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34 Results Found

  • Communication
  • Open Access
9 Citations
2,983 Views
12 Pages

Identification of sSIGLEC5 and sLAG3 as New Relapse Predictors in Lung Cancer

  • Karla Montalbán-Hernández,
  • José Carlos Casalvilla-Dueñas,
  • Patricia Cruz-Castellanos,
  • Laura Gutierrez-Sainz,
  • Roberto Lozano-Rodríguez,
  • José Avendaño-Ortiz,
  • Carlos del Fresno,
  • Javier de Castro-Carpeño and
  • Eduardo López-Collazo

Lung cancer (LC) continues to be the leading cause of cancer-related deaths in both men and women worldwide. After complete tumour resection, around half of the patients suffer from disease relapse, emphasising the critical need for robust relapse pr...

  • Communication
  • Open Access
13 Citations
4,056 Views
11 Pages

Soluble SIGLEC5: A New Prognosis Marker in Colorectal Cancer Patients

  • Karla Montalbán-Hernández,
  • Ramón Cantero-Cid,
  • Roberto Lozano-Rodríguez,
  • Alejandro Pascual-Iglesias,
  • José Avendaño-Ortiz,
  • José Carlos Casalvilla-Dueñas,
  • Gloria Cristina Bonel Pérez,
  • Jenny Guevara,
  • Cristóbal Marcano and
  • Eduardo López Collazo
  • + 4 authors

2 August 2021

Colorectal cancer (CRC) is the second most deadly and third most commonly diagnosed cancer worldwide. There is significant heterogeneity among patients with CRC, which hinders the search for a standard approach for the detection of this disease. Ther...

  • Article
  • Open Access
1,493 Views
17 Pages

Soluble Siglec-9 Improves Intestinal Barrier Function in a Mouse Model of Metabolic Dysfunction-Associated Steatohepatitis

  • Hisanori Muto,
  • Fumitaka Mizuno,
  • Takashi Honda,
  • Shinya Yokoyama,
  • Taku Tanaka,
  • Kenta Yamamoto,
  • Takanori Ito,
  • Norihiro Imai,
  • Yoji Ishizu and
  • Hiroki Kawashima
  • + 3 authors

Background/Objectives: Metabolic dysfunction-associated steatohepatitis (MASH), characterized by liver inflammation, fibrosis, and fat accumulation, can develop into cirrhosis and liver cancer. Despite its increasing prevalence worldwide, there are f...

  • Article
  • Open Access
16 Citations
3,920 Views
21 Pages

Colorectal Cancer Stem Cells Fuse with Monocytes to Form Tumour Hybrid Cells with the Ability to Migrate and Evade the Immune System

  • Karla Montalbán-Hernández,
  • Ramón Cantero-Cid,
  • José Carlos Casalvilla-Dueñas,
  • José Avendaño-Ortiz,
  • Elvira Marín,
  • Roberto Lozano-Rodríguez,
  • Verónica Terrón-Arcos,
  • Marina Vicario-Bravo,
  • Cristóbal Marcano and
  • Eduardo López-Collazo
  • + 8 authors

15 July 2022

Background: The cancer cell fusion theory could be one of the best explanations for the metastasis from primary tumours. Methods: Herein, we co-cultured colorectal cancer (CRC) stem cells with human monocytes and analysed the properties of the genera...

  • Article
  • Open Access
12 Citations
3,831 Views
11 Pages

30 June 2021

Genome-wide association studies (GWAS) have identified immune-related genes as risk factors for Alzheimer’s disease (AD), including TREM2 and CD33, frequently passing a stringent false-discovery rate. These genes either encode or signal through immun...

  • Review
  • Open Access
72 Citations
13,084 Views
15 Pages

Siglecs in Brain Function and Neurological Disorders

  • Shoib Sarwar Siddiqui,
  • Rachel Matar,
  • Maxime Merheb,
  • Rawad Hodeify,
  • Cijo George Vazhappilly,
  • John Marton,
  • Syed Azharuddin Shamsuddin and
  • Hussain Al Zouabi

22 September 2019

Siglecs (Sialic acid-binding immunoglobulin-type lectins) are a I-type lectin that typically binds sialic acid. Siglecs are predominantly expressed in immune cells and generate activating or inhibitory signals. They are also shown to be expressed on...

  • Article
  • Open Access
9 Citations
2,822 Views
17 Pages

Tamoxifen Modulates the Immune Landscape of the Tumour Microenvironment: The Paired Siglec-5/14 Checkpoint in Anti-Tumour Immunity in an In Vitro Model of Breast Cancer

  • Przemyslaw Wielgat,
  • Karol Rogowski,
  • Robert Czarnomysy,
  • Natalia Wawrusiewicz-Kurylonek,
  • Karolina Narejko,
  • Krzysztof Bielawski and
  • Halina Car

Since the role of sialome–Siglec axis has been described as a regulatory checkpoint of immune homeostasis, the promotion of stimulatory or inhibitory Siglec-related mechanisms is crucial in cancer progression and therapy. Here, we investigated...

  • Article
  • Open Access
9 Citations
4,453 Views
20 Pages

First Evidence for a Role of Siglec-8 in Breast Cancer

  • Anna Trebo,
  • Nina Ditsch,
  • Tom Degenhardt,
  • Christina Kuhn,
  • Martina Rahmeh,
  • Elisa Schmoeckel,
  • Doris Mayr,
  • Bastian Czogalla,
  • Thomas Kolben and
  • Anna Hester
  • + 3 authors

18 February 2021

Sialic acid-binding immunoglobulin-like lectins (Siglecs) are involved in various immune cell-mediated diseases. Their role in cancer is poorly investigated, and research focusses on Siglec-expression on immune cells interacting with tumor cells. Thi...

  • Article
  • Open Access
2,215 Views
16 Pages

Anti-Tumor Activities of Anti-Siglec-15 Chimeric Heavy-Chain Antibodies

  • Kexuan Cheng,
  • Jiazheng Guo,
  • Yating Li,
  • Qinglin Kang,
  • Rong Wang,
  • Longlong Luo,
  • Wei Wang and
  • Jiansheng Lu

Immune checkpoint inhibitors like programmed cell death 1 (PD-1) antibodies have revolutionized cancer treatment, but patient response rates remain limited. Sialic acid-binding Ig-like lectin 15 (Siglec-15) has emerged as a promising new immune check...

  • Article
  • Open Access
7 Citations
3,831 Views
23 Pages

The Paired Siglecs in Brain Tumours Therapy: The Immunomodulatory Effect of Dexamethasone and Temozolomide in Human Glioma In Vitro Model

  • Przemyslaw Wielgat,
  • Natalia Wawrusiewicz-Kurylonek,
  • Robert Czarnomysy,
  • Karol Rogowski,
  • Krzysztof Bielawski and
  • Halina Car

11 February 2021

The paired sialic acid-binding immunoglobulin like lectins (Siglecs) are characterized by similar cellular distribution and ligand recognition but opposing signalling functions attributed to different intracellular sequences. Since sialic acid—Siglec...

  • Review
  • Open Access
14 Citations
6,286 Views
21 Pages

29 March 2024

Siglecs play a key role in mediating cell–cell interactions via the recognition of different sialylated glycoconjugates, including tumor-associated MUC1, which can lead to the activation or inhibition of the immune response. The activation occu...

  • Article
  • Open Access
11 Citations
3,727 Views
17 Pages

Siglec-15 as a New Perspective Therapy Target in Human Giant Cell Tumor of Bone

  • Mengke Fan,
  • Guochuan Zhang,
  • Mingfang Xie,
  • Xinbo Liu,
  • Qi Zhang and
  • Ling Wang

13 October 2022

The main features of a giant cell tumor of bone (GCTB) are frequent recurrence and aggressive osteolysis, which leads to a poor prognosis in patients. Although the treatment methods for a GCTB, such as scraping and resection, effectively inhibit the...

  • Article
  • Open Access
18 Citations
6,734 Views
15 Pages

A Developed NK-92MI Cell Line with Siglec-7neg Phenotype Exhibits High and Sustainable Cytotoxicity against Leukemia Cells

  • Chin-Han Huang,
  • Yi-Jen Liao,
  • Ting-Hsi Fan,
  • Tzeon-Jye Chiou,
  • Yen-Hsi Lin and
  • Yuh-Ching Twu

Altered sialic acid processing that leads to upregulation of cell surface sialylation is recognized as a key change in malignant tissue glycosylation. This cancer-associated hypersialylation directly impacts the signaling interactions between tumor c...

  • Feature Paper
  • Article
  • Open Access
12 Citations
3,717 Views
21 Pages

Kinetic Modelling of [68Ga]Ga-DOTA-Siglec-9 in Porcine Osteomyelitis and Soft Tissue Infections

  • Lars Jødal,
  • Anne Roivainen,
  • Vesa Oikonen,
  • Sirpa Jalkanen,
  • Søren B. Hansen,
  • Pia Afzelius,
  • Aage K. O. Alstrup,
  • Ole L. Nielsen and
  • Svend B. Jensen

13 November 2019

Background: [68Ga]Ga-DOTA-Siglec-9 is a positron emission tomography (PET) radioligand for vascular adhesion protein 1 (VAP-1), a protein involved in leukocyte trafficking. The tracer facilitates the imaging of inflammation and infection. Here, we st...

  • Article
  • Open Access
8 Citations
2,450 Views
10 Pages

Plasma Siglec-5 and CD163 as Novel Biomarkers for Fulminant Myocarditis

  • Yan Zhuang,
  • Jin Wang,
  • Huihui Li,
  • Yanghui Chen,
  • Chen Chen and
  • Dao Wen Wang

15 November 2022

Fulminant myocarditis (FM) is the severest type of myocarditis and requires timely diagnosis and treatment. However, effective biomarkers for early diagnosis of FM are limited. First, 12 common inflammatory cytokines levels in the plasma of patients...

  • Review
  • Open Access
12 Citations
4,349 Views
22 Pages

Immune Cell Interactions and Immune Checkpoints in the Tumor Microenvironment of Gastric Cancer

  • Andreea-Raluca Cozac-Szőke,
  • Dan Alexandru Cozac,
  • Anca Negovan,
  • Andreea Cătălina Tinca,
  • Alexandra Vilaia,
  • Iuliu-Gabriel Cocuz,
  • Adrian Horațiu Sabău,
  • Raluca Niculescu,
  • Diana Maria Chiorean and
  • Ovidiu Simion Cotoi
  • + 1 author

29 January 2025

Gastric cancer (GC) ranks as the fifth most prevalent malignant neoplasm globally, with an increased death rate despite recent advancements in research and therapeutic options. Different molecular subtypes of GC have distinct interactions with the im...

  • Article
  • Open Access
3 Citations
2,132 Views
13 Pages

Codon Pattern and Compositional Constraints Determination of Genes Associated with Chronic Periodontitis

  • Rekha Khandia,
  • Megha Pandey,
  • Igor Vladimirovich Rzhepakovsky,
  • Azmat Ali Khan and
  • Isabel Legaz

24 October 2022

Genome-wide association studies showed the relationship of NIN, ABHD12B, WHAMM, AP3B2, and SIGLEC5 with chronic periodontitis. The study’s objective was to investigate different molecular patterns and evolutionary forces acting on the mentioned...

  • Article
  • Open Access
1 Citations
4,950 Views
21 Pages

Lectin-Based Immunophenotyping and Whole Proteomic Profiling of CT-26 Colon Carcinoma Murine Model

  • Anna Faragó,
  • Ágnes Zvara,
  • László Tiszlavicz,
  • Éva Hunyadi-Gulyás,
  • Zsuzsanna Darula,
  • Zoltán Hegedűs,
  • Enikő Szabó,
  • Sára Eszter Surguta,
  • József Tóvári and
  • Gábor J. Szebeni
  • + 1 author

A murine colorectal carcinoma (CRC) model was established. CT26 colon carcinoma cells were injected into BALB/c mice’s spleen to study the primary tumor and the mechanisms of cell spread of colon cancer to the liver. The CRC was verified by the...

  • Article
  • Open Access
1,096 Views
10 Pages

Evaluation of Cytokine Levels in Cardiac Transthyretin and Immunoglobulin Light Chain Amyloidosis and Their Correlation with Myocardial Inflammatory Cells and MACE

  • Nicolas Musigk,
  • Phillip Suwalski,
  • Maximilian Müller,
  • Michele Violano,
  • Karin Klingel,
  • January Weiner,
  • Dieter Beule,
  • Ulf Landmesser and
  • Bettina Heidecker

12 September 2025

Aims: Myocardial inflammation in cardiac amyloidosis is associated with poor clinical outcomes. This study aimed to (a) investigate the relationship between peripheral blood cytokine levels and the presence of inflammatory cells within the myocardium...

  • Article
  • Open Access
5 Citations
1,795 Views
19 Pages

Neutrophil extracellular traps (NETs) play a key role in the development of bronchopulmonary dysplasia (BPD), yet their molecular mechanisms in contributing to BPD remain unexplored. Using the GSE32472 dataset, which includes 100 blood samples from p...

  • Review
  • Open Access
8 Citations
3,835 Views
18 Pages

5 July 2023

Immunotherapy is one of the leading systemic therapies in non-small cell cancer (NSCLC) patients, but it is not effective in an important proportion of them due to primary or secondary resistance mechanisms. Clinicians do not have the tools to predic...

  • Article
  • Open Access
18 Citations
8,823 Views
12 Pages

13 August 2013

Polyunsaturated fatty acids (PUFAs), especially n-3 polyunsaturated fatty acids, docosahexaenoic acid (DHA) and eicosapentaenoic acid (EPA), are known to protect against inflammation-induced bone loss in chronic inflammatory diseases, such as rheumat...

  • Article
  • Open Access
5 Citations
3,717 Views
15 Pages

Attempts to Target Staphylococcus aureus Induced Osteomyelitis Bone Lesions in a Juvenile Pig Model by Using Radiotracers

  • Pia Afzelius,
  • Aage Kristian Olsen Alstrup,
  • Ole Lerberg Nielsen,
  • Karin Michaelsen Nielsen and
  • Svend Borup Jensen

21 September 2020

Background [18F]FDG Positron Emission Tomography cannot differentiate between sterile inflammation and infection. Therefore, we, aimed to develop more specific radiotracers fitted for differentiation between sterile and septic infection to improve th...

  • Article
  • Open Access
9 Citations
3,842 Views
19 Pages

The correct phagocytic activity of microglia is a prerequisite for maintaining homeostasis in the brain. In the analysis of mechanisms regulating microglial phagocytosis, we focused on the bromodomain and extraterminal domain (BET) proteins: Brd2, Br...

  • Article
  • Open Access
17 Citations
4,980 Views
12 Pages

CD33 rs2455069 SNP: Correlation with Alzheimer’s Disease and Hypothesis of Functional Role

  • Fabiana Tortora,
  • Antonella Rendina,
  • Antonella Angiolillo,
  • Alfonso Di Costanzo,
  • Francesco Aniello,
  • Aldo Donizetti,
  • Ferdinando Febbraio and
  • Emilia Vitale

The CD33 gene encodes for a member of the sialic-acid-binding immunoglobulin-type lectin (Siglec) family, and is one of the top-ranked Alzheimer’s disease (AD) risk genes identified by genome-wide association studies (GWAS). Many CD33 polymorph...

  • Article
  • Open Access
1,865 Views
29 Pages

Impact of Manganese on Neuronal Function: An Exploratory Multi-Omics Study on Ferroalloy Workers in Brescia, Italy

  • Somaiyeh Azmoun,
  • Freeman C. Lewis,
  • Daniel Shoieb,
  • Yan Jin,
  • Elena Colicino,
  • Isha Mhatre-Winters,
  • Haiwei Gu,
  • Hari Krishnamurthy,
  • Jason R. Richardson and
  • Roberto G. Lucchini
  • + 2 authors

Background: There is growing interest in the potential role of manganese (Mn) in the development of Alzheimer’s Disease and related dementias (ADRD). Methods: In this nested pilot study of a ferroalloy worker cohort, we investigated the impact...

  • Article
  • Open Access
15 Citations
4,188 Views
17 Pages

Gas Plasma Exposure of Glioblastoma Is Cytotoxic and Immunomodulatory in Patient-Derived GBM Tissue

  • Sander Bekeschus,
  • Mikael Ispirjan,
  • Eric Freund,
  • Frederik Kinnen,
  • Juliane Moritz,
  • Fariba Saadati,
  • Jacqueline Eckroth,
  • Debora Singer,
  • Matthias B. Stope and
  • Sascha Marx
  • + 3 authors

5 February 2022

Glioblastoma multiforme (GBM) is the most common primary malignant adult brain tumor. Therapeutic options for glioblastoma are maximal surgical resection, chemotherapy, and radiotherapy. Therapy resistance and tumor recurrence demand, however, new st...

  • Article
  • Open Access
3 Citations
4,421 Views
19 Pages

Inhibitory Effect of Luteolin on Spike S1 Glycoprotein-Induced Inflammation in THP-1 Cells via the ER Stress-Inducing Calcium/CHOP/MAPK Pathway

  • Sonthaya Umsumarng,
  • Sivamoke Dissook,
  • Punnida Arjsri,
  • Kamonwan Srisawad,
  • Pilaiporn Thippraphan,
  • Apiwat Sangphukieo,
  • Patcharawadee Thongkumkoon and
  • Pornngarm Dejkriengkraikul

20 October 2024

Background/Objectives: The global SARS-CoV-2 outbreak has escalated into a critical public health emergency, with the spike glycoprotein S1 subunit of SARS-CoV-2 (spike-S1) linked to inflammation in lung tissue and immune cells. Luteolin, a flavone w...

  • Article
  • Open Access
2 Citations
1,082 Views
16 Pages

Optimization of Lipoplexes Functionalized with a Sialic Acid Mimetic (F9-PEG) to Target the C1858T PTPN22 Variant for Preclinical Assessment of a Novel Immunotherapy in Endocrine Autoimmunity

  • Simona Sennato,
  • Giorgia Paldino,
  • Cecilia Bombelli,
  • Irene Mezzani,
  • Stefania Petrini,
  • Eugenia Belcastro,
  • Domenico Vittorio Delfino,
  • Francesco Fiorentino,
  • Carlotta Marianecci and
  • Alessandra Fierabracci
  • + 3 authors

Background: The C1858T PTPN22 variant is strongly associated with type 1 diabetes and autoimmune thyroid disease. Current treatment is substitutive hormonal administration, which does not target the disease pathogenetic mechanism. We previously imple...

  • Article
  • Open Access
658 Views
16 Pages

Age- and Sex-Dependent Variation in the Type I Interferon Signature of Healthy Individuals

  • Ilaria Galliano,
  • Matteo Volpe,
  • Cristina Calvi,
  • Marzia Pavan,
  • Anna Massobrio,
  • Stefano Gambarino,
  • Roberto Albiani,
  • Claudia Linari,
  • Anna Clemente and
  • Massimiliano Bergallo
  • + 2 authors

17 December 2025

Background and Objectives: Type I interferon (IFN-I) transcriptional signatures are widely utilised as readouts of innate immunity. We evaluated whether age and sex affect single interferon-stimulated genes (ISGs) and the composite IFN-I score, with...

  • Article
  • Open Access
37 Citations
5,877 Views
27 Pages

The Role of Alveolar Macrophages in the Improved Protection against Respiratory Syncytial Virus and Pneumococcal Superinfection Induced by the Peptidoglycan of Lactobacillus rhamnosus CRL1505

  • Patricia Clua,
  • Mikado Tomokiyo,
  • Fernanda Raya Tonetti,
  • Md. Aminul Islam,
  • Valeria García Castillo,
  • Guillermo Marcial,
  • Susana Salva,
  • Susana Alvarez,
  • Hideki Takahashi and
  • Julio Villena
  • + 2 authors

9 July 2020

The nasal priming with nonviable Lactobacillus rhamnosus CRL1505 (NV1505) or its purified peptidoglycan (PG1505) differentially modulates the respiratory innate immune response in infant mice, improving their resistance to primary respiratory syncyti...

  • Article
  • Open Access
3 Citations
5,233 Views
14 Pages

23 December 2020

The increasing prevalence of allergic asthma has become the world’s major health issue. Current treatments for allergic asthma focus on treating symptoms, while permanent cures still remain undiscovered. In this study, we investigated the effec...

  • Article
  • Open Access
1,458 Views
13 Pages

20 June 2025

Background: The STING (Stimulator of Interferon Genes) pathway plays a vital role in the body’s innate immune defense system, primarily involved in DNA sensing and type I interferon production. While STING is well-established in various immune...

  • Review
  • Open Access
1,919 Views
29 Pages

Glial Cells in the Early Stages of Neurodegeneration: Pathogenesis and Therapeutic Targets

  • Eugenia Ahremenko,
  • Alexander Andreev,
  • Danila Apushkin and
  • Eduard Korkotian

12 December 2025

Astrocytes and microglia constitute nearly half of all central nervous system cells and are indispensable for its proper function. Both exhibit striking morphological and functional heterogeneity, adopting either neuroprotective (A2, M2) or proinflam...