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(11)    Patent No :    AP 2221   
(21)    Application No :    AP/P/2006/003511   
(22)    Filing Date :    29.07.2003   
(24)    Date of Grant &    24.03.2011   
(45)    Publication :

(30)    Priority Data

(33) Country  (31) Number   (32) Date

(84)    Designated State

BW    GM  GH   KE   LS   MW  MZ   NA   SL

SD    SZ   T Z   UG   ZM   ZW

(73) Applicant(s)

ALL INDIA INSTITUTE OF MEDICAL SCIENCES (A.I.I.M.S.), Department of Biotechnology, Ansari Nagar, New Delhi, 110 029,


DEPARTMENT OF BIOTECHNOLOGY, Block 2, 7th Floor, CGO Complex, Lodi Road, New Delhi, 110 003,
(72) Inventors

TYAGI Jaya Sivaswami, India

CHAKRAVORTY Soumitesh, India

(74) Representative



(51)    International  Classification   C12Q1/68 (2006.01)

(54)    Title

A method for diagnosis of tuberculosis by smear microscopy, culture and polymerase chain reaction using processed clinical

(57)    Abstract

The present invention relates to a method of processing clinical samples for diagnosing bacterial infections by smear microscopy, culture or PCR as well as a kit for performing the said method. This invention also pertains to two sets of primers specific for the DevR gene of M. tuberculosis as well as to a method of using said primers for screening patients for tuberculosis by PCR.

(56)    Documents Cited : Dasgupta N. et al: LONGMAN GROUP UK LTD.,HARLOW, GB, Vol 80, No. 3, 2000. pp141-59

Chakravorty S and Tyagi J.S: FEMS MICROBIOLOGY LETTERS, 2001, 205: 113-117


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