نتایج جستجو برای: 745 to 283
تعداد نتایج: 10615424 فیلتر نتایج به سال:
283 As civilization has developed over the past 10,000 years, humankind has learned how to build larger and larger structures; over the past two decades, we have begun to learn how to build smaller and smaller structures. On page 297 of this issue, Paul Rothemund presents a material step forward in this second arena: he describes a stunningly simple and versatile approach to the fabrication, by...
Abstract Background Arterial hypertension is a complex and in most cases multifactorial pathology. Despite the numerous pharmacological treatments available, it estimated that Europe only 25%-39% of hypertensive patients achieve adequate blood pressure (BP) control. Renal arteries denervation (RDN) an additional therapeutic weapon, complementary to Optimal Medical Therapy (OMT) with resistant o...
Highly repetitive Hind III restriction fragments of 0.72-0.76 KBP from total Xenopus laevis genomic DNA are organized in a tandem like arrangement. Cloning of these fragments in pBR 322 with subsequent restriction site mapping and nucleotide sequence analysis of some selected clones showed two different types of sequences. 25-30% of material represent the oocyte specific 5 S DNA repeat units, 7...
OBJECTIVES To determine the unmet anaesthesia need in a low resource region. INTRODUCTION Surgery and anæsthesia services in low- and middle-income countries (LMICs) are under-equipped, under-staffed, and unable to meet current surgical need. There is little objective measure as to the true extent and nature of unmet need. Without such an understanding it is impossible to formulate solutions....
Objective: Although a variety of sexual assault prevention programs are currently available to college health professionals, there is a dearth of information about the effect of these programs on sexual assault victimization rates. Participants: The authors evaluated the efficacy of a sexual assault prevention program for first-year students at a college in the Northeast (N = 1,982). Methods: T...
BACKGROUND AND OBJECTIVES Despite the improvement of the surgical technique and several experiences reported in literature about prosthetic incisional hernioplasty, the prevalence rate of recurrence and of the classic complications has not changed over the years. We analyze our caseload, establishing some technical cornerstones in order to reduce their occurrence. PATIENTS AND METHODS 283 pat...
Two Leuconostoc mesenteroides strains NCDC 744 and NCDC 745 were evaluated for exopolysaccharides (EPS) production in whey and MRS medium. Paneer whey medium supplemented with 10% sucrose, 0.1 % yeast extract and 0.1 % K2HPO4 was found to be proferred medium for EPS production. Among two strains L. mesenteroides NCDC 744 produced significantly higher EPS (12.7 ± 0.24 gm/L) as compared to NCDC 7...
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