this study, using a preclinical

In this study, using a preclinical pancreatic cancer murine model, we demonstrate a progressive decrease in IFN- and granzyme B and a concomitant increase in Tox and IL-10 in intratumoral tumor-specific T cells.

Robert H. Vonderheide, MD, DPhil, director of Abramson Cancer Center at Penn, is spearheading a phase 1 study designed to assess whether the addition of the anti-CD40 drug selicrelumab (RO7009789 .

Ga Won Yim, Dae Woo Lee, Jae In Kim, Young Tae Kim BACKGROUND/AIM: To explore the molecular mechanism and clinical significance of a newly identified lncRNA LOC285194 in epithelial ovarian cancer (EOC). Findings suggest that CD40 agonists can mediate both T-cell-dependent and T-cell-independent immune mechanisms of tumor regression in mice and patients.

To overcome these problems .

Rev.

Here we analyzed gene expression data from The Cancer Genome Atlas in melanoma, renal cell carcinoma, and pancreatic adenocarcinoma and found correlations between CD40 and several genes involved in antigen presentation and T cell function, supporting further exploration of CD40 agonists to treat cancer.

Upon activation, CD40 can license dendritic cells to promote antitumor T cell activation and re-educate macrophages to destroy tumor stroma. Science 331 , 16121616 (2011) CAS Article PubMed PubMed Central Google Scholar

Authors . Annu. PDAC is a cancer with constitutively active . In pancreatic cancer, these findings were seen as significant because the response rate of standard-of-care gemcitabine alone is 5% or less. CD40 is a really exciting target, especially in pancreatic cancer, where agonistic monoclonal antibodies have shown a lot of promise, but we know that these agonists still face obstacles in . A traditional 3+3 design is implemented to investigate dose-limiting toxicities (DLTs) of an anti-CD40 agonist (mitazalimab) within the DC/anti-CD40 agonist combination-immunotherapy regimen for patients with pancreatic cancer. Systemic inflammation is a determinant of outcomes of CD40 agonist-based therapy in pancreatic cancer patients JCI Insight.

Upon activation, CD40 can license dendritic cells to promote antitumor T cell activation and re-educate macrophages to destroy tumor stroma. Agonist CD40 mAb have also triggered mild elevations in liver enzymes and decreases in circulating platelet numbers, but importantly, liver necrosis, hemolysis and disseminated intravascular . To achieve this, we combined a CD40 agonist with interleukin15 and tested its potential in . Leukocytes can be a major part of the tumor microenvironment, with evidence supporting both tumor-suppressing and tumor-promoting roles [].The host-protective and the tumor-sculpting actions of the immune system on a developing tumor are embodied in the prevailing model of cancer immunosurveillance, recently understood to occur in three phases - elimination, equilibrium, and .

The content is solely the . R01-CA197916, and R01-CA245323 (to GLB) and grant support from the Penn Pancreatic Cancer Research Center (to ELC) and the Robert L. Fine Cancer Research Foundation (to GLB). Tumor initiation can be caused by environmental or spontaneous mutagens leading to (epi-)genetic changes [ 19 ]. CD40 antibody therapy for pancreatic cancer.

A minimum of 12 and a maximum of 18 patients will be included. We aimed to investigate the role of CD40 agonists in the dif- Immune-stimulating drug before surgery shows promise in early-stage pancreatic cancer For the first time, researchers led by SU2C "Dream Team" show how CD40 agonist drives an immune response to .

Background/Aims: CD40 agonists are thought to generate antitumor effects on pancreatic can - cer via macrophages and T cells.

Giving early-stage pancreatic cancer patients a CD40 immune-stimulating drug helped jumpstart a T cell attack to the notoriously stubborn tumor microenvironment before surgery and other treatments, .

Numerous vaccine strategies for cancer therapy are currently being evaluated [ 13 ], and the addition of CD40 agonist antibodies enhances the activity of tumor vaccines in nearly every case studied [ 14 . Despite promising results, their systemic administration, similarly to other immunotherapies, raises safety issues.

CD40 agonist antibodies in cancer immunotherapy. Numerous agonist CD40 antibodies of varying formulations have been evaluated in the clinic and found to be tolerable and feasible. The researchers found that this combination led to pancreatic tumors shrinking in about 50% of the . This work combined a CD40 agonist with interleukin15 and tested its potential in pancreatic cancer to explore the potential of combining both priming and activation of the immune system. Furthermore, there are two partnered assets: ALG.APV-527 in co-development with Aptevo Therapeutics Inc. and AC101 in clinical development by Shanghai Henlius Biotech Inc.

We sought to explore the potential of combining both priming .

To this end, treatment with a CD40 agonist delivered at least 4 days prior to chemotherapy is safe and produces promising antitumor activity in mouse models of PDA .

Alligator Bioscience AB is a clinical-stage biotechnology company specialized in the development of tumor-directed immunotherapies, particularly agonistic antibodies, and is active in the early stages of drug development, from idea to clinical Phase II trials. "CD40 is a really exciting target, especially in pancreatic cancer, where agonistic monoclonal antibodies have shown a lot of promise, but we know that these agonists still face obstacles in certain patients that weaken the drug's intended effects," said lead author Max M. Wattenberg, MD, a clinical instructor of Medicine in the division of . CD40 agonist developments could support Anti-PD-(L)1 therapy in pancreatic cancer. Crossref.

Toll-like receptors (TLRs) are natural initial triggers of innate and adaptive immune responses. Recently, we tested the hypothesis that therapeutic CD40 activation might hold promise for patients with pancreatic ductal adenocarcinoma (PDA). . Also, these genes play an important role in prognosis prediction ( 24 , 25 ). Molecular basis of carcinogenesis and allergy development.

Agonist CD40 antibodies have induced anti .

Immunosuppressive tumor microenvironments can restrain antitumor immunity, particularly in pancreatic ductal adenocarcinoma (PDA). eir combi nation may codetermine the terminal outcomes, which . Concept: The antibody sotigalimab is a CD40 agonist that stimulates CD40 to activate antigen-presenting cells.

This is important because current clinical trials with CD40 in pancreatic cancer utilize combinations with chemotherapy (NCT03214250), which is likely over time to degrade the memory response, as we have also shown here. Impact: These promising early results suggest that sotigalimab merits further investigation in larger trials.

In mouse pancreatic cancer models, the combination of agonistic CD40 monoclonal antibody with gemcitabine plus nab-paclitaxel . Long Non-coding RNA LOC285194 Promotes Epithelial Ovarian Cancer Progression via the Apoptosis Signaling Pathway. Background Pancreatic ductal adenocarcinoma (PDAC) is a highly lethal malignancy in need of effective (immuno)therapeutic treatment strategies.

In pancreatic cancer, in both mice and patients, DC dysfunction presents as an early, systemic, and progressive vulnerability - although this is clearly reversible in vivo .

CD40 is a cell-surface member of the TNF (tumor necrosis factor) receptor superfamily. "CD40 is a really exciting target, especially in pancreatic cancer, where agonistic monoclonal antibodies have shown a lot of promise, but we know that these agonists still face obstacles in . CD40 Agonist Overcomes T Cell Exhaustion . Allergic diseases may protect against tumorigenesis by promoting the immune surveillance, while carcinogenesis may be promoted through inflammatory responses from allergies.

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CD40 agonists alter tumor stroma and show efficacy against pancreatic carcinoma in mice and humans.

Administration is associated with . to utilize the CD40 agonists, which can activate the DCs and promote the secretion of IL-12, furthermore turn the "cold" tumor to "hot" one [38]. Because CD40 activation can reverse immune suppression and drive antitumor T cell responses, we tested the combination of an agonist CD40 antibody with gemcitabine chemotherapy in a small cohort of patients with surgically incurable PDA and observed tumor .

cancer independently of innate immune receptors (5). A key hypothesis underlying the mechanism of action of CD40 agonists is the activation and licensing of DCs, a cell increasingly appreciated to be dysfunctional in cancer. A major theme of this year's AACR meeting examines the approaches that aim to further improve the anti-tumour efficacy of anti-PD-1 and -PD-L1 checkpoint inhibitors (CPIs) in the clinic. Alligator Bioscience AB is a clinical-stage biotechnology company developing tumor-directed immuno-oncology antibody drugs.

Numerous agonist CD40 antibodies of varying formulations have been evaluated in the clinic and found to be tolerable . The purpose of CD40 agonists is to help "push the gas" on the immune system both by activating antigen-presenting cells, such as dendritic . Explore the latest full-text research PDFs, articles, conference papers, preprints and more on CANCER MICROENVIRONMENT.

Organotypic slice cultures showed that CD40 agonists alter the pancreatic cancer microenvironment by shifting the macrophage phenotype toward M1 (increase HLA-DR + and decrease CD163 + expression), decreasing the abundance of regulatory T cells, and increasing tumor cell apoptosis.

The former mechanism involves systemic activation of macrophages that infiltrate the tumor, become tumoricidal, and facilitate the depletion of tumor stroma.

15 , 16 In addition when CD40 agonist was combined with . It has been reported that CD40 and PLAU are involved in pancreatic cancer pathogenesis.

Upon activation, CD40 can license dendritic cells to promote antitumor T cell activation and re-educate macrophages to destroy tumor stroma. Alligator's pipeline includes the two key assets ATOR-1017 and mitazalimab.

Histamine receptor antagonists are the focus of recent cancer studies because of their promising beneficial effect on tumor .

"CD40 is a really exciting target, especially in pancreatic cancer, where agonistic monoclonal antibodies have shown a lot of promise, but we know that these agonists still face obstacles in certain patients that weaken the drug's intended effects," said lead author Max M. Wattenberg, MD, a clinical instructor of Medicine in the division of .

CD8+ T cells are required for both bladder cancer immune surveillance and anti-CD40 agonist antibody responses.

"CD40 is a really exciting target, especially in pancreatic cancer, where agonistic monoclonal antibodies have shown a lot of promise, but we know that these agonists still face obstacles in certain patients that weaken the drug's intended effects," said lead author Max M. Wattenberg, MD, a clinical instructor of Medicine in the division . A minimum of 12 and a maximum of 18 patients will be included.

We sought to explore the potential of combining both priming and activation of the immune system.

Here we analyzed gene expression data from The Cancer Genome Atlas in melanoma, renal cell carcinoma, and pancreatic adenocarcinoma and found correlations between CD40 and several genes involved in antigen presentation and T cell function, supporting further exploration of CD40 agonists to treat cancer. "CD40 is a really exciting target, especially in pancreatic cancer, where agonistic monoclonal antibodies have shown a lot of promise, but we know that these agonists still face obstacles in certain patients that weaken the drug's intended effects," lead author Max M. Wattenberg, MD, a clinical instructor of Medicine in the division of .

La Bibliothque Virtuelle de Sant est une collection de sources d'information scientifiques et techniques en sant, organise et stocke dans un format lectronique dans les pays de la Rgion d'Amrique Latine et des Carabes, universellement accessible sur Internet et compatible avec les bases de donnes internationales.

71, 47-58 (2020).

Alligator's pipeline includes the two key assets mitazalimab, a CD40 agonist . "Agonistic CD40 is a reasonable partner for combination treatment."

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Agonist CD40 antibodies have induced anti .

"CD40 activation is a promising pathway to pursue clinically, especially for patients with pancreatic and other cancers that are immune to checkpoint therapy," said Katelyn T. Byrne, PhD, Perelman School of Medicine Abramson Cancer Center, University of Pennsylvania. Epidemiologic studies show both positive and negative associations between allergies and cancer.

Administration is associated with . CD40 immunotherapy for pancreatic cancer Cancer Immunol Immunother.

. . The trio drug combination is a CD40 agonist antibody, a PD-1 inhibitor and a TIGIT inhibitor. The purpose of CD40 agonists is to help "push the gas" on the immune system both by activating antigen-presenting cells, such .

Find methods information, sources, references or conduct a literature review .

Because CD40 activation can reverse immune suppression and drive antitumor T cell responses, we tested the combination of an agonist CD40 antibody with gemcitabine chemotherapy in a small cohort of patients with surgically incurable PDA and observed tumor . With the poorest 5year survival of all cancers, improving treatment for pancreatic cancer is one of the biggest challenges in cancer research.

T-cell-independent mechanisms are .

Using orthotopic murine models humanized for CD40 and Fc receptors, we demonstrate that intravesical treat-ment with a fully human, Fc-enhanced anti-CD40 agonist antibody (2141-V11) induces robust antitumor activity For the optimal application and development of cancer immunotherapies, a comprehensive understanding of local and systemic immune profiles in patients with PDAC is required.

However, the timing of chemotherapy treatment is critical, as delivering a CD40 agonist within 3 days prior to chemotherapy can trigger lethal hepatotoxicity in mice (23, 48).

In particular, extensive studies in genetically engineered pancreatic cancer mouse models with low tumor muta- mesothelioma, pancreatic cancer, and other cancer types, when combined with chemotherapy [39-].

CD40 agonists can mediate both T-cell-independent and T-cell-dependent immune mechanisms of tumor regression in pancreatic cancer. Although ICB immunotherapies are increasingly well-established for breast cancer 51,52,63,64, anti-CD40 agonists have been evaluated mostly in pancreatic cancer 67 where their efficacy is party . 2013 May;62(5):949-54. doi: 10.1007/s00262-013-1427-5.

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Epub 2013 Apr 16. Agonist CD40 antibodies have induced anti . In combination with chemotherapy, CD40 agonists can also . CD40 is a cell-surface member of the TNF (tumor necrosis factor) receptor superfamily.

PDA is a highly aggressive and lethal cancer that is refractory to most standard therapies. With the poorest 5year survival of all cancers, improving treatment for pancreatic cancer is one of the biggest challenges in cancer research.

Treatment of this patient population with CD40 agonist monoclonal antibodies has been minimally tested, although phase 1 single-agent studies have been completed and safe doses of multiple CD40 agonists identified.

1 - 50 of 756 suppliers found for Common Elements Mix 1 Standard Cd Co Cr Cu Fe Mn Ni V Zn @ 100 g mL in 5% HNO3 CD40 agonist antibodies induce tumor regression in mouse models of pancreatic cancer as a single-agent and when combined with ICI [11, 12].

Indeed, autophagy inhibition in established tumors suppresses tumor growth in various types of cancer, especially those driven by oncogenic mutations in RAS or RAF, such as lung cancer, pancreatic cancer, and melanoma, where autophagy is constitutively activated at high levels [ 13, 22 27 ].

Numerous agonist CD40 antibodies of varying formulations have been evaluated in the clinic and found to be tolerable and feasible.

However, when combined, these effects were strongly enhanced and importantly exceeded survival rates of CD40 agonist with gemcitabine and nabpaclitaxel or CD40 agonist and gemcitabine and nabpaclitaxel together with PD1 and CTLA4 blockade in similar pancreatic mouse models. PubMed.

"CD40 is a really exciting target, especially in pancreatic cancer, where agonistic monoclonal antibodies have shown a lot of promise, but we know that these agonists still face obstacles in certain patients that weaken the drug's intended effects," said lead author Max M. Wattenberg, MD, a clinical instructor of Medicine in the division of Hematology-Oncology in the Perelman School of . An .

Katelyn T. Byrne, Courtney B. Betts, Rosemarie Mick, Shamilene Sivagnanam, David L. Bajor, .

CD40 agonists can mediate both T-cell-independent and T-cell . To assess the cellular response to a CD40 agonist in combination with chemotherapy (hereafter referred to as chemoimmunotherapy), . A traditional 3+3 design is implemented to investigate dose-limiting toxicities (DLTs) of an anti-CD40 agonist (mitazalimab) within the DC/anti-CD40 agonist combination-immunotherapy regimen for patients with pancreatic cancer. .

In a recent study of chemotherapy plus CD40 mAb, with or without PD-1 mAb, the objective response rate in patients with untreated, metastatic pancreatic cancer was >50%.

Med.

Immunosuppressive tumor microenvironments can restrain antitumor immunity, particularly in pancreatic ductal adenocarcinoma (PDA).

CD40 is a cell-surface member of the TNF (tumor necrosis factor) receptor superfamily. Here we analyzed gene expression data from The Cancer Genome Atlas in melanoma, renal cell carcinoma, and pancreatic adenocarcinoma and found correlations between CD40 and several genes involved in antigen presentation and T cell function, supporting further exploration of CD40 agonists to treat cancer.

However, the single-agent

2021 Mar 8;6(5):e145389. PHILADELPHIAGiving early-stage pancreatic cancer patients a CD40 immune-stimulating drug helped jumpstart a T cell attack to the notoriously stubborn tumor microenvironment before surgery and other treatments, .

this study, using a preclinical

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