Categories
See All >

Chemelex Widal Kit, AH BHTH , To

(0 reviews)

Sold by:
Inhouse product

Price:
৳0.00
/PC

Color:

Quantity:
(10 available)

Total Price:
Share:

Chemelex Widal Kit, AH BHTH , To :

Bacterial suspension that carry antigen can agglutinate on exposure to antibodies to salmonella organisms. Patients’ suffering from enteric fever would possess antibodies in their sera which can react and agglutinate serial doubling dilutions of killed, colored salmonella antigens in an agglutination test.

The main principle of widal test is that if homologous antibody is present in patients humor, it’ll react with various antigen within the reagent and provides visible clumping on the check card and agglutination within the tube. The antigens utilized in the check are “H” and “O” antigens of Salmonella typhosa and “H” antigen of S. Paratyphi. The paratyphoid “O” antigen are not used as they cross-react with typhoid “O” antigen due to the sharing of issue twelve. “O” antigen could be a somatic antigen and “H” antigen is a flagellar antigen.

Biolade Widal Set – TO, TH, AH, BH.


What is ah antigen in Widal test?

The antigens used in the test are “H” and “O” antigens of Salmonella Typhi and “H” antigen of S. Paratyphi. The paratyphoid “O” antigen are not employed as they cross react with typhoid “O” antigen due to the sharing of factor 12. “O” antigen is a somatic antigen and “H” antigen is flagellar antigen.


What is to and th in Widal test?

The Widal test is positive if TO antigen titer is more than 1:160 in an active infection, or if TH antigen titer is more than 1:160 in past infection or in immunized persons.


 Social Links:https://medicalstore.com.bd/

 

Disclaimer: The actual color of the physical product may slightly vary due to the deviation of lighting sources, photography or your device display settings.

 


There have been no reviews for this product yet.

Related products