Transplantation, Heterologous:
Transplantation between animals of different species.
JoVE Clinical and Translational Medicine
Experimental Generation of Carcinoma-Associated Fibroblasts (CAFs) from Human Mammary Fibroblasts
1CR-UK Stromal-Tumour Interaction Group, Paterson Institute for Cancer Research, University of Manchester, 2Atopy Research Center, Juntendo University
Carcinoma-associated fibroblasts (CAFs) rich in myofibroblasts present within the tumour stroma, play a major role in driving tumour progression. We developed a coimplantation tumour xengraft model for experimentally generating CAFs from human mammary fibroblasts. The protocol describes how to establish CAF myofibroblasts that acquire an ability to promote tumourigenesis.
JoVE General
Isolation of Stem Cells from Human Pancreatic Cancer Xenografts
Sidney Kimmel Comprehensive Cancer Center, Johns Hopkins University School of Medicine
Cancer stem cells (CSCs) have been identified in a number of malignancies. In this protocol we describe a flow cytometric method utilizing aldehyde dehydrogenase activity and CD44 and CD24 expression to isolate CSCs from human pancreatic adenocarcinoma xenografts. These viable cells can then be used in functional and analytical studies.
JoVE Clinical and Translational Medicine
Evaluation of Nanoparticle Uptake in Tumors in Real Time Using Intravital Imaging
1Department of Medical Biophysics, University of Western Ontario, 2London Regional Cancer Program, London Health Science Centre, 3Department of Pathology, Vanderbilt University, 4Translational Prostate Cancer Research Group, London Health Science Centre
We present a novel approach to quantify nanoparticle localization in the vasculature of human xenografted tumors using dynamic, real-time intravital imaging in an avian embryo model.
JoVE Neuroscience
Establishing Intracranial Brain Tumor Xenografts With Subsequent Analysis of Tumor Growth and Response to Therapy using Bioluminescence Imaging
Department of Neurological Surgery, University of California, San Francisco - UCSF
Luciferase-modified human brain tumor xenografts can be established intracranially in athymic mice, with subsequent monitoring of tumor growth and response to therapy using bioluminescence imaging. In combination with survival analysis, bioluminescence monitoring is an essential research tool for pre-clinical testing of therapies being considered for treating brain tumors.
JoVE Clinical and Translational Medicine
Cerenkov Luminescence Imaging (CLI) for Cancer Therapy Monitoring
Use of Cerenkov Luminescence Imaging (CLI) for monitoring preclinical cancer treatment is described here. This method takes advantage of Cerenkov Radiation (CR) and optical imaging (OI) to visualize radiolabeled probes and thus provides an alternative to PET in preclinical therapeutic monitoring and drug screening.
JoVE Clinical and Translational Medicine
Stereotactic Intracranial Implantation and In vivo Bioluminescent Imaging of Tumor Xenografts in a Mouse Model System of Glioblastoma Multiforme
Department of Radiation Oncology, University of Pennsylvania
We describe an integrated method for the precise, stereotactic implantation of human glioblastoma multiforme cells into the brains of nude mice and subsequent serial in vivo imaging to monitor growth and response to treatment of the resultant xenografts.
JoVE Clinical and Translational Medicine
DNA Vector-based RNA Interference to Study Gene Function in Cancer
1Department of Cancer Biology and Comprehensive Cancer Center, Wake Forest University School of Medicine, 2Department of Pathology and Comprehensive Cancer Center, Wake Forest University School of Medicine
RNA interference (RNAi) possesses many advantages over gene knockout and has been broadly used as a tool in gene functional studies. The invention of DNA vector-based RNAi technology has made long term and inducible gene knockdown possible, and also increased the feasibility of gene silencing in vivo.
JoVE General
Germ Cell Transplantation and Testis Tissue Xenografting in Mice
Department of Comparative Biology and Experimental Medicine, University of Calgary
Protocols for germ cell transplantation and testis tissue xenografting are described. Germ cell transplantation results in donor-derived spermatogenesis in recipient testes and represents a functional reconstitution assay for identification of spermatogonial stem cells (SSCs). Testis tissue xenografting reproduces testis development and spermatogenesis of various donor species in recipient mice.
JoVE Clinical and Translational Medicine
Multi-photon Imaging of Tumor Cell Invasion in an Orthotopic Mouse Model of Oral Squamous Cell Carcinoma
1Department of Neurobiology and Anatomy, Program in Cancer Cell Biology, Mary Babb Randolph Cancer Center, West Virginia University, 2Sensory Neuroscience Research Center, West Virginia University, 3Departments of Otolaryngology and Physiology, Center for Neuroscience, West Virginia University
A comprehensive overview of the techniques involved in generating a mouse model of oral cancer and quantitative monitoring of tumor invasion within the tongue through multi-photon microscopy of labeled cells is presented. This system can serve as a useful platform for the molecular assessment and drug efficacy of anti-invasive compounds.
JoVE Clinical and Translational Medicine
A Simple Guide Screw Method for Intracranial Xenograft Studies in Mice
1Monash Institute of Medical Research, 2MD Anderson Cancer Centre, University of Texas
In order to evaluate novel therapeutic paradigms for the treatment of glioma, physiological relevant models are essential. We utilize an implantable guide screw procedure for establishment of intracranial xenograft models that is more rapid and safer than stereotactic approaches.
JoVE Bioengineering
Developing Custom Chinese Hamster Ovary-host Cell Protein Assays using Acoustic Membrane Microparticle Technology
1Biomarker Division, BioScale, Inc., 2Bioprocessing Division, BioScale, Inc.
Development of custom assays on the ViBE platform for more sensitive, reproducible, automated results in complex matrices is described. The universal cartridge allows assays to be easily adapted for use with custom assays. This versatility enables rapid development and validation of novel assays or automated versions of existing manual assays, exemplified in this video.
JoVE Clinical and Translational Medicine
In vivo Bioluminescence Imaging of Tumor Hypoxia Dynamics of Breast Cancer Brain Metastasis in a Mouse Model
1Department of Radiation Oncology, University of Texas Southwestern Medical Center, 2Department of Radiology, University of Texas Southwestern Medical Center, 3Department of Radiation Oncology, Kyoto University Graduate School of Medicine
Bioluminescence imaging of hypoxia inducible factor-1α activity is applied to monitor intracranial tumor hypoxia development in a breast cancer brain metastasis mouse model.
JoVE Bioengineering
Viral Nanoparticles for In vivo Tumor Imaging
1Department of Biomedical Engineering, Case Western Reserve University, 2Department of Biomedical Engineering, Radiology, and Materials Science and Engineering, Case Western Reserve University
Plant viral nanoparticles (VNPs) are promising platforms for applications in biomedicine. Here, we describe the procedures for plant VNP propagation, purification, characterization, and bioconjugation. Finally, we show the application of VNPs for tumor homing and imaging using a mouse xenograft model and fluorescence imaging.
JoVE Clinical and Translational Medicine
Orthotopic Xenografting of Human Luciferase-Tagged Malignant Peripheral Nerve Sheath Tumor Cells for in vivo Testing of Candidate Therapeutic Agents
1Department of Pathology, University of Alabama at Birmingham - UAB, 2Department of Radiology, University of Alabama at Birmingham - UAB, 3Department of Cell Biology and Neurobiology, University of Alabama at Birmingham - UAB
A method for reliably grafting luciferase-tagged human malignant peripheral nerve sheath tumor cells into the sciatic nerve of immunodeficient mice is described. The use of bioluminescence imaging to demonstrate proper establishment of tumor grafts and criteria for random segregation of animals into study groups are also discussed.
JoVE Clinical and Translational Medicine
Rat Model of Blood-brain Barrier Disruption to Allow Targeted Neurovascular Therapeutics
Department of Neurological Surgery, Vanderbilt University School of Medicine
Blood-brain barrier disruption aids the delivery of certain drugs to the brain. Mannitol delivered intra-arterially shrinks cells surrounding blood vessels in order to physically disrupt the barrier.
JoVE Neuroscience
Systemic and Local Drug Delivery for Treating Diseases of the Central Nervous System in Rodent Models
Department of Neurological Surgery, University of California, San Francisco - UCSF
Thorough preclinical testing of drugs that act in the central nervous system often involves assessing and comparing drug biodistribution in association with specific routes of administration. Here, three commonly used methods of systemic delivery (intravenous, intraperitoneal, and oral) as well as a method for local delivery (convection-enhanced delivery) are demonstrated in mice.
JoVE Clinical and Translational Medicine
Quantitative Analysis of Cancer Metastasis using an Avian Embryo Model
1Department of Pathology, Vanderbilt University, 2Departments of Oncology, Surgery and Medical Biophysics, London Regional cancer program
Using quantitative PCR, we demonstrate how the well-established chick CAM model can be used to quantitatively analyze the metastasis of human tumor cells to distant organs.
JoVE General
Chick ex ovo Culture and ex ovo CAM Assay: How it Really Works
1Institute for Physiological Chemistry, Department of Biochemical Endocrinology, University of Duisburg-Essen, 2Institute for Anatomy, Department of Neuroanatomy, University of Duisburg-Essen, 3Morphoplant GmbH, 4ARCONS Institute for Applied Research and Didactics
The chick chorioallantoic membrane (CAM) is a unique, naturally immunodeficient supportive culture environment to study angiogenesis and tumorigenesis. This video article demonstrates the different steps in chick ex ovo culture, application of potentially angiogenic substances and successful inoculation of tumor cells and tissues on the surface of the CAM.
JoVE Bioengineering
Tracking Hypoxic Signaling within Encapsulated Cell Aggregates
1Biomedical Engineering Program, University of South Carolina, 2Chemical Engineering Department, University of South Carolina
A method for photo-encapsulation of cells in a crosslinked PEG hydrogel is described. Hypoxic signaling within encapsulated murine insulinoma (MIN6) aggregates is tracked using a fluorescent marker system. This system allows serial examination of cells within a hydrogel scaffold and correlation of hypoxic signaling with changes in cell phenotype.
JoVE Bioengineering
Organotypic Collagen I Assay: A Malleable Platform to Assess Cell Behaviour in a 3-Dimensional Context
1The Beatson Institute for Cancer Research, University of Glasgow, 2Section of Dermatology, School of Medicine, University of Glasgow
A method is described for the preparation of a 3-dimensional matrix consisting of collagen type I and primary human fibroblasts. This organotypic gel serves as a useful substrate to assess invasive cell migration because it mimics basic features of tissue stroma and is amenable to many forms of microscopy.
JoVE Bioengineering
Use of Human Perivascular Stem Cells for Bone Regeneration
1Dental and Craniofacial Research Institute and Section of Orthodontics, School of Dentistry, UCLA, 2UCLA and Orthopaedic Hospital, Department of Orthopaedic Surgery and the Orthopaedic Hospital Research Center, UCLA, 3Department of Bioengineering, UCLA, 4Center for Cardiovascular Science, University of Edinburgh
Human perivascular stem cells (PSCs) are a novel stem cell class for skeletal tissue regeneration similar to mesenchymal stem cells (MSCs). PSCs can be isolated by FACS (fluorescence activated cell sorting) from adipose tissue procured during standard liposuction procedures, then combined with an osteoinductive scaffold to achieve bone formation in vivo.
JoVE Clinical and Translational Medicine
Mouse Bladder Wall Injection
Department of Urology, Stanford University School of Medicine
Mouse bladder wall injection is a useful approach to orthotopically study bladder stem cell and cancer biology. This delicate microsurgical method can be mastered with careful technique and practice.
JoVE Clinical and Translational Medicine
A Novel High-resolution In vivo Imaging Technique to Study the Dynamic Response of Intracranial Structures to Tumor Growth and Therapeutics
1Brain Tumor Research Centre, Hospital for Sick Children, Toronto Medical Discovery Tower, 2Ontario Cancer Institute, Princess Margaret Hospital, 3Neurosurgery, Toronto Western Hospital
We describe a novel in vivo imaging technique that couples fluorescent chimeric mice with intracranial windows and high-resolution 2-photon microscopy. This imaging platform aids studies of dynamic changes in brain tissue and microvasculature, at a single-cell level, following pathological insults and is adaptable to assess intracranial drug delivery and distribution.
JoVE General
Construction and Implantation of a Microinfusion System for Sustained Delivery of Neuroactive Agents.
As neuroscience inquiry becomes more sophisticated, investigation of brain structures and circuitry requires improved levels of accuracy and higher resolution. We have developed a method for the preparation and implantation of a chronic infusion system within the brain utilizing a borosilicate microcannula with a tip diameter of 50 microns.
JoVE Clinical and Translational Medicine
Enhancement of Apoptotic and Autophagic Induction by a Novel Synthetic C-1 Analogue of 7-deoxypancratistatin in Human Breast Adenocarcinoma and Neuroblastoma Cells with Tamoxifen
1Department of Chemistry and Biochemistry, University of Windsor, 2Chemistry Department and Centre for Biotechnology, Brock University
We have synthesized a novel analogue of pancratistatin with comparable anti-cancer activity as native pancratistatin; interestingly, combinatory treatment with tamoxifen yielded a drastic enhancement in apoptotic and autophagic induction by mitochondrial targeting with minimal effect on noncancerous fibroblasts. Thus, JCTH-4 in combination with tamoxifen could provide a safe anti-cancer therapy.
JoVE Clinical and Translational Medicine
Spheroid Assay to Measure TGF-β-induced Invasion
An assay to quantitatively measure Transforming Growth Factor (TGF)-β-induced invasion in 3-dimensional collagen gels is described. This assay takes advantage of the MCF10A series of cell lines, which represent different stages of breast cancer development. This method can be adopted to be used with other cell lines and might be used to investigate other potential activators or inhibitors of invasion.
JoVE General
In vivo Electroporation of Morpholinos into the Adult Zebrafish Retina
1Departments of Anatomy and Cell Biology and Ophthalmology, Wayne State University School of Medicine, 2Department of Biological Sciences, University of Notre Dame, 3Center for Zebrafish Research, University of Notre Dame
A method to conditionally knockdown a target protein’s expression in the adult zebrafish retina is described, which involves intravitreally injecting antisense morpholinos and electroporating them into the retina. The resulting protein is knocked down for several days, which allows testing the protein’s role in the regenerating or intact retina.
JoVE Clinical and Translational Medicine
An Orthotopic Mouse Model of Anaplastic Thyroid Carcinoma
Generation of an orthotopic mouse model of anaplastic thyroid carcinoma is described here. This technique employs surgical placement of human anaplastic thyroid cancer cells into the thyroid of immunodeficient mice, thus creating a more clinically relevant setting to study disease progression as well as screen innovative therapeutic interventions.
JoVE Clinical and Translational Medicine
Establishment and Propagation of Human Retinoblastoma Tumors in Immune Deficient Mice
1Interdepartmental Program in Translational Biology & Molecular Medicine, Baylor College of Medicine, 2Texas Children's Cancer Center, Baylor College of Medicine, 3Department of Pediatrics, Baylor College of Medicine, 4Department of Pathology, The Methodist Hospital Research Institute, 5Department of Ophthalmology, Retinoblastoma Center of Houston, 6Baylor College of Medicine, Center for Cell and Gene Therapy, 7Center for Cell and Gene Therapy, Baylor College of Medicine
A method is described to propagate human retinoblastoma tumors in mice. Tumor cells are directly injected into the eyes of immune deficient mice. Secondary tumors have been successfully established using both cells directly harvested from human tumors and cultured tumorspheres.
JoVE Clinical and Translational Medicine
Combination Radiotherapy in an Orthotopic Mouse Brain Tumor Model
Radiation Oncology Branch, National Cancer Institute
The purpose of this article is to describe the use of an orthotopic glioblastoma model for chemoradiation studies. This article will go though cell processing, implanting, and radiotherapy of the mouse using an intracranial model.
JoVE General
In vivo Imaging and Therapeutic Treatments in an Orthotopic Mouse Model of Ovarian Cancer
1Department of Medical Oncology, Women's Cancer Program, 2Transgenic Mouse Facility, Fox Chase Cancer Center
Orthotopic animal models of ovarian cancer replicate better human disease and therefore enhance our understanding of cancer progression and tumor response to therapy. A mouse model receives an intrabursal injection of luciferase-expressing ovarian tumor cells. Treatment is administered via oral gavage. Tumor growth is monitored by in vivo imaging system.
JoVE Clinical and Translational Medicine
High-Efficiency Transduction of Liver Cancer Cells by Recombinant Adeno-Associated Virus Serotype 3 Vectors
Department of Pediatrics, Division of Cellular and Molecular Therapy, University of Florida
In this article, we describe the identification of the adeno-associated virus serotype 3 (AAV3) as the most efficient vector for targeting human liver cancer cells.
JoVE Clinical and Translational Medicine
Contrast Enhanced Vessel Imaging using MicroCT
1Greehey Children's Cancer Research Institute, University of Texas Health Science Center at San Antonio, 2Small Animal Imaging Resources facility, University of Texas Health Science Center at San Antonio, 3Department of Cellular and Structural Biology, University of Texas Health Science Center at San Antonio, 4Department of Pediatrics, University of Texas Health Science Center at San Antonio
Contrast enhanced small animal vessel imaging by microCT is a rapid, cost-effective and high-throughput technique for serial in situ examination for tumor development, for analyzing the network of blood vessels that nourish them, and for following the response of tumors to preclinical therapeutic intervention(s).
JoVE Clinical and Translational Medicine
Murine Bioluminescent Hepatic Tumour Model
1Cork Cancer Research Centre, Mercy University Hospital and Leslie C. Quick Jnr. Laboratory, University College Cork, 2Department of Computer Science, University College Cork, 3South Infirmary Victoria University Hospital
This article describes a procedure for the induction of orthotopic bioluminescent liver tumours in mice, and subsequent analysis of tumour growth confined to the liver using live whole body luminescence imaging.
JoVE Clinical and Translational Medicine
Mouse Models for Graft Arteriosclerosis
1Department of Surgery, Yale University School of Medicine, 2Department of Pathology, Yale University School of Medicine
We describe protocols for our mouse graft arteriosclerois (GA) models which involve interposition of a mouse vessel segment into a recipient of the same inbred strain. By backcrossing additional genetic changes into the vessel donor, the model can assess the effect of specific genes on GA.
JoVE Bioengineering
Analysis of Targeted Viral Protein Nanoparticles Delivered to HER2+ Tumors
1Department of Biomedical Engineering, University of Southern California, 2Department of Biomedical Sciences, Cedars-Sinai Medical Center, 3Geffen School of Medicine, University of California, Los Angeles
This article details the procedures for optical imaging analysis of the tumor-targeted nanoparticle, HerDox. In particular, detailed use of the multimode imaging device for detecting tumor targeting and assessing tumor penetration is described here.
JoVE Neuroscience
Isolation and Expansion of Human Glioblastoma Multiforme Tumor Cells Using the Neurosphere Assay
1Department of Neurosurgery, University of Florida, 2Department of Anatomical Sciences, Shiraz University of Medical Sciences
This video protocol demonstrates the isolation and expansion of stem like cells from surgically resected human glioblastoma mutliforme (GBM) tumor tissue using the neurosphere assay culture method.
JoVE Clinical and Translational Medicine
An Orthotopic Bladder Tumor Model and the Evaluation of Intravesical saRNA Treatment
1Department of Urology and Helen Diller Comprehensive Cancer Center, University of California, San Francisco, 2Alnylam Pharmaceuticals, Inc.
Establishing an orthotopic bladder tumor model to evaluate antitumor effects of intravesically delivered saRNA and monitoring tumor growth by ultrasound and bioluminescent imaging.
JoVE General
Noninvasive In Vivo Small Animal MRI and MRS: Basic Experimental Procedures
1Department of Radiology, University of Washington, 2Department of Bioengineering, University of Washington
This work describes basic procedures of noninvasive small animal MRI and MRS in vivo.
JoVE Clinical and Translational Medicine
Human Neuroendocrine Tumor Cell Lines as a Three-Dimensional Model for the Study of Human Neuroendocrine Tumor Therapy
1Raymond and Beverly Sackler Foundation, 2The Cancer Institute of New Jersey, University of Medicine and Dentistry of New Jersey, 3School of Natural Sciences, Institute for Advanced Study, Princeton, New Jersey
We present a simple agarose overlay platform to grow 3D multicellular spheroids using neuroendocrine cancer cell lines. This method provides a very convenient way to examine the effect of therapeutic drugs on the neuroendocrine tumor cells. It could also help us establish human neuroendocrine tumor spheroids for cancer therapy.
JoVE Immunology and Infection
Bioluminescent Bacterial Imaging In Vivo
Cork Cancer Research Centre, BioSciences Institute, University College Cork
This article describes the administration of lux-tagged bacteria to mice and subsequent in vivo analysis using IVIS bioluminescence imaging.
JoVE Immunology and Infection
An Orthotopic Model of Serous Ovarian Cancer in Immunocompetent Mice for in vivo Tumor Imaging and Monitoring of Tumor Immune Responses
1Penn Ovarian Cancer Research Center, Center for Research on Reproduction and Womans Health, Department of Obstetrics and Gynecology, University of Pennsylvania-School of Medicine, 2Women's Cancer Program, Fox Chase Cancer Center
To study in vivo tumor growth and tumor microenvironment, we used a syngeneic and orthotopic mouse model of ovarian cancer in immunocompetent animals. We transduced a mouse tumor cell line (MOV1) with Katushka fluorescent protein (MOV1KAT) and here we show its orthotopic implantation in ovary and in vivo imaging.
JoVE Clinical and Translational Medicine
A Method for Murine Islet Isolation and Subcapsular Kidney Transplantation
1Molecular and Cellular Biochemistry, Center for Molecular Neurobiology, The Ohio State University, 2Integrated Biomedical Science Graduate Program, The Ohio State University, 3Comprehensive Cancer Center, The Ohio State University
Transplantation of isolated islets has been proposed to be a potential treatment for type 1 diabetes. Here we describe a method to isolate islets from mouse pancreata and transplant them to the subcapsular space of the kidney.
JoVE Clinical and Translational Medicine
Improved Visualization of Lung Metastases at Single Cell Resolution in Mice by Combined In-situ Perfusion of Lung Tissue and X-Gal Staining of lacZ-Tagged Tumor Cells
Laboratory for Orthopedic Research, Balgrist University Hospital, Zurich
The novel protocol reported in the present study allows selective detection of lung metastases at single cell resolution in mice by combined in-situ lung perfusion and fixation and X-Gal staining of lacZ-tagged tumor cells.
JoVE Neuroscience
Antibody Transfection into Neurons as a Tool to Study Disease Pathogenesis
1Research Service, Veterans Administration Medical Center, Memphis, TN, 2Department of Neurology, University of Tennessee Health Science Center, Memphis, TN, 3Department of Anatomy/Neurobiology, University of Tennessee Health Science Center, Memphis, TN
A rapid approach to investigate interactions and effects on molecular mechanisms related to the presence of antibodies in an intracellular environment is described. The method involves transfection of antibodies into live cells using a non-covalent complex formation based on a lipid formulation. The technique is adaptable to immortalized cell lines and primary cells.
JoVE Applied Physics
Synthesis of Phase-shift Nanoemulsions with Narrow Size Distributions for Acoustic Droplet Vaporization and Bubble-enhanced Ultrasound-mediated Ablation
Department of Mechanical Engineering, Boston University
Phase-shift nanoemulsions (PSNE) can be vaporized using high intensity focused ultrasound to enhance localized heating and improve thermal ablation in tumors. In this report, the preparation of stable PSNE with a narrow size distribution is described. Furthermore, the impact of vaporized PSNE on ultrasound-mediated ablation is demonstrated in tissue-mimicking phantoms.
JoVE Bioengineering
Tissue Engineering of the Intestine in a Murine Model
This article and the accompanying video present our protocol for generating tissue-engineered intestine in the mouse, using an organoid units-on-scaffold approach.
JoVE General
In vivo Bioluminescent Imaging of Mammary Tumors Using IVIS Spectrum
Biology Research and Development , Caliper Life Sciences
Mammary tumor cells expressing luciferase are implanted subcutaneously in mice and visualized using optical imaging to monitor tumor growth and development non-invasively in a longitudinal study.
JoVE Clinical and Translational Medicine
Method for Novel Anti-Cancer Drug Development using Tumor Explants of Surgical Specimens
1Department of Neurological Surgery, The Ohio State University Medical Center, 2Department of Pathology, The Ohio State University Medical Center
Here, we established a method for drug efficacy testing with surgical specimens of brain tumors, termed “tumor explant method”. With this method, we can evaluate drug efficacy without breaking the microenvironment of solid tumors. To validate reliability of this method, we describe representative data with our glioma specimen treated with the current first-line chemotherapeutic agent, temozolomide.
JoVE General
A Matrigel-Based Tube Formation Assay to Assess the Vasculogenic Activity of Tumor Cells
1Molecular and Cellular Biology Program, Morrill Science Center, University of Massachusetts, 2Pioneer Valley Life Sciences Institute, University of Massachusetts, 3Department of Veterinary and Animal Sciences, University of Massachusetts
A tube formation assay is used to evaluate vascular activity of tumor cells.
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