解剖学和形态学
麻醉学
听力与言语-语言病理学
行为科学
心脏和心血管系统
细胞和组织工程学
临床神经病学
危重症监护医学
牙科,口腔外科和医学
皮肤病学
急诊医学
内分泌学和新陈代谢
肠胃学和肝脏学
老人病学和老年医学
卫生保健科学和服务
血液学
免疫学
传染病
综合和补充性医学
医学伦理学
医学信息学
医学实验室技术
医学,全科和内科
医学,法律
医学,研究和试验
神经系统科学
护理
营养学和饮食学
产科医学和妇科医学
肿瘤学
眼科学
整形外科学
耳鼻喉科学
病理学
儿科学
周围血管疾病
药理学和药剂学
生理学
基本医疗保健
精神病学
公共、环境和职业卫生
放射学,核医学和医学成像
康复学
生殖生物学
呼吸系统
风湿病学
运动科学
外科学
毒理学
热带医学
泌尿学和肾脏学
病毒学
老年医学
健康政策和服务
心理学,临床
abstract::The prevalence of antibodies against the repeat epitope of the circumsporozoite protein (cs) of the standard (PV210) and variant (PVK247) strain of Plasmodium vivax was determined by ELISA in 1170 sera from individual residents of seven localities of the Region Huasteca of San Luis Potosi, Mexico. The capture antigens...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1996-07-01 00:00:00
abstract::The effect of electric field stimulation for promoting axonal growth between sural to facial nerve grafts in cases of congenital permanent facial palsy associated with hemifacial microsomia was studied. For this purpose, a total of 17 patients with unilateral congenital permanent facial palsy associated with hemifacia...
journal_title:Archives of medical research
pub_type: 临床试验,杂志文章,随机对照试验
doi:
更新日期:1996-04-01 00:00:00
abstract::The identification of human IgG immunoglobulins on the surface of Vibrio cholerae O1, and Haemophilus influenzae type b microorganisms was assessed via a flow cytometric technique. A group of 31 healthy mother-full term newborn duo sera from a non-endemic cholera area was assayed. The sera of mothers and full-term new...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1996-04-01 00:00:00
abstract::Immunity in leishmaniasis is mediated by T cells, but protective responses in humans have not been fully defined. In this study, the functional activity of CD4+ T cell clones derived from an immune individual was investigated to identify potentially protective responses. The T cells proliferated and produced interfero...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1996-01-01 00:00:00
abstract::Organic solvents cause injury to lipids of neuronal and glial membranes. A well known characteristic of workers exposed to thinner is optic neuropathy. We decided to look for neurophysiologic signs of visual damage in patients identified as thinner abusers. Pattern reversal visual evoked potentials was performed on 34...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1996-01-01 00:00:00
abstract::The objective of the study was to identify the patterns of recurrence in patients with squamous cell carcinoma of the anal canal (SCCAC) vs. the size of the primary tumor and its further possible impact on its treatment outcome. We reviewed 78 patients treated between 1975 to 1991. They were classified according to to...
journal_title:Archives of medical research
pub_type: 杂志文章,评审
doi:
更新日期:1995-10-01 00:00:00
abstract::A matrix metalloproteinase with selective affinity for collagen was identified and partially purified from normal rat kidney. A two-step purification procedure consisting of gel filtration and affinity chromatography on Sepharose 4B-collagen resulted in an increase in specific activity of more than 3,000 times. The pa...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1995-10-01 00:00:00
abstract::Idiopathic ventricular tachycardia is a well described syndrome of both left and right ventricular origin. This study reports the feasibility and efficacy of catheter ablation in this entity. Fourteen patients (mean age 30 +/- 10 years of age) and six patients (mean age 51 +/- 9 years of age) underwent endocardial cat...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1995-07-01 00:00:00
abstract::It is currently accepted that the red blood cell indices (MCV, MCH and MCHC) are the same in general care hospital populations throughout the world. The aim of the study was to explore whether the internationally accepted values for red cell indices are the same in a hospital located in Mexico City at 2240 meters abov...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1995-04-01 00:00:00
abstract::Trichomonas vaginalis cytoadherence is mediated by four adhesins (AP65, AP51, AP33 and AP23). Adhesin gene expression was previously shown to be up-regulated by iron. Therefore, a cDNA library was constructed from mRNA of T. vaginalis grown in a high-iron medium. Ten cDNA clones (three for AP65, one for AP51, and six ...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1995-01-01 00:00:00
abstract::Intracellular communication is an essential process in both embryological development and for the maintenance of normal tissue physiology. We have established the presence of this type of communication between endothelial cells and vascular smooth muscle cells in man and have here investigated the close contacts betwe...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1995-01-01 00:00:00
abstract::A prospective study to evaluate the role of vitamin C and cervico-vaginal infection in the premature rupture of amniotic membranes (PROM) was designed. The leukocyte vitamin C levels of 44 pregnant women that did not consume vitamin supplements was evaluated at weeks 20, 28 and 32 of pregnancy. On each evaluation the ...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1995-01-01 00:00:00
abstract::With the use of the polymerase chain reaction (PCR), we investigated the frequency of the typical and atypical genes of the alcohol dehydrogenase 2 (ADH2) and aldehyde dehydrogenase 2 (ALDH2) loci, in a group of patients with alcoholic liver cirrhosis and two comparison groups. Contrary to what has been found in the J...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1995-01-01 00:00:00
abstract::Two hundred fifty women with hirsutism were studied, with a mean age of 25.5 years (ranging from 13 to 38 years). The evolution of hirsutism varied from 3 months to 13 years, being minimal in 82 patients (33%), mild to 101 (40%), moderate in 56 (23%) and severe in the remaining 11 women (4%). Polycystic ovary syndrome...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1994-10-01 00:00:00
abstract::The local induction of humoral immune response to Entamoeba histolytica trophozoites in the gut has not been studied. This work reports some of our recent studies aimed to induce optimal immune responses against E. histolytica in mice and to describe a novel approach for monitoring mucosal immune responses induced in ...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1994-07-01 00:00:00
abstract::Mycoplasmal pneumonia of swine causes considerable economic losses in porciculture. Diverse agents, such as environmental stress and infectious microorganisms, increase the possibility of infection, and the damage to pulmonary tissue when the infection is established. It is known that Mycoplasma hyopneumoniae has an i...
journal_title:Archives of medical research
pub_type: 杂志文章,评审
doi:
更新日期:1994-07-01 00:00:00
abstract::The bioequivalence of three different commercial diazepam tablets (5 mg) using the innovator product (Valium, Roche) as a reference was evaluated in eight psychiatric patients, following a multiple-dose regimen (5 mg t.i.d.). Each patient received the four treatments sequentially according to a Latin square design, wi...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1994-04-01 00:00:00
abstract::The incidence of memories of events during the total intravenous general anesthesia is studied in a 400 adult patient group in order to establish the influence of the included doses of drugs in this scheme, upon the mentioned incidence. The anesthetic method included propofol, fentanyl and vecuronium. Two groups of pa...
journal_title:Archives of medical research
pub_type: 临床试验,杂志文章
doi:
更新日期:1994-01-01 00:00:00
abstract::Three exoglucanase genes have been described in Saccharomyces cerevisiae. The bulk of the exoglucanase (EXO) activity is encoded by the EXG1 gene, whose primary gene product is differentially glycosylated during its transit to the cell surface to yield three isoenzymes: EXOI, EXOII and EXOII1/2. EXOII, the major isoen...
journal_title:Archives of medical research
pub_type: 杂志文章,评审
doi:
更新日期:1993-10-01 00:00:00
abstract::Several studies on biotin intestinal transport in the hamster have shown a biotin-specific carrier, but there are conflicting reports on whether it is transported actively, or by facilitated diffusion and on its Na+ dependence. We have studied it for the first time using brush-border membrane vesicles (BBMV), with con...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1993-07-01 00:00:00
abstract::Amebic liver abscess (ALA) is associated with a state of transient suppression of cell-mediated immunity (CMI). T4 helper-inducer cell number is reported to be reduced. However, little is known of the reason for such reduction. Adenosine deaminase (ADA), an enzyme of salvage pathway in purine metabolism, is reported t...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1993-07-01 00:00:00
abstract::To determine the effect of low protein and corn-based diets on the maturation of cerebellum, three groups of young rats were fed during a period of 6 weeks with different diets; 23 and 8% of protein (Purina-Chow base) and a corn-based diet (8% protein). At the end of that period, the concentration of free amino acids ...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1993-04-01 00:00:00
abstract::Phagocytic host defense mechanisms play a pivotal role in the prevention and containment of invasive, disseminated candidiasis, aspergillosis, and other opportunistic mycoses. The specific processes involved depend upon both the species, growth phase, and surface properties of the fungal target and the type and differ...
journal_title:Archives of medical research
pub_type: 杂志文章,评审
doi:
更新日期:1993-01-01 00:00:00
abstract::In Mexico, hypercholesterolemia has become a major public health problem particularly in the states of the north of the country and in Mexico City, where a prevalence of 20% has been reported. Schemes of treatment have now been reinforced by the appearance of new cholesterol reducing drugs. The objective of the study ...
journal_title:Archives of medical research
pub_type: 临床试验,杂志文章
doi:
更新日期:1992-10-01 00:00:00
abstract::The objective of this study was to compare two methods for the extraction of high motility sperm; washed semen and swim-up techniques, on 172 ejaculates from 53 patients with suspected infertility. High quality motile sperm had been essential for the success of the assisted reproductive procedures, in which these pati...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1992-04-01 00:00:00
abstract::The E. histolytica rDNA episome consists of a 3.7 kb HindIII fragment located downstream of the rDNA inverted repeats. We have determined the complete nucleotide sequence of this fragment and have shown that it is comprised of two families of short tandem repeats, the 170 bp DraI repeat and the 144 bp ScaI repeat. Eac...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1992-01-01 00:00:00
abstract::In this study we evaluated the usefulness of ferruginous bodies (FB) quantification in lung digest and histologic sections from 40 patients with a history of exposure to inorganic dusts. The patients were matched with 40 cases without occupational exposure. The samples of peripheral lung tissue were digested and all F...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1992-01-01 00:00:00
abstract::As an initial step of investigation into the regulatory mechanisms of encystation in Entamoeba, we compared the protein profiles of newly formed cysts and trophozoites of E. invadens using high resolution two-dimensional PAGE and digitized video image analysis of silver stained gels. A total of 155 proteins unique to ...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1992-01-01 00:00:00
abstract::Ultrafiltration, gel-sieve chromatography and HPLC were used to purify MLIF. This material was HCl-hydrolyzed and the amino acids analyzed by HPLC-ortho-ophthaldialdehyde. Two hydrophobic non-polar (ile,leu), two uncharged polar (thr,tyr) and two positively charged (basic) (his, arg) amino acids were found in clear ex...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1992-01-01 00:00:00
abstract::Mongolian gerbils were inoculated intracecally with E. histolytica trophozoites cultured monoxenically. During the first hours of interaction an increase in mucus production was observed. Microulcerative mucosal lesions appeared 24 to 72 h post-inoculation. Inflammatory infiltrate and edema of the lamina propria were ...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1992-01-01 00:00:00
abstract::Adhesion of trophozoites to target cells in the host intestine is the first of three consecutive steps (adherence, cytolytic effect and phagocytosis) involved in the invasion of colonic tissue by E. histolytica. To investigate the possible participation of the local secretory immune response in the interference with t...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1992-01-01 00:00:00
abstract::E. histolytica, pathogenic, and E. dispar, non-pathogenic, being morphologically identical are, when recovered as cysts in feces, diagnosed as E. histolytica. A survey on The Seychelles demonstrated that when culture and zymodeme characterization was used to compare against microscopy alone, the risk of overdiagnosis ...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1992-01-01 00:00:00
abstract::The myosin heavy chain gene A, mhcA, from E. histolytica was identified by polymerase chain reaction. There is only one copy of this gene on the ameba genome. The mhcA gene encodes a 6 kb messenger RNA. The predicted protein sequence is homologous to myosin II from both, Dictyostelium discoideum and Acanthamoeba caste...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1992-01-01 00:00:00
abstract::Proteolytic activity was measured in lysates of four axenic and five xenic cultures of different strains of pathogenic E. histolytica, and in five non-pathogenic strains ("E. dispar") growing in xenic culture. There was no significant difference in total proteolytic activity, using either gelatin or albumin as substra...
journal_title:Archives of medical research
pub_type: 杂志文章
doi:
更新日期:1992-01-01 00:00:00