نتایج جستجو برای: spontaneous

تعداد نتایج: 114583  

امنیت‌طلب, مهدی, سعادتی‌نیاری, مقصود, صدقی, حسن,

In this paper, we study the robust technique of stimulated Raman adiabatic passage in an optical cavity considering decoherence effects of atomic spontaneous emission and cavity decay. Numerical solution of Liouville equation shows that the population transfer of the system is more sensitive to the cavity decay than the atomic spontaneous emission.

Journal: :journal of sciences, islamic republic of iran 2011
m. sahrai

the entanglement between a ?-type three-level atom and its spontaneous emission fields is investigated. the effect of spontaneously generated coherence (sgc) on entanglement between the atom and its spontaneous emission fields is then discussed. we find that in the presence of sgc the entanglement between the atom and its spontaneous emission fields is completely phase dependent, while in absen...

Journal: :emergency journal 0
mahshid ghasemi department of anesthesiology, ayatollah taleghani hospital, shahid beheshti university of medical sciences, tehran, iran. ali akbar beigi department of surgery, ayatollah taleghani hospital, shahid beheshti university of medical sciences, tehran, iran. faranak behnaz department of anesthesiology, shohadaye tajrish hospital, shahid beheshti university of medical sciences, tehran, iran. farhad fathi department of surgery, ayatollah taleghani hospital, shahid beheshti university of medical sciences, tehran, iran. elham memary department of anesthesiology, imam hosein hospital, shahid beheshti university of medical sciences, tehran, iran.

spontaneous adrenal hematoma is a very rare condition and its prevalence has been reported to be about 1% in previous studies. although various causes have been proposed to explain its incidence in existing case reports, the etiology and pathology of this condition is still not known. the present study presents a case of spontaneous adrenal hematoma in a pregnant 31 year old woman without histo...

Journal: :iranian red crescent medical journal 0
zohreh yousefi ghaem hospital, faculty of medicine, mashhad university of medical sciences, mashhad, ir iran; ghaem hospital, faculty of medicine, mashhad university of medical sciences, mashhad, ir iran. tel: +98-5138412477, fax: +98-5138430569 noorieh sharifi ghaem hospital, faculty of medicine, mashhad university of medical sciences, mashhad, ir iran maryam morshedy ghaem hospital, faculty of medicine, mashhad university of medical sciences, mashhad, ir iran

conclusions spontaneous rupture of pyometra duo to cervical cancer in cases of acute abdomen in elderly patients should be considered. introduction pyometra is an accumulation of purulent material or pus in the uterine cavity. spontaneous perforation of uterus by pyometra is rare. this is a clinical presentation and management of a spontaneous perforation of uterine caused by pyometra. case pre...

Journal: :journal of reproduction and infertility 0

introduction: recurrent abortion (ra) may be a consequence of aberrant expression of immunological factors during pregnancy. although the relative importance of immunological factors in human reproduction remains controversial, substantial evidence suggests that autoantibodies contribute to reproductive failure. production of such antibodies is under the control of cytokines; and leptin, beside...

Journal: :iranian journal of immunology 0
marzieh holakuyee department of immunology, pasteur institute of iran mohammad hossein yadegari department of medical mycology zuhair mohammad hassan department of immunology, school of medical sciences, tarbiat modares university, tehran, iran mansour bayat department of medical and veterinary mycology, faculty of specialized veterinary sciences, science and research branch, islamic azad university, tehran, iran ariyo shahin jafari department of medical and veterinary mycology, faculty of specialized veterinary sciences, science and research branch, islamic azad university, tehran, iran mohsen abolhassani department of immunology, pasteur institute of iran abbas ali amini

background: candida albicans is one of the most important opportunistic pathogens that suppress immunologic mechanisms of the host. it is speculated that structural and secretory proteins of c. albicans have immunomodulatory effects in cancer. objective: to evaluate the effects of c. albicans structural and secreted proteins on intratumoral cd4/cd8 ratio as well as the survival rate in balb/c t...

Journal: :iranian red crescent medical journal 0
amir masoud hashemian department of emergency medicine, imam reza hospital, faculty of medicine, mashhad university of medical sciences, mashhad, ir iran koorosh ahmadi department of emergency medicine, alborz university of medical sciences, karaj, ir iran hamid zamani moghaddam department of emergency medicine, imam reza hospital, faculty of medicine, mashhad university of medical sciences, mashhad, ir iran hosein zakeri department of emergency medicine, hasheminejad hospital, faculty of medicine, mashhad university of medical sciences , mashhad, ir iran seyed akbar davoodi navakh emergency medicine specialist, help hospital of sabzevar, sabzevar, ir iran mohammad davood sharifi department of emergency medicine, imam reza hospital, faculty of medicine, mashhad university of medical sciences, mashhad, ir iran; department of emergency medicine, imam reza hospital, faculty of medicine, mashhad university of medical sciences, mashhad, ir iran. tel: +98-9151156758, fax: +98-5138525312

conclusions the use of leukocyte esterase urine dipstick test can be a quick and easy method in early diagnosis of sbp to start the treatment until preparation of sbp-cell count results. results in this study, 100 patients with ascites due to cirrhosis, with an average age of 38.9 ± 6.54 years were evaluated. twenty cases had positive results, of whom 17 cases were also detected based on the st...

Journal: :international journal of reproductive biomedicine 0
mohammad hasanzadeh-nazarabadi hasanzadeh-nazarabadi fatemeh baghbani iman namazi salmeh mirzaee

background: approximately 205 million pregnancies occur each year in the worldwide. on the other hand, spontaneous abortion has been reported in 15-20% of all diagnosed pregnancies. the most common cause of spontaneous abortion is chromosomal abnormalities of the embryo. robertsonian translocation carriers specially 21-14 are the most common balanced rearrangement among the carrier couples with...

Journal: :nephro-urology monthly 0
behzad feizzadeh kerigh endoscopic and minimally invasive surgery research center, mashhad university of medical sciences, mashhad, ir iran; kidney transplantation complications research center, faculty of medicine, ghaem medical hospital, mashhad university of medical sciences, mashhad, ir iran; endoscopic and minimally invasive surgery research center and kidney transplantation complications research center, ghaem medical hospital, mashhad university of medical sciences, mashhad, ir iran. tel: +98-5118012857, fax: +98-5118417404 reza boostani endoscopic and minimally invasive surgery research center, mashhad university of medical sciences, mashhad, ir iran alireza ghoreifi endoscopic and minimally invasive surgery research center, mashhad university of medical sciences, mashhad, ir iran

recurrent spontaneous rupture of the urinary bladder has rarely been reported in english articles. this condition may be difficult to diagnosis before a laparotomy due to acute peritonitis. herein we describe a case of recurrent spontaneous rupture of the bladder in a 39-year-old woman with human t-lymphotropic virus type 1 (htlv-1) -associated myelopathy/topical spastic paraparesis (ham/tsp).

One of the major causes of spontaneous abortion before the fourth month of pregnancy is chromosomal abnormalities. We report an unusual case of a familial balanced chromosomal translocation in a consanguineous couple who experienced 4 spontaneous abortions. Chromosomal studies were performed on the basis of G-banding technique at high resolution and revealed 46, XX, t (16 6) (p12 q26) and 46, X...

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