'Actin filament' presentation slideshows

Cytoskeleton System

Chapter 9. Cytoskeleton System. 1. Introduction. A. Conception of Cytoskeleton (Narrow sense) A complex network of interconnected microfilaments, microtubules and intermediate filaments that extends throughout the cytosol. Microbubules. Microfilamemts. Intermediate filaments.

1.2k views • 70 slides

Muscular tissue :

Muscular tissue : Muscular tissue & hoeostasis: muscular tissue contribute to homeostasi by producing body movements , moving substances through the body & producing heat to mentain normal body temperature.

762 views • 57 slides

Fundamentals of Cell Biology

Fundamentals of Cell Biology. Chapter 5: The Cytoskeleton and Cellular Architecture. Chapter Summary: The Big Picture (1). Chapter foci: Cytoskeletal proteins form a skeleton inside the cell Intermediate filaments provide the cell with mechanical strength

824 views • 45 slides

A microscopic formulation for the actin-driven motion of Listeria

A microscopic formulation for the actin-driven motion of Listeria. Yuan Lin Department of Mechanical Engineering The University of Hong Kong. The physics of cell functionality Kavli Institute for Theoretical Physics China , CAS, August 1 6 , 2010.

493 views • 36 slides

CYTOSKELETON (I) Actin filaments

CYTOSKELETON (I) Actin filaments. Cell Biology Lecture 9. Readings and Objectives. Reading Russell : Chapter 1 (not complete information) Cooper: Chapter 12 Objectives Actin and actin filament dynamism Actin bundles and network Actin and myosin: role in contractile assemblies

1.93k views • 34 slides

Stable spatial gradients of cytoskeleton assembly regulators

435 views • 34 slides

Molecular Cell Biology

Molecular Cell Biology. Myosin Cooper. Diagram of a Sarcomere. Sliding Filament Model: Length-Tension Relationship. Physiological Part of the Curve. Tension (Force produced by Muscle Contraction). Length (of the Sarcomere). Myosin Moving on Actin Filament in Muscle.

483 views • 33 slides

Lecture 16 Motor proteins and cytoskeletal-mediated cell behavior

Lecture 16 Motor proteins and cytoskeletal-mediated cell behavior. Myosin II and myosin II bipolar thick filament. 2 heavy chains: Globular head domain (ATP) long tails (coiled coils) 2 light chains:. Bipolar thick filaments: Tail-tail interactions. Hundreds of myosin II molecules.

574 views • 27 slides

Announcements & Homework

394 views • 27 slides

Unit 5 Day 1 Anatomy

391 views • 27 slides

Announcements & Homework

Announcements & Homework. Today ATPase How it produces ATP from ADP & P i Amazingly efficient enzyme How to measure this. Homework, Reading, Chpt 2: Quiz next Monday Written assignment: Due next Wednesday , Feb 20

381 views • 25 slides

Announcements & Homework

Announcements & Homework. Today ATPase How it produces ATP from ADP & P i Amazingly efficient enzyme How to measure this. Homework, Reading, Chpt 2: Quiz next Monday Written assignment: Due next Wednesday , Feb 20

355 views • 25 slides

APBs involved in regulating actin dynamics (Cont.)

APBs involved in regulating actin dynamics (Cont.). Lodish 5th Ed. Chapter 19, p786-791. 2. How high rates of actin polymerization are maintained at the protruding edge? Thymosin -4 Profilin Arp2/3 Capping Severing . How is Arp2/3 activated. N-terminus. C-terminus.

366 views • 19 slides

How does actin polymerization drive protrusion?

Polymerization at tip?. Expansion of actin meshwork?. Increase in hydrostatic pressure?. How does actin polymerization drive protrusion?. Hypothesis #1. Hypothesis #2. Hypothesis #3. Evidence for #1: The Acrosome reaction. Stages during fertilization of a sea-urchin egg.

433 views • 19 slides

Types of Muscles

Types of Muscles. Smooth w Involuntary muscle; controlled unconsciously w In the walls of blood vessels and internal organs Cardiac w Controls itself with help from nervous and endocrine systems w Only in the heart Skeletal w Voluntary muscle; controlled consciously

884 views • 18 slides

CDC42 a low molecular weight GTP -binding protein originally designated G(p) and also called G25K

Chromosomal location: 1p36.1 .

311 views • 14 slides

215 views • 13 slides

Body Systems

Body Systems. Muscle. 3 Types of muscle. Smooth - line the walls of internal organs and blood vessels. Involuntary movement. Skeletal - striated, allow for movement, voluntary control Cardiac - makes up the heart, striated, involuntary. SMOOTH. SKELETAL. CARDIAC. How do muscles work?.

142 views • 8 slides

Cytoskeleton

Cytoskeleton. Structure, Function and Diseases by, Zak Olver. Structure. The Cytoskeleton has three distinct structures: Microtubule Intermediate Filament Actin Filament. Function. The Cytoskeleton supports Organelles, cell shape and plays a role in cell motion.

472 views • 5 slides

Microparticle 3D transportation on the membrane

Microparticle 3D transportation on the membrane. The 1- m m bead is coated with fibronectin , which links to actin filaments through integrins .

89 views • 3 slides