'Cytoplasmic membrane' diaporamas de présentation

Chapter 4 Cell Structure/Function

Chapter 4 Cell Structure/Function. Microscopy and Cell Morphology Light Microscopy. Microscopes are essential for microbiological studies. Various types of light microscopes exist, including bright-field, dark-field, phase contrast, and fluorescence microscopes.

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Chapter 9

Chapter 9. Controlling Microbial Growth in the Environment. Basic Principles of Microbial Control. A plot of microbial death rate. Figure 9.1. Basic Principles of Microbial Control. Action of Antimicrobial Agents Alteration of cell walls and membranes Cell wall maintains integrity of cell

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ANTIMICROBIAL THERAPY

ANTIMICROBIAL THERAPY. CHAPTER 13. Chemotherapeutic Agents. Antibiotics: bacteriocidal vs bacteriostatic Synthetic Drugs vs natural product. History. Ancient remedies Ehrlich Domagk Fleming. Properties of Antimicrobial Agents. Selective Toxicity Spectrum of Activity Narrow Broad.

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PROCARYOT?C &EUCARYOT?C CELLS

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Solute transport through cell membrane

Solute transport through cell membrane. Learning Outcome. Represent and relate the basic processes, Describe the principles and mechanisms involved, Illustrate the concepts underlying the topic solute transport. Topics:. Overview of the cell membrane and its functions

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Prokaryotes vs. Eukaryotes

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Introduction

Introduction. Microbes transfer energy by moving electrons . - Electrons move from substrate molecules onto energy carriers, then onto membrane protein carriers, and then onto oxygen or an alternative electron acceptor. Glucose ? NADH + FADH2 -> ETS in plasma membranes? O 2

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Bacterial Protein Translocation & Pathogenesis

Bacterial Protein Translocation & Pathogenesis. David R. Sherman HSB G-153 221-5381 dsherman@u.washington.edu. Lecture outline. Cellular addresses Getting stuck in the membrane: YidC Crossing the inner membrane: Sec-dependent SRP Sec B TAT-mediated

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Fundamentals II: Introduction to Bacteriology and Bacterial Structure

Fundamentals II: Introduction to Bacteriology and Bacterial Structure. Janet Yother, Ph.D. Department of Microbiology jyother@uab.edu 4-9531. Learning Objectives. Fundamental properties of prokaryotes Basic structures of bacteria Gram-positive vs Gram-negative bacteria.

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Chapter 3: Microscopy and Cell Structure

Chapter 3: Microscopy and Cell Structure. Important Point:. If you are having trouble understanding lecture material: Try reading your text before attending lectures. And take the time to read it well!. Typical Bacterial Shapes.

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BACTERIOPHAGES

1. BACTERIOPHAGES. PARTICLES WHICH CANNOT GROW BUT ARE REPLICATED BY LIVING HOST CELLS- OBLIGATE INTRACELLULAR PARASITES. 2. BACTERIOPHAGES - LYTIC GROWTH AND LYSOGENY PHAGE STRUCTURE Capsid, Capsomer , chromosome

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INTRODUCTION TO VIRUSES

INTRODUCTION TO VIRUSES . Viruses They are the non-cellular form of life. A virus is an obligate intracellular parasite containing genetic material surrounded by protein. Virus particles can only be observed by an electron microscope

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Structure and morphology of B acteria

Structure and morphology of B acteria. Max Sanam. Perhaps the most elemental structural property of bacteria is cell morphology (shape). Typical examples include: coccus (spherical) bacillus ( rod-like) spirillum (spiral) filamentous.

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Classification of Cellular Organism ( according to cell structure)

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Chapter 4

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MEMBRANE TRANSPORT BIOT 309 2012

MEMBRANE TRANSPORT BIOT 309 2012. Chapter 3, Kim and Gadd. Cytoplasmic Membrane Function. Controls passage of substances into and out of the cell; selectively permeable Functions in energy storage Harvests light energy in photosynthetic prokaryotes.

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The Vacuole

The Vacuole. Diem Thanh Tran Jillian Gilmartin. How It Was Discovered. The vacuole was discovered with a microscope by Antony Van Leeuwenhoek.

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Anticodon

Cytoplasmic membrane. 1. fMet. C. A. U. Anticodon. mRNA. Start codon. A. U. G. U. U. U. A. C. G. 5 ?. 3 ?. P. A. Small ribosomal subunit. GTP. GDP. P. Cytoplasmic membrane. 1. 2. fMet. fMet. tRNA fMet. +. C. A. U. Anticodon. mRNA. Start codon. U. A. A. A.

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Centre for Environmental and Marine Studies www.casam.ua.pt

CESAM. Centre for Environmental and Marine Studies www.casam.ua.pt. Influence of external bacterial structures on the efficiency of photodynamic inactivation by a cationic porphyrin

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