Abstract:
:Extracts from higher plants were evaluated for inhibitory activity against avian myeloblastosis virus reverse transcriptase. The assay may serve as a useful prescreen for potential anti-HIV bioactives.
journal_name
P R Health Sci Jjournal_title
Puerto Rico health sciences journalauthors
Antoun MD,Ríos YR,Mendoza NT,Proctor Gsubject
Has Abstractpub_date
1994-03-01 00:00:00pages
17-8issue
1eissn
0738-0658issn
2373-6011journal_volume
13pub_type
杂志文章abstract:INTRODUCTION:Incidental adrenal tumors are commonly benign, but reports demonstrate that if the characteristics of the tumor are not clear, on images surgery is the procedure of choice. Our objective through this case is to show that laparoscopic adrenalectomy is a safe approach for adrenal incidental tumor regardless ...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:2010-06-01 00:00:00
abstract:OBJECTIVE:This study intends to determine the prevalence of multidrug resistant (MDR) infections by A. baumannii, K. pneumoniae and P. aeruginosa in a tertiary care teaching hospital intensive care unit (ICU) in San Juan, PR, estimate the mortality rate and compare the morbidity and mortality differences among those tr...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:2019-03-01 00:00:00
abstract::Primary hepatic actinomycosis is an uncommon entity. We report the case of a young man with past history of an appendectomy who presented with fever, weight loss and a liver mass that was initially suspected to be neoplastic. Percutaneous liver biopsy revealed actinomyces-like organisms. The patient was treated with i...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章,评审
doi:
更新日期:1992-04-01 00:00:00
abstract::Since the year 2000, extracorporeal membrane oxygenation (ECMO) support for cardiac failure has been employed in the post operative care of children at the Centro Cardiovascular de Puerto Rico y el Caribe. Our experience with the application of ECMO had been limited to circulatory support after repair of congenital ca...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:2004-03-01 00:00:00
abstract::Prenatal sonographic evaluation is of utmost importance in the detection of congenital anomalies. At the Ultrasound Section of our Radiology service, we incidentally detected fetal intracranial neoplasms in two different patients using non-invasive imaging. Our presumptive diagnosis in both cases was a teratoma, the m...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:2002-03-01 00:00:00
abstract::Exposure to lead in children living on a former landfill in Vega Baja-Puerto Rico, a United States Environmental Protection Agency (USEPA) designated Superfund Site, is a major health concern. Direct contact with lead-contaminated soil is considered a major exposure source. However, there is a lack of information rega...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:2003-06-01 00:00:00
abstract:OBJECTIVE:This study assesses the antitubercular potential of natural products obtained from plants reputed to have medicinal properties and collected from the tropical flora of Puerto Rico. BACKGROUND:The increase in persons infected with Mycobacterium tuberculosis (MTB) the world over and the development of resistan...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:1998-09-01 00:00:00
abstract::In studying the process of protein synthesis of a silk-producing organism we have found that several macromolecules must be synthesized in order for the process to occur. Through time course studies, we have found that small RNAs may play a paramount role in directing the finely orchestrated process. Alanine tRNA, U1 ...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:1992-08-01 00:00:00
abstract::The development of active Ca channels was studied in progenitors of chick dorsal root ganglion (DRG) cells. These were isolated using neuron and glia specific antibodies which killed differentiated cells. The low voltage activated, completely inactivating (LVA) Ca channel was found to be expressed first amongst channe...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:1988-08-01 00:00:00
abstract::This brief celebration of the work of Francisco Guerra (1916-2011) highlights his role as mentor for an international community, his study of local events in the context of global developments, and his contributions to the understanding of the medical history of Puerto Rico. A selective review of Francisco Guerra's me...
journal_title:Puerto Rico health sciences journal
pub_type: 传,历史文章,杂志文章
doi:
更新日期:2012-06-01 00:00:00
abstract::Aspiration of foreign bodies is more common in children than adults. The clinical and radiological findings between these two age groups are different. It is a clinical diagnosis often overlooked in adults. We hereby present an elderly male patient who was referred to us due to a one year history of hemoptysis. He was...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:1999-03-01 00:00:00
abstract::We have studied the spontaneous interaction with small, inedible objects by group-living Saimiri. Twenty-one animals living in a large outdoor enclosure were presented with a set of 10 novel objects of diverse materials, colors, sizes, and shapes. We have used a sampling technique to record the number of monkeys inter...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:1985-12-01 00:00:00
abstract::This is the case of an 11-year-old girl who presented with a right adnexal mass and vague abdominal symptoms since seven months prior to her hospital admission for surgery. CT-scan and sonographic images were those of a benign lesion, probably ovarian torsion or infarction. Serum tumoral markers were normal. A right s...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:2003-09-01 00:00:00
abstract::The therapy of chronic myeloid leukemia (CML), characterized by the presence of the Philadelphia chromosome in the clonal hematopoietic stem cells, has changed dramatically in the last year with the development of a specific inhibitor of the BCR-ABL tyrosine kinase. This medication, STI571 or imatinib, was recently ap...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章,评审
doi:
更新日期:2002-09-01 00:00:00
abstract::Post-mortem medical examiner samples may be useful for sentinel surveillance of disorders usually detected by antibody determinations on specimens from ill patients or from surveys. We found anti-dengue IgM positivity in 3% (23/780) and anti-dengue IgG positivity in 77% (597/777) of sera obtained at the Puerto Rico me...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:2006-03-01 00:00:00
abstract::Four hundred and sixty six non-institutionalized seniors, 65 years of age and over comprise the sample. The questions pertaining to the specific topic are made up of 17 items: 9 related to background information and 8 relating to nutritional practices. It is part of a larger study of the socio-demographic characterist...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:1989-12-01 00:00:00
abstract::Osteoporosis in men was not recognized as a major health problem until recently, and increased research in this area resulted in the approval of alendronate for the treatment of osteoporosis in men at the beginning of this decade. Low bone mineral density (BMD) has been demonstrated to be a strong predictor of fractur...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:2005-06-01 00:00:00
abstract:OBJECTIVE:to estimate the prevalence of pit and fissure sealants on first permanent molars in twelve year olds living in Puerto Rico and to further evaluate dental sealant prevalence by (1) urban/rural and public/private school status as well as (2) gender; DESIGN:population-based, cross-sectional study. SETTING:publ...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:2006-06-01 00:00:00
abstract:OBJECTIVE:To compare the variations in central corneal thickness and intraocular pressure measurements according to race, gender, and age. METHODS:A non-concurrent prospective study of 372 (744 eyes) glaucoma patients was conducted. Central corneal thickness was measured with ultrasound pachymeter and intraocular pres...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:2007-03-01 00:00:00
abstract:OBJECTIVE:Due to advances in the care of people living with HIV/AIDS (PLWHA), life expectancy significantly increased, putting this group vulnerable to age-related comorbidities, such as cancer. The objective of this study was to describe the knowledge of cancer screening (cervical, breast, anal, colon, prostate) and o...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:2016-09-01 00:00:00
abstract::Renal cell carcinoma is the most common cancer of the kidney and is among the tumors that are the most resistant to systemic therapy. Until recently, long term survival of this disease when it was not confined to the kidney was dismal, with the use of drugs such as interleukin-2 resulting in a 5-year survival rate of ...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章,评审
doi:
更新日期:2011-06-01 00:00:00
abstract:OBJECTIVE:Peripartum cardiomyopathy is a rare type of heart failure to which only pregnant women are susceptible. In Puerto Rico there is a paucity of information regarding this condition. In this report we describe our experience with peripartum cardiomyopathy. METHODS:This was a descriptive retrospective study. We c...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:2016-12-01 00:00:00
abstract::Insulin-dependent diabetes mellitus (IDDM) is a chronic health condition that affects 18 of every 100,000 Puerto Rican youth. Few research studies have been performed on the problems that youth with diabetes encounter and how they are related to adherence to treatment and adequate metabolic control. Adequate metabolic...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:2006-12-01 00:00:00
abstract:OBJECTIVE:Present evidence-based recommendations on the use of biochemical markers of bone turnover in the management of osteoporosis. METHODS:The English literature from 1999 to 2005 was reviewed by using data sources from MEDLINE. RESULTS:Measurement of biochemical markers of bone turnover helps us identify a high ...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章,评审
doi:
更新日期:2007-06-01 00:00:00
abstract:OBJECTIVE:Colorectal cancer (CRC) is among the most common cancers in Puerto Rico. Few studies have correlated clinical and pathological variables with the overall survival of CRC patients in Puerto Rico. We report the clinical and pathological characteristics of patients who underwent surgical resection at a community...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:2014-06-01 00:00:00
abstract::A questionnaire entitled "Attitude toward tobacco usage among health professionals in Puerto Rico" was administered to medical students completing their first and fourth years respectively at the University of Puerto Rico Medical School. Percent of each group currently smoking was found to be 18.5 and 10.8 with an ave...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:1987-08-01 00:00:00
abstract::Genital human papillomavirus (HPV) infection is one of the most commonly diagnosed sexually transmitted infections world-wide. Over the last two decades, research has established a strong causal link between specific types of HPV infection and cancer, particularly cervical, anal, vulvar/vaginal, penile, and oropharyng...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章,评审
doi:
更新日期:2010-09-01 00:00:00
abstract::1. To know if the absence of desensitization in the chicken is characteristic of avian tissues, we studied the anaphylactic reaction in the duck. The contractions elicited in pieces of small intestine of actively immunized ducks upon exposure to the specific antigen, or Schultz-Dale reaction, were compared to similar ...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:1988-08-01 00:00:00
abstract::Hypokalemic periodic paralysis (hypoKPP) is a clinical entity characterized by recurrent skeletal muscle paralysis due to a decrease in serum potassium levels; hypoKPP can have either a primary (familial) or a secondary cause. One of the secondary causes of hypoKPP is distal renal tubular acidosis (dRTA). Distal renal...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:2017-12-01 00:00:00
abstract:OBJECTIVE:Describe the pre-, intra-, and postoperative experience of colpocleisis in a group of patients at the University Hospital of the Puerto Rico Medical Center. METHODS:A chart review was done on a subgroup of patients, 70 years or older, on which colpocleisis was performed between January 2001 and December 2007...
journal_title:Puerto Rico health sciences journal
pub_type: 杂志文章
doi:
更新日期:2010-12-01 00:00:00