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Causes of Cell Injury
Causes of Cell Injury

... Cellular contents also leak through the damaged plasma membrane into the extracellular space, where they elicit a host reaction (inflammation). Necrosis is the pathway of cell death in many commonly encountered injuries, such as those resulting from ischemia, exposure to toxins, various infections, ...
學生: 徐綜遠 - 分子與細胞生物學研究所 - National Taiwan University
學生: 徐綜遠 - 分子與細胞生物學研究所 - National Taiwan University

... Novel animal model to study the ER and ER-associated stresses: using zebrafish transgenic line carrying the human uORFchop cassette Yu-Wei Liu (劉育瑋), Hung-Chieh Lee (李鴻杰) and Huai-Jen Tsai (蔡懷楨) Endoplasmic reticulum (ER) stress is suggested to be involved in many human neurodegenerative diseases, ...
Cell Transport Powerpoint
Cell Transport Powerpoint

... – Particles move randomly (Brownian motion) and are constantly hitting each other, gathering energy (kinetic energy) – Speed of diffusion is affected by the concentration of the solution, temperature, and pressure ...
FIBROUS PROTEINS
FIBROUS PROTEINS

... INTRODUCTION • Collagen and elastin are examples of fibrous proteins that have structural functions in the body. • For example, collagen and elastin are found as components of skin, connective tissue, blood vessel walls, sclera and cornea of the eye. ...
8 active studying tips for the Cell Structure and
8 active studying tips for the Cell Structure and

... 69. Looking Inside Cells: Highlight terms with asteriscs with a different color to study more; highlight other cell parts with regular color. 69a. Formative Assessment: Cell part functions All highlighted 70. Venn Diagram: comparing plant, animal and bacterial cells- all important ...
TYPES OF STEM CELLS
TYPES OF STEM CELLS

... to test for the formation of a benign tumor called teratoma. ...
ppt - Chair of Computational Biology
ppt - Chair of Computational Biology

... progressively lost, and the in vivo embryo will start gastrulating. This process involves the formation of a mesoderm layer between ectoderm and endoderm, and the formation of the primordial germ cells (PGCs). Interestingly, ESCs have been suggested to be the earliest germ cells emerging in vitro. S ...
Diabetes in Native Americans: The interaction between diet and genes
Diabetes in Native Americans: The interaction between diet and genes

... Smooth ER (without ribosomes) • Produces lipids for secretion (e.g. steroid hormones; testes and ovaries have a lot of smooth ER) • Detoxifies (enzymes in smooth ER membranes do this; liver cells have a lot of smooth ER) ...
TEKS 5 - Online Learning Exchange
TEKS 5 - Online Learning Exchange

... How do prokaryotes and eukaryotes contrast, or differ? Although they share a few characteristics, prokaryotes and eukaryotes are very different. In fact, it should usually be very easy to distinguish a prokaryote from a eukaryote using even the most basic microscope. Size and Complexity In general, ...
Chapter 1 Review Answers
Chapter 1 Review Answers

... (c) (2) The Golgi apparatus modifies, sorts, and packages proteins from the endoplasmic reticulum. (3) The mitochondria supply energy for the cell (convert the chemical energy in sugar into usable energy). (6) The chloroplasts contain a green pigment called chlorophyll that uses energy from the Sun ...
PPTX
PPTX

... “anti-oxidant”-serves to defend against “oxidation” May help to prevent against heart disease May also be important in immune system ...
course outline - Clackamas Community College
course outline - Clackamas Community College

The Characteristics of Cells
The Characteristics of Cells

... • Prokaryotes are single-celled organisms that do not have a nucleus or membrane-bound organelles. • Prokaryotes’ DNA is in the cytoplasm. They have organelles without cell membranes called ribosomes. • Some have hairlike structures called flagella that help them move. ...
Excretion and Metabolic Wastes
Excretion and Metabolic Wastes

... molecules they can use to do 'work' with, or making structural components for the cell. ...
Hole`s Human Anatomy and Physiology Chapter 3
Hole`s Human Anatomy and Physiology Chapter 3

... •  diffusion across a membrane with the help of a channel or carrier molecule •  glucose ...
What is a cell?
What is a cell?

... • Prokaryotes are single-celled organisms that do not have a nucleus or membrane-bound organelles. • Prokaryotes’ DNA is in the cytoplasm. They have organelles without cell membranes called ribosomes. • Some have hairlike structures called flagella that help them move. ...
Print › Cell Organelles with Pictures | Quizlet | Quizlet
Print › Cell Organelles with Pictures | Quizlet | Quizlet

Cell Transport: Moving molecules in and out of the cell
Cell Transport: Moving molecules in and out of the cell

... Double layer allows: ...
cell organelle project
cell organelle project

... Cells Alive -- a great site with pictures on all sorts of cell topics A Cool Image Gallery of Electron microscope pictures more microspope images of cells and cell parts The Cell Project -- images for helping you understand various cell topics The interior of a eukaryotic cell is much more packed wi ...
What*s the difference? Plant, animal, and bacterial cells
What*s the difference? Plant, animal, and bacterial cells

...  Cell wall – a feature of plants cells that functions like stiff lattice-like wall which helps plant cells maintain their structure and shape  Chloroplast – a feature of plant cells that allows plants to do photosynthesis and make their own glucose from sunlight, water and carbon dioxide ...
FILTRATION, DIFFUSION, AND OSMOSIS
FILTRATION, DIFFUSION, AND OSMOSIS

... dissolved particles is defined as osmotic pressure. The rate of osmosis is proportional to the osmotic pressure. In other words, the greater the osmotic pressure, the greater the rate of diffusion. The human red blood cell (rbc) can serve as a living example of osmosis in the body. Because mature rb ...
Cell - Structure & Function
Cell - Structure & Function

... Generalized Cell • Cells are divided into three basic parts: • Plasma (cell) membrane • Cytosol (jelly-like fluid within the cell) • Organelles Generalized Cell ...
Plant Tissue Culture Paper IV Unit III T.Y.B.Sc. Biotechnology
Plant Tissue Culture Paper IV Unit III T.Y.B.Sc. Biotechnology

... Culture Medium for Plant Tissue Culture • An artificially prepared liquid or gelatinous substance containing nutrients in which excised plant tissues or organs are cultivated is called as Culture Medium. • Chemically Defined: Composition and concentration of each nutrient is exactly known. • Chemic ...
PowerPoint Presentation - Week 8: Infectious Changes
PowerPoint Presentation - Week 8: Infectious Changes

...  Toxic changes  Leukoerythroblastic reaction  Monocytosis with chronic infection (eg, TB)  Neutropenia with overwhelming infection  High LAP score ...
Dense Connective Tissue
Dense Connective Tissue

... • Lacunnae- spaces between lamellae • Haversian canals- In the middle of lamellae where blood vessels and nerves run. ...
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Extracellular matrix



In biology, the extracellular matrix (ECM) is a collection of extracellular molecules secreted by cells that provides structural and biochemical support to the surrounding cells. Because multicellularity evolved independently in different multicellular lineages, the composition of ECM varies between multicellular structures; however, cell adhesion, cell-to-cell communication and differentiation are common functions of the ECM.The animal extracellular matrix includes the interstitial matrix and the basement membrane. Interstitial matrix is present between various animal cells (i.e., in the intercellular spaces). Gels of polysaccharides and fibrous proteins fill the interstitial space and act as a compression buffer against the stress placed on the ECM. Basement membranes are sheet-like depositions of ECM on which various epithelial cells rest.The plant ECM includes cell wall components, like cellulose, in addition to more complex signaling molecules. Some single-celled organisms adopt multicelluar biofilms in which the cells are embedded in an ECM composed primarily of extracellular polymeric substances (EPS).
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