Fiscal Year:
1986
Title:
PLASMA LIPOPROTEINS ARE PARTICLES MADE UP OF PROTEINS AND LIPIDS THAT CARRY FAT THROUGH THE BLOODSTREAM TO VARIOUS PARTS OF THE BODY.
Agency:
HHS
Contract:
N/A
Award Amount:
$50,000.00
Abstract:
PLASMA LIPOPROTEINS ARE PARTICLES MADE UP OF PROTEINS AND LIPIDS THAT CARRY FAT THROUGH THE BLOODSTREAM TO VARIOUS PARTS OF THE BODY. EVIDENCE IS CLEAR THAT LEVELS OF THE VARIOUS TYPES OF LIPOPROTEINS (HIGH DENSITY LIPOPROTEIN (HDL), LOW DENSITY LIPOPROTEIN (LDL), INTERMEDIATE DENSITY LIPOPROTEIN (IDL), AND VERY LOW DENSITY LIPOPROTEIN (VLDL)) HAVE CONSIDERABLE INFLUENCE ON AN INDIVIDUAL'S CHANCES OF DEVELOPING ATHEROSCLEROSIS. CERTAIN LIPOPROTEINS, PARTICU- LARLY LDL, HAVE AN UNFAVORABLE INFLUENCE, WHEREAS CERTAIN OTHERS, PARTICULARLY HDL, HAVE A FAVORABLE INFLUENCE. ONE OF THE GOALS OF DRUG PREVENTION OF ATHEROSCLEROSIS IS TO LOWER LDL WHILE RAISING HDL. WHILE LDL CAN BE LOWERED SIGNIFICANTLY BY A NUMBER OF DRUGS, HDL HAS GENERALLY PROVEDREFRACTORY TO DRUG THERAPY AND IN MANY INSTANCES ACTUALLY INCREASES. IT IS THOUGHT THAT LDL SERVES TO DELIVER CHOLESTEROL TO CELLS OF THE BODY, SUCH AS ARTERY WALL CELLS WHERE BUILDUP OF CHOLESTEROL IS RESPONSIBLE FOR ATHERO- SCLEROSIS, AND THAT HDL SERVES TO REMOVE CHOLESTEROL FROM CELLS IN A PROCESS CALLED REVERSE CHOLESTEROL TRANSPORT. THE PROTECTIVE EFFECT OF HDL AND ITS REVERSE CHOLESTEROL TRANSPORT ACTIVITY APPEAR TO BE TIED TO THE LEVEL OF LCAT ACTIVATION OF APOLIPOPROTEIN A-I IN HDL. SOUTHERN BIOTECH- NOLOGY ASSOCIATES PROPOSES THAT SYNTHETIC ANALOGS OF THE AMPHIPATHIC PEPTIDES CAN BE USED TO INCREASE REVERSE CHOLESTEROL TRANSPORT BY RAISING OR SUPPLEMENTING HDL VIA PEPTIDE INJECTION INTO THE BLOOD STREAM. THIS INCREASE IN REVERSE CHOLESTEROL TRANSPORT MAY SERVE TO PREVENT OR REVERSE ATHEROSCLEROSIS IN PATIENTS AT HIGH RISK.
Principal Investigator:
Roger l lallone
PRINCIPAL INVESTIGATOR
2059451774
Business Contact:
Small Business Information at Submission:
Southern Biotechnology Assoc
160a Oxmoor Blvd Birmingham, AL 35209
EIN/Tax ID:
911232083
DUNS:
N/A
Number of Employees:
N/A
Woman-Owned:
No
Minority-Owned:
No
HUBZone-Owned:
No