape. Larger particles tend to have longer residence times and oscillate less due to their confinement. The findings contribute to the understanding of particle dynamics in intersecting flows and have implications for the design of optimized geometries for cytometry and particle manipulation.
MICROSYSTEMS & NANOENGINEERING
(2023)
Article
Environmental Sciences
Laura Bossaer, Lise Beirinckx, Tim Sierens, Anna M. Mannino, Ludwig Triest
Summary: Mediterranean salinas, functioning as alternative wetlands, have a variety of habitats suitable for salt-tolerant submerged macrophytes. Birds are traditionally considered the main dispersal vector of these plants. However, this study found that coastal currents play a significant role in their connectivity. Genetic analyses revealed isolation by distance at a regional level, with a north-to-south unidirectional migration pattern following the main sea current. Fine-scale spatial structures were present only in certain populations, highlighting the influence of local disturbances on seed recruitment and clonal growth.
FRONTIERS IN MARINE SCIENCE
(2022)
Article
Chemistry, Analytical
Minhui Liang, Dahou Yang, Yinning Zhou, Peixian Li, Jianwei Zhong, Ye Ai
Summary: The study introduces a high-throughput cellular mechanical phenotyping technique based on a microfluidic system, which extracts cell mechanical characteristics through rapid single-cell hydrodynamic stretching and successfully measures the deformability differences of cells.
ANALYTICAL CHEMISTRY
(2021)
Article
Biochemistry & Molecular Biology
Ana de Lope-Planelles, Raquel Gonzalez-Novo, Elena Madrazo, Gracia Peralta-Carrero, Maria Pilar Cruz Rodriguez, Hector Zamora-Carreras, Veronica Torrano, Horacio Lopez-Menendez, Pedro Roda-Navarro, Francisco Monroy, Javier Redondo-Munoz
Summary: Nuclear deformability is crucial for cell migration and can lead to changes in DNA damage and cell behavior. This study found that persistent migration can cause permanent modifications in migratory-altered cells, resulting in changes in lamin B1 localization, cell morphology, and transcription. Migratory-altered cells also showed functional differences in DNA repair, cell response to chemotherapy, and in vivo cell migration experiments. These observations suggest that mechanical compression during persistent cell migration plays a role in stable nuclear and genomic alterations, which may be important for understanding genetic instability and cellular heterogeneity in aging diseases and cancer.
CELLULAR AND MOLECULAR LIFE SCIENCES
(2023)
Article
Chemistry, Multidisciplinary
Yanyun Hao, Hui Li, Xiaoyan Ge, Yang Liu, Jialin Yin, Xia Li, Yutong Liu, Hongfei Chen, Lingling Huang, Jing Zou, Shiying Zhang, Hao Wu, Zhiyue Zhang
Summary: The researchers developed a redox-activatable polymeric nanoswitch that can switch on after entering the tumor, enhancing the infiltration of T lymphocytes and priming of T lymphocytes for cancer treatment. The nanoswitch releases immune agonists and inhibitors to strengthen the immune response against tumors.
JOURNAL OF CONTROLLED RELEASE
(2023)
Article
Immunology
Pierre Frange, Thomas Montange, Jerome Le Chenadec, Damien Batalie, Ingrid Fert, Catherine Dollfus, Albert Faye, Stephane Blanche, Anne Chace, Corine Fourcade, Isabelle Hau, Martine Levine, Nizar Mahlaoui, Valerie Marcou, Marie-Dominique Tabone, Florence Veber, Alexandre Hoctin, Thierry Wack, Veronique Avettand-Fenoel, Josiane Warszawski, Florence Buseyne
Summary: The study found that early initiation of antiretroviral therapy (ART) in children resulted in higher percentages of naive CD8 T cells, while in adolescents it had a negative impact on naive CD4 T cell percentages. Levels of CD4T and CD8T naive cells were inversely related to cellular activation and gut permeability.
FRONTIERS IN IMMUNOLOGY
(2021)
Article
Multidisciplinary Sciences
Jeremy P. Goering, Dona G. Isai, Everett G. Hall, Nathan R. Wilson, Edina Kosa, Luke W. Wenger, Zaid Umar, Abdul Yousaf, Andras Czirok, Irfan Saadi
Summary: Cleft lip and/or palate (CL/P) are common anomalies occurring in 1/800 live-births. Pathogenic SPECC1L variants have been identified in patients with CL/P, signifying a primary role for SPECC1L in craniofacial development. The study reveals that SPECC1L deficiency affects cellular movement and remodeling during palatal shelf elevation, and highlights a novel role for SPECC1L in collective movement through modulation of PI3K-AKT signaling.
SCIENTIFIC REPORTS
(2021)
Review
Immunology
Emma L. Hornick, Gail A. Bishop
Summary: Tumor necrosis factor receptor (TNFR)-associated factor 3 (TRAF3) is an important modulator of T cell signal integration. It plays a significant role in T cell function and differentiation by regulating signaling through the T cell antigen receptor (TCR), costimulatory receptors, and cytokine receptors. Studies have shown that TRAF3-deficient T cells have defects in proliferation, survival, cytokine production, effector responses, memory T cell homeostasis, and regulatory T cell compartment. Recent identification of TRAF3 mutations in humans further supports its crucial role in T cell biology.
FRONTIERS IN IMMUNOLOGY
(2023)
Article
Immunology
Cecile Apert, Ariel O. Galindo-Albarran, Sarah Castan, Claire Detraves, Heloise Michaud, Nicola McJannett, Bart Haegeman, Simon Fillatreau, Bernard Malissen, Georg Hollander, Saulius Zuklys, Jeremy C. Santamaria, Olivier P. Joffre, Paola Romagnoli, Joost P. M. van Meerwijk
Summary: This study reevaluated the role of IL-2 and IL-15 in the development of regulatory T-lymphocytes (Treg) and found that IL-2 and IL-15 play important non-redundant quantitative and qualitative roles in intrathymic Treg development.
FRONTIERS IN IMMUNOLOGY
(2022)
Review
Cell Biology
Li-Jing Chen, Shu-Yi Wei, Jeng-Jiann Chiu
JOURNAL OF CELLULAR AND MOLECULAR MEDICINE
(2013)
Article
Cardiac & Cardiovascular Systems
Shu-Yi Wei, Yu-Tsung Shih, Hsin-Yi Wu, Wei-Li Wang, Pei Ling Lee, Chih- Lee, Chia-Yu Lin, Yu-Ju Chen, Shu Chien, Jeng-Jiann Chiu
Summary: This study reveals that disturbed flow induces increased expression of phosphorylated YY1 (S118) in endothelial cells, promoting atherosclerosis. This phenomenon is mediated by the direct interaction of CK2 alpha with YY1, and the direct binding of phosphorylated YY1 (S118) with ZKSCAN4.
CIRCULATION RESEARCH
(2021)
Article
Cardiac & Cardiovascular Systems
Yu-Tsung Shih, Shu-Yi Wei, Jin-Hua Chen, Wei-Li Wang, Hsin-Yi Wu, Mei-Cun Wang, Chia-Yu Lin, Pei-Lin Lee, Chih-Yuan Lin, Hung-Che Chiang, Yu-Ju Chen, Shu Chien, Jeng-Jiann Chiu
Summary: This study reveals the regulation of vascular endothelial phosphoproteins induced by disturbed flow and their contribution to atherogenesis. The phosphorylation of vinculin at serine 721 induced by disturbed flow promotes endothelial permeability and atherosclerosis. The level of endothelial VCLS721p is a clinicopathological biomarker for atherosclerosis progression.
EUROPEAN HEART JOURNAL
(2023)
Article
Cell Biology
SY Wei, LM Escudero, FW Yu, LH Chang, LY Chen, YH Ho, CM Lin, CS Chou, W Chia, J Modolell, JC Hsu
DEVELOPMENTAL CELL
(2005)
Article
Developmental Biology
LM Escudero, SY Wei, WH Chiu, J Modolell, JC Hsu
Article
Developmental Biology
R Islam, SY Wei, WH Chiu, M Hortsch, JC Hsu