Results 51 to 60 of about 237,190 (269)

Myocardial Infarction Primes Autoreactive T Cells through Activation of Dendritic Cells

Cell Reports, 2017
Peripheral tolerance is crucial for avoiding activation of self-reactive T cells to tissue-restricted antigens. Sterile tissue injury can break peripheral tolerance, but it is unclear how autoreactive T cells get activated in response to self. An example
Katrien Van der Borght, Charlotte L. Scott, Veronika Nindl, Ann Bouché, Liesbet Martens, Dorine Sichien, Justine Van Moorleghem, Manon Vanheerswynghels, Sofie De Prijck, Yvan Saeys, Burkhard Ludewig, Thierry Gillebert, Martin Guilliams, Peter Carmeliet, Bart N. Lambrecht   +14 more
doaj   +1 more source

Osteoprotegerin-dependent M cell self-regulation balances gut infection and immunity

Nature Communications, 2020
Microfold cells (M cells) sit at the gut epithelial surface to sample antigens and maintain local immune homeostasis. Here the authors show that M cells are feedback-regulated by M cell-originated osteoprotegerin (OPG) to suppress RNAKL-induced M cell ...
Shunsuke Kimura, Yutaka Nakamura, Nobuhide Kobayashi, Katsuyuki Shiroguchi, Eiryo Kawakami, Mami Mutoh, Hiromi Takahashi-Iwanaga, Takahiro Yamada, Meri Hisamoto, Midori Nakamura, Nobuyuki Udagawa, Shintaro Sato, Tsuneyasu Kaisho, Toshihiko Iwanaga, Koji Hase   +14 more
doaj   +1 more source

Adaptor protein CIN85 potentiates the motility of osteosarcoma cells via the Akt/mTOR and MMP2‐COL3A1 axis

Molecular Oncology, EarlyView.
CIN85 is highly expressed in osteosarcoma, particularly in metastatic lesions. Its overexpression increases cell migration and Matrigel invasion, while silencing CIN85 suppresses these behaviors. Transcriptome analysis shows that CIN85 regulates MMP2, COL3A1, and Akt/mTOR signaling. Targeting these pathways reverses CIN85‐induced motility, highlighting
Iryna Horak, Iva Staniczková Zambo, Matěj Přikryl, Peter Múdry, Danica Zapletalová, Jarmila Navrátilová, Jiří Navrátil, Jan Šmarda, Liudmyla Drobot, Petr Beneš, Lucia Knopfová   +10 more
wiley   +1 more source

Metastasis on pause: How dormant tumor cells stay hidden within the tumor microenvironment and evade immune surveillance

Molecular Oncology, EarlyView.
Dormant cancer cells can hide in distant organs for years, evading treatment and the immune system. This review highlights how signals from the surrounding tissue and immune environment keep these cells inactive or trigger their reawakening. Understanding these mechanisms may help develop therapies to eliminate or control dormant cells and prevent ...
Kanishka Tiwary, Jose Javier Bravo‐Cordero   +1 more
wiley   +1 more source

Flow Enabled Target Capture Halbach‐based magnetic enrichment increases circulating tumor cell capture from blood in metastatic cancer patients

Molecular Oncology, EarlyView.
Pair‐wise comparison of the CellSearch and FETCH enrichment technologies for circulating tumor cells (CTCs) from metastatic breast, prostate, and small cell lung cancer patients shows an increased capture of CTCs using FETCH enrichment. The clinical implementation of circulating tumor cells (CTCs) as a predictive tool for therapy efficacy in the ...
Michiel Stevens, Anouk Mentink, Tom Niessink, Frank Coumans, Leonie Mekenkamp, Ruchi Bansal, Jeroen Hiltermann   +6 more
wiley   +1 more source

Unravelling the complexity of the interactions among VACCIMEL, BCG and blood monocytes

Frontiers in Immunology
VACCIMEL is an immunotherapeutic adjuvant treatment for high-risk cutaneous melanoma. It consists of 13 intradermal injections of four irradiated melanoma cell lines co-adjuvated with BCG and GM-CSF. VACCIMEL prolongs distant metastases-free survival and
Erika Schwab, Erika Schwab, Brenda Carles, Alicia Inés Bravo, Alicia Inés Bravo, María Victoria Echenique, Agustina De Franc, Mariano Guillermo Bonanno, María Marcela Barrio, José Mordoh   +9 more
doaj   +1 more source

ICAMs Are Not Obligatory for Functional Immune Synapses between Naive CD4 T Cells and Lymph Node DCs

Cell Reports, 2018
Protective immune responses depend on the formation of immune synapses between T cells and antigen-presenting cells (APCs). The two main LFA-1 ligands, ICAM-1 and ICAM-2, are co-expressed on many cell types, including APCs and blood vessels.
Sara W. Feigelson, Adam Solomon, Adi Biram, Miki Hatzav, Moria Lichtenstein, Ofer Regev, Stav Kozlovski, Diana Varol, Caterina Curato, Dena Leshkowitz, Steffen Jung, Ziv Shulman, Ronen Alon   +12 more
doaj   +1 more source

Tumor B‐cell infiltration in platinum‐treated advanced muscle‐invasive urothelial carcinoma

Molecular Oncology, EarlyView.
Bladder tumors with higher pretreatment memory B‐cell infiltration were linked to longer survival after cisplatin chemotherapy, but not carboplatin. These tumors also showed more organized immune structures (tertiary lymphoid structures) and a shared pro‐inflammatory B‐cell‐rich community, suggesting that memory B cells may help identify patients most ...
Konrad Stawiski, Júlia Perera‐Bel, Alejo Rodriguez‐Vida, Nuria Juanpere, Jihyun Lee, Daniel E. Michaud, Jennifer L. Guerriero, Kent W. Mouw, Aristotelis Bamias, Filipe L. F. Carvalho, Joaquim Bellmunt   +10 more
wiley   +1 more source

Exposure of periodontal ligament progenitor cells to lipopolysaccharide from Escherichia coli changes osteoblast differentiation pattern

Journal of Applied Oral Science, 2015
Periodontal ligament mesenchymal stem cells (PDLMSCs) are an important alternative source of adult stem cells and may be applied for periodontal tissue regeneration, neuroregenerative medicine, and heart valve tissue engineering. However, little is known
Mayra Laino ALBIERO, Bruna Rabelo AMORIM, Luciane MARTINS, Márcio Zaffalon CASATI, Enilson Antonio SALLUM, Francisco Humberto NOCITI JR, Karina Gonzales SILVÉRIO   +6 more
doaj   +1 more source

Liquid biopsy‐based diagnostic evaluation of hypermethylated CpG sites for ovarian cancer diagnosis

Molecular Oncology, EarlyView.
This schematic outlines the workflow from biomarker identification to duplex MethyLight assay validation for epithelial ovarian cancer diagnosis using cfDNA‐based liquid biopsy. Initial screening of hypermethylated CpG candidates (cg02957270, cg10061138 cg00480298, COL2A1) was performed in tissue using ARMS‐PCR, COBRA, qPCR and image analysis. Selected
Deepa Bisht, Sameer Gupta, Amrita Chaurasia, Manisha Sachan   +3 more
wiley   +1 more source