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Full-Text Articles in Medicine and Health Sciences

Ecdysoneless Overexpression Drives Mammary Tumorigenesis Through Upregulation Of C-Myc And Glucose Metabolism, Bhopal C. Mohapatra, Sameer Mirza, Aditya Bele, Channabasavaiah B. Gurumurthy, Mohsin Raza, Irfana Saleem, Matthew D. Storck, Aniruddha Sarkar, Sai Sundeep Kollala, Surendra K. Shukla, Siddesh Southekal, Kay-Uwe Wagner, Fang Qiu, Subodh M. Lele, Mansour A. Alsaleem, Emad A. Rakha, Chittibabu Guda, Pankaj K. Singh, Robert D. Cardiff, Hamid Band, Vimla Band Jan 2022

Ecdysoneless Overexpression Drives Mammary Tumorigenesis Through Upregulation Of C-Myc And Glucose Metabolism, Bhopal C. Mohapatra, Sameer Mirza, Aditya Bele, Channabasavaiah B. Gurumurthy, Mohsin Raza, Irfana Saleem, Matthew D. Storck, Aniruddha Sarkar, Sai Sundeep Kollala, Surendra K. Shukla, Siddesh Southekal, Kay-Uwe Wagner, Fang Qiu, Subodh M. Lele, Mansour A. Alsaleem, Emad A. Rakha, Chittibabu Guda, Pankaj K. Singh, Robert D. Cardiff, Hamid Band, Vimla Band

Journal Articles: Pharmacology & Experimental Neuroscience

Ecdysoneless (ECD) protein is essential for embryogenesis, cell-cycle progression, and cellular stress mitigation with an emerging role in mRNA biogenesis. We have previously shown that ECD protein as well as its mRNA are overexpressed in breast cancer and ECD overexpression predicts shorter survival in patients with breast cancer. However, the genetic evidence for an oncogenic role of ECD has not been established. Here, we generated transgenic mice with mammary epithelium-targeted overexpression of an inducible human ECD transgene (ECDTg). Significantly, ECDTg mice develop mammary hyperplasia, preneoplastic lesions, and heterogeneous tumors with occasional lung metastasis. ECDTg tumors exhibit epithelial to mesenchymal transition …


Type I Ifn Signaling Protects Mice From Lethal Sars-Cov-2 Neuroinvasion., Md Bashir Uddin, Yuejin Liang, Shengjun Shao, Sunil Palani, Michael Mckelvey, Scott C. Weaver, Keer Sun Jan 2022

Type I Ifn Signaling Protects Mice From Lethal Sars-Cov-2 Neuroinvasion., Md Bashir Uddin, Yuejin Liang, Shengjun Shao, Sunil Palani, Michael Mckelvey, Scott C. Weaver, Keer Sun

Journal Articles: Pathology and Microbiology

Multiple organ damage is common in patients with severe COVID-19, even though the underlying pathogenic mechanisms remain unclear. Acute viral infection typically activates type I IFN (IFN-I) signaling. The antiviral role of IFN-I is well characterized in vitro. However, our understanding of how IFN-I regulates host immune response to SARS-CoV-2 infection in vivo is incomplete. Using a human ACE2-transgenic mouse model, we show in the present study that IFN-I receptor signaling is essential for protection against the acute lethality of SARS-CoV-2 in mice. Interestingly, although IFN-I signaling limits viral replication in the lung, the primary infection site, it is dispensable …