Abstract INTRODUCTION : The human T-lymphotropic virus-1 (HTLV-1) is associated with chronic inflammatory diseases such as HTLV-1-associated myelopathy/tropical spastic paraparesis (HAM/TSP), a chronic inflammatory disease. Disturbances in lipid metabolism are involved in inflammatory and demyelinating diseases. METHODS : Plasma levels of triglycerides, total cholesterol, and fractions of HTLV-1-infected individuals of both sexes with different clinical progressions were determined. RESULTS : Elevated levels of triglyceride and very low-density lipoproteins (VLDL) were exclusively detected in HTLV-1-infected women from asymptomatic and HAM/TSP groups compared with uninfected individuals (p = 0.02). CONCLUSIONS : Elevated triglyceride and VLDL levels in HTLV-1-infected women may be related to the predominance of HAM/TSP in women.

INTRODUCTION: Although urine is considered the gold-standard material for the detection of congenital cytomegalovirus (CMV) infection, it can be difficult to obtain in newborns. The aim of this study was to compare the efficiency of detection of congenital CMV infection in saliva and urine samples. METHODS: One thousand newborns were included in the study. Congenital cytomegalovirus deoxyribonucleic acid (DNA) was detected by polymerase chain reaction (PCR). RESULTS: Saliva samples were obtained from all the newborns, whereas urine collection was successful in only 333 cases. There was no statistically significant difference between the use of saliva alone or saliva and urine collected simultaneously for the detection of CMV infection. CONCLUSIONS: Saliva samples can be used in large-scale neonatal screening for CMV infection.

Os objetivos deste estudo foram comparar medidas de circunferências da cintura e abdominal e analisar suas relações com fatores de risco cardiometabólico em servidores de uma universidade da Bahia. Para tanto, cinquenta e cinco homens e setenta e uma mulheres (36,4 ± 11,2 anos) foram submetidos à avaliação antropométrica bem como medidas das pressões arteriais sistólica e diastólica, glicemia, triglicerídeos, colesterol total e frações HDL e LDL. Apesar das fortes correlações (P < 0.01) entre as diferentes medidas (r > 0,93), a circunferência da cintura foi significativamente menor que a circunferência abdominal em ambos os sexos, sendo a diferença média entre locais maior em mulheres (8,6 ± 4,1 vs 3,8 ± 4,2 cm; P < 0,01). A circunferência da cintura foi significativamente relacionada a dois e quatro fatores de risco em homens e mulheres, respectivamente. Por outro lado, a circunferência abdominal foi significativamente relacionada a um fator em homens e cinco em mulheres. Não foram observadas diferenças significativas (P > 0,05) entre coeficientes de correlação nos casos em que ambas as circunferências se relacionaram significativamente a um fator de risco. Esses resultados sugerem que o local de mensuração tem influência substancial sobre a circunferência tomada na região inferior do tronco, particularmente, em mulheres, porém, não evidenciam clara superioridade de uma das medidas quanto às relações com fatores de risco cardiometabólico tradicionais em amostra brasileira. Estudos devem ser conduzidos, buscando comparar a capacidade preditiva de diferentes medidas de circunferência para o desenvolvimento de fatores de risco e doenças cardiovasculares em diferentes populações.

The objectives of this study were to compare waist and abdominal circumference and to analyze their association with cardiometabolic risk factors in employees of a university in Bahia. Fifty-five men and 71 women (36.4 ± 11.2 years) were submitted to anthropometric assessment and measurement of systolic and diastolic blood pressure, blood glucose, triglycerides, total cholesterol, and HDL and LDL fractions. Despite strong correlations (P < 0.01) between the different measures (r > 0.93), waist circumference was significantly lower than abdominal circumference in the two genders, with the mean difference being greater in women (8.6 ± 4.1 vs 3.8 ± 4.2 cm; P < 0.01). Waist circumference was significantly associated with two and four risk factors in men and women, respectively. On the other hand, abdominal circumference was significantly associated with one risk factor in men and with five factors in women. No significant differences (P > 0.05) between correlation coefficients were observed in cases in which the two circumference measures were significantly associated with one risk factor. These results suggest that the site of measurement has substantial influence on circumference measured in the lower region of the trunk, particularly in women. However, there is no clear evidence of the superiority of a single measure in terms of the association with traditional cardiometabolic risk factors in the Brazilian sample studied. Further investigations are needed to compare the predictive capacity of different circumference measures for the development of risk factors and cardiovascular diseases in different populations.

Revisamos na literatura as modificações da PA em gestantes durante a imersão para compreender os fatores que influenciam esse comportamento. Observa-se que a PA de repouso é reduzida com a imersão em meio aquático, sendo esta redução proporcional ao nível de imersão. Fatores como temperatura da água, posição corporal, profundidade e tempo de imersão influenciam nas respostas fisiológicas do organismo a essa condição. Contudo, os estudos apresentam diferentes parâmetros para tais variáveis, o que dificulta o estabelecimento de uma adequada indicação desta modalidade como recurso terapêutico.

We reviewed the changes of BP in pregnant women during immersion to understand the factors that influence this behavior. It is observed that resting BP is reduced by immersion in water, this reduction is proportional to the level of immersion. Factors such as water temperature, body position, depth and immersion time influence the body's physiological responses to this condition. However, the studies have different parameters for these variables, which hinders the establishment of an adequate indication of this modality as a therapeutic resource.

Revisamos en la literatura sobre los cambios de la presión arterial en mujeres embarazadas durante la inmersión para comprender los factores que influyen en este comportamiento. Se observa que en reposo se reduce la presión arterial por inmersión en agua, esta reducción es proporcional al nivel de inmersión. Factores como temperatura del agua, posición corporal, profundidad y tiempo de inmersión tienen influencia en las respuestas fisiológicas del organismo a esa condición.?Sin embargo, los estudios tienen parámetros diferentes para estas variables, lo que dificulta el establecimiento de una indicación adecuada de esta modalidad como un recurso terapéutico.

We analyzed, by env and gag heteroduplex mobility assay, 149 human immunodeficiency virus (HIV-1) positive samples collected in Ceará during the year 2000. The prevalence of subtype B was 81.2% and the prevalence of subtype F and B/F recombinants were both 2.7%. Eight (5.4%) and 12 (8%) out of 149 samples showed indeterminate results in the env and gag analysis respectively. By FokI restriction fragment length polymorphism, 34% of the subtype B samples were identified as the typical Brazilian subtype B.In the present study, we identified HIV-1 subtype F and B/F in Ceará for the first time. Our results contribute to the understanding of HIV in Brazil, and may prove useful for the development of vaccine candidates.