HealthData.Gov
Background Any DNA sequence is a result of compromise between the selection and mutation pressures exerted on it during evolution. It is difficult to estimate the relative influence of each of these pressures on the…
Updated Oct 29, 2026
HealthData.Gov
Background Some complications of childbirth (for example, faecal incontinence) are a source of social embarrassment for women, and are often under reported. Therefore, it was felt important to determine levels of…
Updated Oct 29, 2026
HealthData.Gov
The importance of low-density lipoprotein (LDL) control in the management of patients at high risk of cardiovascular events is unquestionable. The major statin trials have shown that the benefits of LDL lowering extend…
Updated Oct 29, 2026
HealthData.Gov
Heliox, a mixture of helium and oxygen, has a density that is less than that of air. Breathing heliox leads to a reduction in resistance to flow within the airways, and consequently to a decrease in the work of…
Updated Oct 29, 2026
HealthData.Gov
Background Current efforts to study the genetic underpinnings of higher brain functions have been lacking appropriate phenotypes to describe cognition. One of the problems is that many cognitive concepts for which there…
Updated Oct 29, 2026
HealthData.Gov
Background An association between mumps-measles-rubella (MMR) vaccination and the onset of symptoms typical of autism has recently been suggested. This has led to considerable concern about the safety of the vaccine.…
Updated Oct 29, 2026
HealthData.Gov
Background The role of telomerase activation in the expression and/or maintenance of drug resistance is not clearly understood. Therefore, we investigated the relationships, among the telomerase activity, telomere…
Updated Oct 29, 2026
HealthData.Gov
eHealth International
Updated Oct 29, 2026
HealthData.Gov
RNAi can be achieved by feeding worms Escherichia coli expressing dousble-stranded RNA corresponding to a specific gene. An optimized feeding method is presented that results in phenotypes at least as strong as those…
Updated Oct 29, 2026
HealthData.Gov
Background Circadian clocks are biological oscillators that regulate molecular, physiological, and behavioral rhythms in a wide variety of organisms. While behavioral rhythms are typically monitored over many cycles, a…
Updated Oct 29, 2026
HealthData.Gov
Medical immunology: a new journal for a new subspecialty
Updated Oct 29, 2026
HealthData.Gov
Background The existence of a constitutively expressed machinery for death in individual cells has led to the notion that survival factors repress this machinery and, if such factors are unavailable, cells die by…
Updated Oct 29, 2026
HealthData.Gov
Background Several clinical practice guidelines (CPG) on antithrombotic prophylaxis in surgical patients help to decide about the prophylaxis strategy based on the patient risk of deep venous thrombosis (DVT). However,…
Updated Oct 29, 2026
HealthData.Gov
Background The objective of this research was to investigate the reproducibility of cross-species microarray hybridisation. Comparisons between same- and cross-species hybridisations were also made. Nine hybridisations…
Updated Oct 29, 2026
HealthData.Gov
When using the laryngeal tube and the intubating laryngeal mask airway (ILMA), the medium-size (maximum volume 1100 ml) versus adult (maximum volume 1500 ml) self-inflating bags resulted in significantly lower lung…
Updated Oct 29, 2026
HealthData.Gov
Background Pseudomonas aeruginosa and Burkholderia cepacia infections of cystic fibrosis patients' lungs are often resistant to conventional antibiotic therapy. Protegrins are antimicrobial peptides with potent activity…
Updated Oct 29, 2026
HealthData.Gov
Background Postal surveys are a popular instrument for studies about continuing medical education habits. But little is known about the accuracy of responses in such surveys. The objective of this study was to quantify…
Updated Oct 29, 2026
HealthData.Gov
Background Antibody-directed enzyme prodrug therapy (ADEPT) is a promising new approach to deliver anticancer drugs selectively to tumor cells. In this approach, an enzyme is conjugated to a tumor-specific antibody. The…
Updated Oct 29, 2026
HealthData.Gov
Background The greater susceptibility of children to renal injury in post-diarrheal hemolytic-uremic syndrome (HUS) may be related, at least in part, to heightened renal cell sensitivity to the cytotoxic effect of Shiga…
Updated Oct 29, 2026
HealthData.Gov
Objective: To determine the frequency and prognosis of the various causes of low systemic vascular resistance (SVR). Design: Analysis of consecutive patients over a 5-year period; retrospective review. Setting: Medical…
Updated Oct 29, 2026