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Full-Text Articles in Medicine and Health Sciences

Generation Of Organ-Conditioned Media And Applications For Studying Organ-Specific Influences On Breast Cancer Metastatic Behavior, Matthew M. Piaseczny, Graciella M. Pio, Jenny E. Chu, Ying Xia, Kim Nguyen, David Goodale, Alison Allan Jun 2016

Generation Of Organ-Conditioned Media And Applications For Studying Organ-Specific Influences On Breast Cancer Metastatic Behavior, Matthew M. Piaseczny, Graciella M. Pio, Jenny E. Chu, Ying Xia, Kim Nguyen, David Goodale, Alison Allan

Anatomy and Cell Biology Publications

Breast cancer preferentially metastasizes to the lymph node, bone, lung, brain and liver in breast cancer patients. Previous research efforts have focused on identifying factors inherent to breast cancer cells that are responsible for this observed metastatic pattern (termed organ tropism), however much less is known about factors present within specific organs that contribute to this process. This is in part because of a lack of in vitro model systems that accurately recapitulate the organ microenvironment. To address this, an ex vivo model system has been established that allows for the study of soluble factors present within different organ microenvironments. …


Myocardial Infarction In Neonatal Mice, A Model Of Cardiac Regeneration, Jessica N. Blom, Xiangru Lu, Paul Arnold, Qingping Feng May 2016

Myocardial Infarction In Neonatal Mice, A Model Of Cardiac Regeneration, Jessica N. Blom, Xiangru Lu, Paul Arnold, Qingping Feng

Paediatrics Publications

Myocardial infarction induced by coronary artery ligation has been used in many animal models as a tool to study the mechanisms of cardiac repair and regeneration, and to define new targets for therapeutics. For decades, models of complete heart regeneration existed in amphibians and fish, but a mammalian counterpart was not available. The recent discovery of a postnatal window during which mice possess regenerative capabilities has led to the establishment of a mammalian model of cardiac regeneration. A surgical model of mammalian cardiac regeneration in the neonatal mouse is presented herein. Briefly, postnatal day 1 (P1) mice are anesthetized by …


Motor And Hippocampal Dependent Spatial Learning And Reference Memory Assessment In A Transgenic Rat Model Of Alzheimer's Disease With Stroke, Jennifer L. Au, Nina Weishaupt, Hayley J. Nell, Shawn N. Whitehead, David F. Cechetto Mar 2016

Motor And Hippocampal Dependent Spatial Learning And Reference Memory Assessment In A Transgenic Rat Model Of Alzheimer's Disease With Stroke, Jennifer L. Au, Nina Weishaupt, Hayley J. Nell, Shawn N. Whitehead, David F. Cechetto

Anatomy and Cell Biology Publications

Alzheimer's disease (AD) is a debilitating neurodegenerative disease that results in neurodegeneration and memory loss. While age is a major risk factor for AD, stroke has also been implicated as a risk factor and an exacerbating factor. The co-morbidity of stroke and AD results in worsened stroke-related motor control and AD-related cognitive deficits when compared to each condition alone. To model the combined condition of stroke and AD, a novel transgenic rat model of AD, with a mutated form of amyloid precursor protein (a key protein involved in the development of AD) incorporated into its DNA, is given a small …