Inhibition of hedgehog signaling alters fibroblast composition in pancreatic cancer

…, CJ Halbrook, NE Franks, MT Hoffman, K Brown… - Clinical Cancer …, 2021 - AACR
Purpose: Pancreatic ductal adenocarcinoma (PDAC) is a deadly disease characterized by an
extensive fibroinflammatory stroma, which includes abundant cancer-associated fibroblast …

Regulatory T-cell depletion alters the tumor microenvironment and accelerates pancreatic carcinogenesis

…, K Donahue, ES Carpenter, KL Brown… - Cancer discovery, 2020 - AACR
Here, we describe an unexpected cross-talk between Tregs and fibroblasts in pancreatic
cancer. Treg depletion resulted in differentiation of inflammatory fibroblast subsets, in turn …

[HTML][HTML] Uridine-derived ribose fuels glucose-restricted pancreatic cancer

…, A Andren, JJ Apiz-Saab, Z Tolstyka, K Brown… - Nature, 2023 - nature.com
Pancreatic ductal adenocarcinoma (PDA) is a lethal disease notoriously resistant to therapy
1 , 2 . This is mediated in part by a complex tumour microenvironment 3 , low vascularity 4 , …

Apolipoprotein E promotes immune suppression in pancreatic cancer through NF-κB–mediated production of CXCL1

…, RE Menjivar, F Lima, S The, CE Espinoza, K Brown… - Cancer research, 2021 - AACR
This study shows that elevated apolipoprotein E in PDAC mediates immune suppression
and high serum apolipoprotein E levels correlate with poor patient survival. See related …

Pancreatic cancer is marked by complement-high blood monocytes and tumor-associated macrophages

…, ZC Nwosu, C Espinoza, F Lima, K Brown… - Life science …, 2021 - life-science-alliance.org
Pancreatic ductal adenocarcinoma (PDA) is accompanied by reprogramming of the local
microenvironment, but changes at distal sites are poorly understood. We implanted biomaterial …

WNT signaling in the tumor microenvironment promotes immunosuppression in murine pancreatic cancer

…, P Kadiyala, A Velez-Delgado, KL Brown… - Journal of Experimental …, 2022 - rupress.org
Pancreatic ductal adenocarcinoma (PDA) is associated with activation of WNT signaling.
Whether this signaling pathway regulates the tumor microenvironment has remained …

Arginase 1 is a key driver of immune suppression in pancreatic cancer

…, W Du, KL Donahue, HS Hong, C Espinoza, K Brown… - Elife, 2023 - elifesciences.org
An extensive fibroinflammatory stroma rich in macrophages is a hallmark of pancreatic
cancer. In this disease, it is well appreciated that macrophages are immunosuppressive and …

[HTML][HTML] Extrinsic KRAS signaling shapes the pancreatic microenvironment through fibroblast reprogramming

A Velez-Delgado, KL Donahue, KL Brown, W Du… - Cellular and Molecular …, 2022 - Elsevier
Background & Aims Oncogenic Kirsten Rat Sarcoma virus (KRAS) is the hallmark mutation
of human pancreatic cancer and a driver of tumorigenesis in genetically engineered mouse …

KRT17high/CXCL8+ Tumor Cells Display Both Classical and Basal Features and Regulate Myeloid Infiltration in the Pancreatic Cancer Microenvironment

…, L Harris, S The, V Gunchick, N Peterson, K Brown… - Clinical Cancer …, 2023 - AACR
Purpose: Pancreatic ductal adenocarcinoma (PDAC) is generally divided in two subtypes,
classical and basal. Recently, single cell RNA sequencing has uncovered the co-existence of …

Notch signaling regulates immunosuppressive tumor-associated macrophage function in pancreatic cancer

…, SB Kemp, W Du, KL Donahue, KL Brown… - Cancer Immunology …, 2024 - AACR
Pancreatic ductal adenocarcinoma (PDA) continues to have a dismal prognosis. The poor
survival of patients with PDA has been attributed to a high rate of early metastasis and low …