Browse Items (183 total)

The Angelchik prosthesis is a silicone-filled, doughnut-shaped device used for the surgical treatment of gastroesophageal reflux. This device appears on sonograms as a C-shaped, hypoechoic structure with nonspecific Doppler waveforms. Because the…

The human CYP4F2 gene encodes a LTB4 omega-hydroxylase P450 prominently expressed in liver and kidney that functions to metabolize and inactivate the pro-inflammatory eicosanoids, LTB4 and arachidonic acid. HepG2 cells transfected with CYP4F2 -506/-6…

A patient with Stage IIB squamous cell cancer of the cervix presented 10 days into her primary radiation therapy with neutropenic fever and diarrhea requiring hospitalization and delay in treatment. The patient's history revealed extensive use of…

The discovery within the past decade that neural stem cells (NSCs) from the developing and adult mammalian brain can be propagated, cloned, and genetically manipulated ex vivo for ultimate transfer back into the CNS has opened the door to a novel…

A rare occurrence of primary adenocarcinoma arising in an interposed colon nearly seven years after the surgery is described. Remarkably, there were no symptoms from a large mass in the transposed bowel. Diagnosis was made fortuitously while…

BACKGROUND: Lymphangiomatosis is a disease characterized by involvement of various body constituents and can involve the skeletal system, connective tissues, and visceral organs. MATERIALS AND METHODS: We present a case of a

Necrotizing fasciitis due to Group A streptococcus has been observed with increasing frequency over the past decade. Appropriate management requires rapid recognition of this life-threatening infection and expeditious antimicrobial therapy as well as…

The effects of in vivo estrogen treatment upon MPP(+)-induced dopamine (DA) release were determined using in vivo microdialysis in female and male rats. Ovariectomized female rats were implanted or not with an estrogen pellet (0.1 mg, 17beta…

Profound reductions in choline acetyl-transferase (ChAT) activity are reliable markers for cholinergic hypoactivity associated with cognitive function deficit in Alzheimer's disease (AD). Par-4 (prostate apoptosis response-4) is a novel mediator of…

This study examined the protective effect of phenobarbital on kainic acid-induced deficits in acquisition learning. A single kainic acid injection (9 mg/kg i.p.) was administered five days prior to testing using the Morris water maze test. Kainic…

The purpose of this study was to investigate strain-related differences in the onset and maintenance of thermal hyperalgesia following the induction of peripheral nerve injury in two inbred strains of rats (Fischer 344 and Lewis) and two outbred…

In order to identify an acute spinally mediated pharmacological effect of a bioactive substance, without incurring untoward supraspinal effects, it is necessary to administer the agent locally onto the spinal cord. The procedure delineated herein…

Several methylated derivatives of a plant lignan, nordihydroguaiaretic acid (NDGA) were found to be potent anti-viral agents by suppressing Sp1 regulated transcription within the sexually transmitted viruses human immunodeficiency virus (HIV) and…

Seven cats were trained to perform a forelimb conditioned response to a paired tone conditioned stimulus (CS)/shock unconditioned stimulus (UCS). Brachium conjunctivum section ipsilateral to the trained limb was carried out following criterion…

Nerve injury may lead to chronic neuropathic pain syndromes. We determined whether the extent of central nervous system microglial activation that accompanies nerve injury is age dependent and correlated with behavioral manifestations of pain. We…

Secretoneurin is a 33-amino acid peptide derived from secretogranin II. Secretoneurin immunoreactivity has been localized in the peripheral nervous system where it exerts potent chemotactic activity for monocytes and may play a role in inflammation.…

This study consisted of 26 male patients with distal biceps tendon ruptures, 2 of whom had bilateral injuries, making the total number of ruptures 28. The average age at injury was 45 years. The treatment groups were the following: 3 were treated…

Recent trends in international travel and emigration have brought the practice of female circumcision, also known as female genital mutilation, to the awareness of an increasing number of physicians and public policy agencies in developed countries.…

BACKGROUND: Laser-assisted hair removal is becoming the treatment of choice for removing unwanted hair. OBJECTIVE: The purpose of this work was to determine the long-term efficacy of the long-pulsed infrared (LPIR) laser at shortened treatment…

Urokinase plasminogen activator (uPA) and its cellular receptor (uPAR) are important mediators in the cellular process of cancer invasion and metastasis. Ductal carcinoma in situ (DCIS) is classified by lack of invasion into the adjacent stroma, yet…

Respiratory tract infections (RTIs) are the most common, and potentially most severe, of infections treated by health care practitioners. Lower RTIs along with influenza, are the most common cause of death by infection in the United States. Risk…

Chlamydia pneumoniae is a common cause of community-acquired pneumonia. At present there is no "gold” standard for diagnosis and there is no easily accessible means of rapid diagnosis available. The best indication of acute C. pneumoniae infection is…

STUDY OBJECTIVE: Glucagon is a rapid-acting smooth muscle relaxant with a short half-life. Previous studies suggested glucagon may have bronchodilator effects. We sought to determine whether intravenous glucagon produces clinically important…

OBJECTIVE: This study was undertaken to determine the prevalence of thromboembolic events among women with extended bed rest prescribed as part of the treatment of premature labor or preterm premature rupture of membranes. STUDY DESIGN: A…

Laparoscopic surgery has been rapidly accepted without rigorous scientific study. New procedures and technologies have advanced rapidly, and most gynecologists have embraced these techniques. I believe that the new technology has given rise to the…

OBJECTIVE: Our goal was to demonstrate that panniculectomy performed at the time of gynecologic surgery aids in reducing the operative time and exposure and does not increase the wound infection rate in morbidly obese patients. STUDY DESIGN: A…

A fluorinated detergent, CF(3)(CF(2))(5)C(2)H(4)-O-maltose, was reconstituted into a lipid bilayer model membrane system to demonstrate the feasibility of determining solvent accessibility and membrane immersion depth of each fluorinated group by…

Recognition of syphilis in Europe in the late 15th century and its prior absence suggest New World origin. Skeletal populations were examined from sites with documented Columbian contact in the Dominican Republic. Examination of 536 skeletal remains…

In 1995, the authors obtained cost, operations, and educational activity data from 98 ambulatory care sites across the United States in which primary care teaching was occurring and compared those data with the corresponding data from 84 ambulatory…

The authors propose that professionalism, rather than being left to the chance that students will model themselves on ideal physicians or somehow be permeable to other elements of professionalism, is fostered by students' engagement with significant,…

A 46-year-old women was examined for severe constipation. Pelvic examination revealed a large pelvic mass extending to the level of the umbilicus. Computed tomography showed a large multicystic, septated mass in the pelvis and a small amount of fluid…

Higher than expected film badge readings were obtained for radiologic technologists operating computed tomography scanners. The cause of the erroneous dose assignments was determined to be improper storage of the film packet in the console area.…
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