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What are the properties of lipids? |
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Definition
- Water insoluble, soluble in organic solvents like chloroform-methanol
- exhibit structural heterogeneity
- ionic or polar derivatives of hydrocarbons
- amphipathic (having both polar and non polar ends)
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Saturated acids end in.... |
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Definition
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Unsaturated acids end in... |
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Definition
- Palmitoleic
- cis-9-hexadecenoic
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Term
Where can you find the most occurences of palmitoleic acid? |
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Definition
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Definition
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Where can you find the most occurences of oleic acid? |
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Definition
most common in natural fats |
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Term
Where can you find the most occurences of Elaidic acid? |
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Definition
Hydrogenated and ruminant fats |
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Definition
- Elaidic
- trans-9-Octadecenoic
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Definition
- Linoleic
- all-cis-9,12-Octadecadienoic
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Where can you find the most occurences of linoleic acid? |
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Definition
- Corn, peanut, cottonseed, soybean, and many plant oils
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Definition
- Gamma-Linolenic
- all-cis-6,9,12-Octadecatrienoic
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Term
Where can you find the most occurences of gamma-linolenic acid? |
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Definition
- Some plants
- minor fatty acid in animals
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Definition
- Alpha-Linolenic
- all-cis-9,12,15-Octadecatrienoic
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Definition
- Arachidonic
- all-cis-5,8,11,14-Eicosatertraenoic
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Term
Where can you find the most occurences of arachidonic acid? |
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Definition
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Definition
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What is the main structural difference in PGE and PGF? |
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Definition
- PGE has a keto (=O) group at position 9, while PGF has an alcohol (-OH) group at postion 9
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Term
The notation of E1,E2,E3 on prostoglandins denotes |
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Definition
- The number of double bonds on the prostoglandin side chain
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Term
What is the most abundant natural fat? |
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Definition
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Triacylglycerol after acid hydrolysis will yeild |
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Definition
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Triacylglycerol after undergoing saponification will yeild. |
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Definition
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Term
What are the advantages of having lipids in the -cis form vs. the -trans |
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Definition
- Cis: Lowers the melting temp and increases membrane fluidity
- Trans: Causes increased rigidity
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Term
Cholesterol is the precursor for what? |
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Definition
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Where is cholesterol broken down and into what? |
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What are the fat-soluble vitamins? |
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Term
Glycerol-phosphate + 2F.A. = |
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Definition
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Term
Which alcohols are phosphoglycerides normally esterified with? |
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Definition
- Choline
- ethanolamine
- serine
- glycerol
- inositol
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Term
Another name for phosphatidyl choline |
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Definition
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Term
Another name for phosphatidyl ethanolamine |
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Definition
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Term
Another name for Diphosphatidylglycerol |
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Definition
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Term
Another name for Dipalmitoyl lecithin |
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Definition
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Term
Where are cardiolipins found? |
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Definition
Exclusively found in the inner membrane of mitochondria |
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Term
Another name for Dipalmitoyl lecitin |
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Definition
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Term
Where are plasmologens abundant? |
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Definition
- Nerve tissue
- Heart tissue
- Erythrocytes
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Term
What happens when you hydrolyze the 2nd F.A. of a lecitin? |
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Definition
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Serine + Palmitoyl-CoA + Vit. B - CO2= |
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Sialic acid is composed of? |
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Definition
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Term
- What do gangliosides in cell membranes act as receptors for?
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Definition
- Viruses
- Cholera toxin
- Tetanus toxin
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Term
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Definition
- G= globoside
- D= disialic acid, M=monosialic acid
- 1= 4 sugars (5-n)
- a= different sugar, b= same sugar
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Accumulation of Sphingolipids |
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Metachromatic Leukodystrophy (MLD) |
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Definition
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