Reverse transcriptase inhibition as prescreen for potential antiviral bioactives.

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 J

authors

Antoun MD,Ríos YR,Mendoza NT,Proctor G

subject

Has Abstract

pub_date

1994-03-01 00:00:00

pages

17-8

issue

1

eissn

0738-0658

issn

2373-6011

journal_volume

13

pub_type

杂志文章
  • Incidental adreno-cortical adenoma, why surgery? a case report.

    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:

    authors: Solís-López DR,Rodríguez-Hernández Z,Solís-López DH

    更新日期:2010-06-01 00:00:00

  • Polymyxin B for Gram Negative Multidrug Resistant Bacteria in a Hispanic Population.

    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:

    authors: De León-Borrás R,Sánchez-Sergentón C,Mayor-Becerra A,Laureano-Cuadrado AF

    更新日期:2019-03-01 00:00:00

  • Hepatic actinomycosis presenting as liver mass: case report and review of the literature.

    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:

    authors: Vargas C,González C,Pagani W,Torres E,Fas N

    更新日期:1992-04-01 00:00:00

  • Extracorporeal membrane oxygenation: successful bridge to pediatric heart transplantation.

    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:

    authors: Santiago A,Ramos I,Quintana C

    更新日期:2004-03-01 00:00:00

  • Prenatal sonographic evaluation of two intracranial teratomas.

    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:

    authors: Rodriguez-Mojica W,Goñi M,Correa MS,Colón LE,Volnikh V

    更新日期:2002-03-01 00:00:00

  • The association of lead-contaminated house dust and blood lead levels of children living on a former landfill in Puerto Rico.

    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:

    authors: Sánchez-Nazario EE,Mansilla-Rivera I,Derieux-Cortés JC,Pérez CM,Rodríguez-Sierra CJ

    更新日期:2003-06-01 00:00:00

  • Plants from Puerto Rico with anti-Mycobacterium tuberculosis properties.

    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:

    authors: Frame AD,Ríos-Olivares E,De Jesús L,Ortiz D,Pagán J,Méndez S

    更新日期:1998-09-01 00:00:00

  • Prelude activities in the synthesis of tissue-specific secretory protein products.

    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:

    authors: Luciano E,Arroyo G,Candelas T,Candelas GC

    更新日期:1992-08-01 00:00:00

  • Studies on the development of voltage-activated calcium channels in vertebrate neurons.

    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:

    authors: Lux HD

    更新日期:1988-08-01 00:00:00

  • Francisco Guerra (1916-2011), medical historian for the world and Puerto Rico.

    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:

    authors: Rigau-Pérez JG

    更新日期:2012-06-01 00:00:00

  • Occult aspiration of a chicken wishbone as a cause of hemoptysis.

    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:

    authors: Mercado JA,Rodríguez W

    更新日期:1999-03-01 00:00:00

  • Interaction with objects by group-living Saimiri sciureus.

    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:

    authors: Eterović VA,Ferchmin PA

    更新日期:1985-12-01 00:00:00

  • Cavernous hemangioma presenting as a right adnexal mass in a child.

    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:

    authors: Correa-Rivas MS,Colón-González G,Lugo-Vicente H

    更新日期:2003-09-01 00:00:00

  • Signal transduction inhibitors (STI571): molecularly targeted therapy.

    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:

    authors: Corujo Y,Cáceres W

    更新日期:2002-09-01 00:00:00

  • Medical examiner samples: a source for dengue surveillance.

    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:

    authors: Rigau-Pérez JG,Torres JV,Mosely Hayes J,Vorndam V,Clark GG

    更新日期:2006-03-01 00:00:00

  • Nutritional practices among elderly Puerto Ricans: gender considerations.

    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:

    authors: Irizarry A,Velasco EM

    更新日期:1989-12-01 00:00:00

  • Effect of alendronate on bone mineral density in Puerto Rican males with osteoporosis.

    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:

    authors: Martinó A,Rosa J,Guzmán J,Ramírez M

    更新日期:2005-06-01 00:00:00

  • The prevalence of pit and fissure sealants among twelve year olds living in Puerto Rico during 1997.

    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:

    authors: Elías-Boneta AR,Herrero RH,Psoter K,Toro Vizcarrondo CE,Psoter WJ

    更新日期:2006-06-01 00:00:00

  • Central corneal thickness and intraocular pressure in Puerto Rican glaucoma patients.

    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:

    authors: Villegas VM,Díaz L,Emanuelli A,Izquierdo NJ,Townsend W

    更新日期:2007-03-01 00:00:00

  • Measuring Knowledge of Cancer Screening and Prevention Strategies in HIV Healthcare Professionals.

    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:

    authors: Colón-López V,Ortiz AP,Pérez N,Acevedo E,Tamayo V,Zorrilla CD

    更新日期:2016-09-01 00:00:00

  • Renal cell carcinoma: molecularly targeted therapy.

    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:

    authors: Cáceres W,Cruz-Chacón A

    更新日期:2011-06-01 00:00:00

  • Peripartum Cardiomyopathy: Experience at a Tertiary Care Center in Puerto Rico.

    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:

    authors: Osterman-Pla AD,López-Cepero R,Jiménez L,Romaguera J,Aranda J

    更新日期:2016-12-01 00:00:00

  • [Difficulties and concerns identified by Puerto Rican youth with insulin-dependent diabetes mellitus (IDDM): their relationship with metabolic control, hopelessness, social support, and depressive symptoms].

    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:

    authors: Rosselló J,Maysonet Guzmán M

    更新日期:2006-12-01 00:00:00

  • The use of biochemical markers of bone turnover in osteoporosis.

    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:

    authors: Allende-Vigo MZ

    更新日期:2007-06-01 00:00:00

  • Clinical and pathological features of colorectal cancer in patients at a community hospital in Puerto Rico.

    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:

    authors: Cotto M,Rosado-Orozco KE,Rizek R,Fraguada LA,Brunet V,Cerra JJ,Sánchez A,Cabanillas F,Muñoz-Masso C,Tirado-Gómez M,Maldonado N

    更新日期:2014-06-01 00:00:00

  • A profile of knowledge and attitudes toward tobacco usage of first and fourth year medical students at the University of Puerto Rico.

    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:

    authors: Preston AM,Matos FV,Flores MI

    更新日期:1987-08-01 00:00:00

  • Burden of human papillomavirus infection and related comorbidities in men: implications for research, disease prevention and health promotion among Hispanic men.

    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:

    authors: Colón-López V,Ortiz AP,Palefsky J

    更新日期:2010-09-01 00:00:00

  • Anaphylactic reaction in smooth muscle from the duck.

    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:

    authors: Gijon E,Garcia X

    更新日期:1988-08-01 00:00:00

  • Recurrent Hypokalemia leading to Flaccid Quadriparesis: A Renal or Connective Tissue Disorder.

    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:

    authors: Bansal N,Kumar PA,Agarwal MP,Aggarwal A

    更新日期:2017-12-01 00:00:00

  • A preliminary report on pelvic floor reconstruction through colpocleisis from 2001 to 2007 at the University Hospital of the Puerto Rico Medical Center.

    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:

    authors: Marrero C,Aponte A,Torres R,Santos F,Rivera J

    更新日期:2010-12-01 00:00:00