Презентация на тему Structure & functions of biological membranes

STRUCTURE &FUNCTIONS OFBIOLOGICAL MEMBRANES STUDY OF BIOLOGICAL MEMBRANESх54000PHOSPHOLIPID Lipid monolayerLipid bilayerHydrophilic groupHydrophobic groupHydrophilic group ЛипидLIQUID MOSAIC MODEL OF BIO MEMBRANE MODEL MEMBRANE. LIPOSOME SELFCONSTRUCTION OF PHOSPHOLIPIDS BIMOLECULAR LIPID MEMBRANES PHOSPHOLIPID MOLECULES MOTIONTHERMAL EFFECTrotationLateral diffusionT=10-7-10-8sDiffusionFlip-flop Flip-flop BIOMEMBRANE FUNCTIONS BIOMEMBRANE FUNCTIONS BILIPID LAYER PENETRABILITYGASESHYDROPHOBIC MOLECULESSMALLMOLECULESBIGMPLECULESIONS MEMBRANE PROTEINSKINDS OF PROTEINSINTEGRALPERIPHERAL MEMBRANE PROTEINS MEMBRANE PROTEINS FUNCTIONSйTRANSPORTPassive transport; b) Active transport TRANSPORT FUNCTION MEMBRANE TRANSPORT FUNCTIONPASSIVE TRANSPORTACTIVE TRANSPORT PASSIVE TRANSPORTOsmosisSimple diffusionFacilitated diffusionFiltrationThrough lipid bilayerThrough lipid bilayerporesThrough protein poresFixed carrierNonfixed carrier ACTIVE TRANSPORTION PUMPSSECONDARY ION TRANSPORTENDOCYTOSISEXOCYTOSIS ION PUMPSK+-Na+ pumpH+ or proton pumpCa2+ pump Secondaryactive transport ENDO- & EXOCYTOSISFAGOCYTOSISPINOCYTOSISENDOCYTOSIS KINDS ENDOCYTOSIS TRANSPORT FUNCTION

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Слайды и текст этой презентации

Слайд 1

STRUCTURE &
FUNCTIONS OF
BIOLOGICAL MEMBRANES


Слайд 2

STUDY OF BIOLOGICAL MEMBRANES

х54000

PHOSPHOLIPID


Слайд 3

Lipid monolayer

Lipid bilayer

Hydrophilic group

Hydrophobic group

Hydrophilic group


Слайд 4


Липид

LIQUID MOSAIC MODEL OF BIO MEMBRANE
Singer & Nikolson, 1972


Слайд 5

MODEL MEMBRANE. LIPOSOME


Слайд 6

SELFCONSTRUCTION OF PHOSPHOLIPIDS


Слайд 7

BIMOLECULAR LIPID MEMBRANES


Слайд 8

PHOSPHOLIPID MOLECULES MOTION

THERMAL EFFECT

rotation

Lateral diffusion
T=10-7-10-8s

Diffusion
Flip-flop


Слайд 9

Flip-flop


Слайд 10

BIOMEMBRANE FUNCTIONS


Слайд 11

BIOMEMBRANE FUNCTIONS


Слайд 12

BILIPID LAYER PENETRABILITY

GASES

HYDROPHOBIC MOLECULES

SMALL
MOLECULES

BIG
MPLECULES

IONS


Слайд 13

MEMBRANE PROTEINS

KINDS OF PROTEINS

INTEGRAL

PERIPHERAL


Слайд 14

MEMBRANE PROTEINS


Слайд 15

MEMBRANE PROTEINS FUNCTIONS

й

TRANSPORT
Passive
transport;
b) Active
transport


Слайд 16

TRANSPORT FUNCTION


Слайд 17

MEMBRANE TRANSPORT FUNCTION

PASSIVE TRANSPORT

ACTIVE TRANSPORT


Слайд 18

carrier

PASSIVE TRANSPORT

Osmosis

Simple diffusion

Facilitated diffusion

Filtration

Through lipid bilayer

Through lipid bilayer
pores

Through protein pores

Fixed carrier

Nonfixed
carrier


Слайд 19

ACTIVE TRANSPORT

ION PUMPS

SECONDARY ION TRANSPORT

ENDOCYTOSIS

EXOCYTOSIS


Слайд 20

ION PUMPS

K+-Na+ pump

H+ or proton pump

Ca2+ pump


Слайд 21

Secondaryactive transport


Слайд 22

ENDO- & EXOCYTOSIS

FAGOCYTOSIS

PINOCYTOSIS

ENDOCYTOSIS KINDS


Слайд 23

ENDOCYTOSIS


Слайд 24

TRANSPORT FUNCTION


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