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Mini 2 plasma proteins
Na
32
Biology
Graduate
02/26/2010

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Term
which plasma/serum proteins are not synthesized in liver?
Definition

Hemoglobin in rbc's

Ig in plasma

Term
the fluid which seperates from unclotted rbc so it DOES contain FIBRINOGEN
Definition
PLASMA
Term
clear yellowish fluid which seperates from plasma after coagulation
Definition
Serum
Term
appearance of Hg in serum/plasma due to rbc destruction
Definition
hemolysis
Term
what do citrate and EDTA bind?
Definition
Ca2+ and Mg2+
Term
which proteins are not glycosylated?
Definition
albumin
Term
how are proteins broken down @ end of life?
Definition
glycosylated proteins have sialic acid which is removed by endothelial neuraminandase which exposes galactose now. Hepatocytes have a receptor for galactose (asialoglycoprotein receptors) which take the rest of protein up and destroy them.
Term
albumins/globulins constitute what % of serum proteins?
Definition
50-60
Term

electrophoretic mobility

what kind of protein migrates fastest

what is pH of agarose medium, its effect?

Definition

negatively charged proteins. albumin tends to most negative and so if found closes to ANODE

B) 8.4-8.8 makes most body fluid proteins carry neg charge

Term
charge at anode and cathode
Definition

anode is positive and attracts neg charged protiens

cathode is negative. least neg charged proteins are closer here

Term
which protein has the greatest effect on colloidal osmotic pressure?
Definition
albumin
Term
what does albumin transport
Definition

non suluble substances ie billirubin and FA's

drugs: Salicylates, barbiturates, sulfonamides, warfarin, penicillin

Term
hypoalbuminemia is associated with what disorders?
Definition
liver disease, glomerunephritis, nephrosis, starvation and burn patients
Term
hyperalbuminemia is related to what disorders?
Definition

no known pathology for increase albumin synthesis. generally from dehydration.

 

also excessive stasis during venepuncture: cuff is too tight

Term
during inflamation, what happens to albumin levels in serum?
Definition
decreases, neg apr
Term

hypolbuminema

a) reduced synthesis

b) altered distrubution

c) increased catabolism

abnormal losses already covered

Definition

a) Il6/stress

b) Increased capillary permeability, decreased lymph clearance

c) Chronic infections/trauma

Term
inherited hypoalbuminemia
Definition
analbuminemia: no band in albumin region
Term

Name what proteins bind:

a) retinol

b)thyroid hormones t3 and t4

c) glucocorticoids

Definition

a) prealbumin and thyroxine binding globin

b) pre albumin and retinol binding protein

c) cortisol binding globin or transcortin

Term

Alpha 1  anti trypsin

 

B) De indicates what

Definition

 

APR

Main Finct: anti protease activity in LUNG: Pulmonary Emphysema


DEC: hepatocellular disease since its synthesized inliver

Term
aplha 1 fetoprotein
Definition

ONTD

DOWN SYNDROME

HEPATOCELLULAR CARCINOMA

tumor marker

 

 

 

 

 

 

 

 

 

Term
Aplha 2 Macroglobin
Definition

Protease Inhib

Used to detect nephrotic syndrome

not apr

Term
Beta 2 Microglobin
Definition

subunit of HLA

APR

used to detect nephrotic syndrom

renal tube dysfunction

Term
Ceruloplasmin
Definition

is an alpha 2 globin linked to copper levels

low ceruloplasmin --> increased Cu in serum and wilsons disease... keiser fisher syndrome

Term
hapto globin
Definition

tansport of free Hg to re cells for degradtion

if u find hg in urine then this may be decreased in serum

apr

Term
hemopexin
Definition
transport of free heme to liver where it is converted to bilirubin
Term
hemopexin
Definition

bind Heme, and transport to liver for conversion to bilirubin

 seen in anemia

neg apr

Term

heparin

citrate

edta

are what?

Definition
anticoagulants
Term

C reactive protein

 

B)where is it made?

Definition

most sensisitive APR

Binds extracts of pneumococcal cell walls

Gamma Globin

 

B) not in liver

Term

when would you give someone

a)fresh frozen plasma?

b) cryoprecipitate

c) factor 7 concentrate

Definition

a) MULTIPLE clotting disorders, liver cirrhosis

 

b) Clotting Disorders

 

c) Hemophilia A

Term

when would you give somone

a) 5% albumin

 

b) 25% albumin

Definition

a) hpovolemic shock

 

b) cerebral edema

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