'Proto oncogenes' presentation slideshows

Introduction to Hematopoietic Neoplasms

1.13k views • 113 slides

Cancer Chemotherapy

911 views • 74 slides

Cellular Basis of Cancer

MOLECULAR BASIS OF CANCER Assoc.Prof. I??k G. Yulu? Bilkent University Department of Molecular Biology and Genetics yulug@fen.bilkent.edu.tr. Cellular Basis of Cancer. Cancer is a collection of diseases characterized by abnormal and uncontrolled growth

1.48k views • 60 slides

Carcinogenesis

Carcinogenesis . Patricia Jakel, RN,MN,OCN. What Is Cancer?. What is cancer?. A series of cellular, genetic aberrations that cause abnormal cell proliferation. Unchecked local growth (tumor formation) and invasion of surrounding tissue.

934 views • 60 slides

Cellular Biology

Cellular Biology. School of Life Sciences Shaanxi Normal University. 1. CHAPTER 12 TUMOR CELLS AND GENE THERAPY OF TUMORS.

672 views • 48 slides

Enmin Li

Oncogene Anti-oncogene. Enmin Li. The basic concept 1 oncogene: These genes code for proteins that are capable of stimulating cell growth and division . In normal tissues and organisms, such growth-stimulating proteins are regulated, so that growth is appropriately limited.

635 views • 47 slides

Abnormal Cell Growth

Abnormal Cell Growth. I. OVERVIEW. Cells are often lost through: Death (apoptosis and necrosis), Sloughing (e.g., shedding of cells lining the gastrointestinal tract and skin), or Injury (e.g., bleeding).

506 views • 43 slides

Chapter 20 - Genetics of cancer : Cell cycle and cancer Two-hit mutation model

Chapter 20 - Genetics of cancer : Cell cycle and cancer Two-hit mutation model Oncogenes and RNA/DNA tumor viruses Tumor suppressor genes Mutator genes Carcinogens: chemicals and radiation. Some basic terminology :

605 views • 42 slides

neoplasia III tumour genetics MOLECULAR B ASIS OF CANCER

neoplasia III tumour genetics MOLECULAR B ASIS OF CANCER. 1. Nonlethal genetic damage lies at the heart of carcinogenesis 2. Tumor is formed by the clonal expansion of a single precursor cell

495 views • 37 slides

Neoplasia II

Neoplasia II. Molecular basis of cancer. Nonlethal genetic damage Tumors are monoclonal Four classes of normal regulatory genes are principal targets of genetic damage growth-promoting proto-oncogenes growth-inhibiting tumor suppressor genes

594 views • 32 slides

Eukaryotic Gene Regulation

Eukaryotic Gene Regulation. Chapter 18. Overview. Eukaryotes can regulate gene expression at multiple stages from gene to functional protein Regulation of chromatin structure DNA methylation Transcription initiation factors Alternative RNA processing Protein degradation. -- blue = DNA

770 views • 25 slides

MOLECULAR BASIS OF CANCER

MOLECULAR BASIS OF CANCER. Cellular Basis of Cancer. Cancer Cell Do Not Grow Faster Than Normal Cells Rather, Their Growth is Just Uncontrolled. 1 fertilized egg. 50x10 12. Proliferation. Death. Differentiation. 10 16 cell divisions/lifetime. Renewing. Cellular equilibrium.

374 views • 25 slides

Environmental Carcinogenesis

a M . I . N . Y . MOUSE Production: Munasha , Ivan , Noor , Yuna Also featuring: Stephen M. and Julie R. Environmental Carcinogenesis. Question.

246 views • 18 slides

Eukaryotic Gene Control

Eukaryotic Gene Control. Gene Organization: . Chromatin: Complex of DNA and Proteins Structure base on DNA packing. DNA Packing:. Histones: positively charged amino acids Five types (H1, H2A, H2B, H3,H4) DNA- negatively charged phosphate groups. DNA Packing: .

363 views • 18 slides

Lecture 4 Genes associated with cancer

Lecture 4 Genes associated with cancer. Intended Learning Outcomes. By the end of this lecture, students will learn: Oncogenes Tumor suppressor genes. DNA Repair genes Genes Associated with Cancer. Lecture content. Oncogenes Tumor suppressor genes. DNA Repair genes

270 views • 12 slides