Inorganic Materials based Macrophages Regulation for Cancer Therapy: Basic concepts and recent advances

2021 ◽  
Author(s):  
Ruibo Zhao ◽  
Jinping Cao ◽  
Xinyan Yang ◽  
Quan Zhang ◽  
M. Zubair Iqbal ◽  
...  

Macrophages with the M1 phenotype are a type of immune cell with exciting prospects for cancer therapy; however, when these macrophages infiltrate into tumours, many of them are induced by...

2018 ◽  
Vol 6 (4) ◽  
pp. 708-725 ◽  
Author(s):  
Madiha Saeed ◽  
Wenzhi Ren ◽  
Aiguo Wu

Nanotechnology has introduced new techniques and phototherapy approaches to fabricate and utilize nanoparticles for cancer therapy.


2018 ◽  
Vol 25 (36) ◽  
pp. 4758-4784 ◽  
Author(s):  
Amy L. Wilson ◽  
Magdalena Plebanski ◽  
Andrew N. Stephens

Cancer is one of the leading causes of death worldwide, and current research has focused on the discovery of novel approaches to effectively treat this disease. Recently, a considerable number of clinical trials have demonstrated the success of immunomodulatory therapies for the treatment of cancer. Monoclonal antibodies can target components of the immune system to either i) agonise co-stimulatory molecules, such as CD137, OX40 and CD40; or ii) inhibit immune checkpoints, such as cytotoxic T-lymphocyte-associated antigen 4 (CTLA-4), programmed cell death-1 (PD-1) and its corresponding ligand PD-L1. Although tumour regression is the outcome for some patients following immunotherapy, many patients still do not respond. Furthermore, chemotherapy has been the standard of care for most cancers, but the immunomodulatory capacity of these drugs has only recently been uncovered. The ability of chemotherapy to modulate the immune system through a variety of mechanisms, including immunogenic cell death (ICD), increased antigen presentation and depletion of regulatory immune cells, highlights the potential for synergism between conventional chemotherapy and novel immunotherapy. In addition, recent pre-clinical trials indicate dipeptidyl peptidase (DPP) enzyme inhibition, an enzyme that can regulate immune cell trafficking to the tumour microenvironment, as a novel cancer therapy. The present review focuses on the current immunological approaches for the treatment of cancer, and summarizes clinical trials in the field of immunotherapy as a single treatment and in combination with chemotherapy.


2019 ◽  
Vol 19 (16) ◽  
pp. 1464-1483 ◽  
Author(s):  
Peng He ◽  
Wenbo Zhou ◽  
Mingyao Liu ◽  
Yihua Chen

The great clinical success of chimeric antigen receptor T cell (CAR-T) and PD-1/PDL-1 inhibitor therapies suggests the drawing of a cancer immunotherapy age. However, a considerable proportion of cancer patients currently receive little benefit from these treatment modalities, indicating that multiple immunosuppressive mechanisms exist in the tumor microenvironment. In this review, we mainly discuss recent advances in small molecular regulators targeting G Protein-Coupled Receptors (GPCRs) that are associated with oncology immunomodulation, including chemokine receptors, purinergic receptors, prostaglandin E receptor EP4 and opioid receptors. Moreover, we outline how they affect tumor immunity and neoplasia by regulating immune cell recruitment and modulating tumor stromal cell biology. We also summarize the data from recent clinical advances in small molecular regulators targeting these GPCRs, in combination with immune checkpoints blockers, such as PD-1/PDL-1 and CTLA4 inhibitors, for cancer treatments.


RSC Advances ◽  
2021 ◽  
Vol 11 (10) ◽  
pp. 5659-5697 ◽  
Author(s):  
Namsheer K ◽  
Chandra Sekhar Rout

Conducting polymers are extensively studied due to their outstanding properties, including tunable electrical property, optical and high mechanical properties, easy synthesis and effortless fabrication and high environmental stability over conventional inorganic materials.


Small ◽  
2021 ◽  
pp. 2006484
Author(s):  
Fatemeh Oroojalian ◽  
Mohammad Beygi ◽  
Behzad Baradaran ◽  
Ahad Mokhtarzadeh ◽  
Mohammad‐Ali Shahbazi

2021 ◽  
Author(s):  
Yong Yao ◽  
Danni Jing ◽  
Jianan Zhang ◽  
Youyou Huang ◽  
Xiru Qin ◽  
...  

Featuring high therapeutic efficacy, biocompatibility, and biosafety, gas therapy as a burgeoning and promising research field has attracted considerable attention in biomedicine. However, the lack of the tumor site accumulation...


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