1,720,965 research outputs found
Multichannel intraluminal impedance (MII) to detect relationship between gastroesophageal reflux (GER) and apnea of prematurity (AOP)
L’alimentazione del bambino affetto da reflusso gastro-esofageo, dispepsia e/o gastrite.
Multichannel intraluminal impedance (MII) to detect relationship between gastroesophageal reflux (GER) and apnea of prematurity (AOP)
Lactobacillus reuteri therapy to reduce side-effects during anti-Helicobacter pylori treatment in children: a randomized placebo controlled trial
Abstract
BACKGROUND:
Helicobacter pylori eradication fails in about 25-30% of children, particularly because of the occurrence of resistance to antibiotics and side-effects.
AIM:
To determine whether adding the Lactobacillus reuteri to an anti-H. pylori regimen could help to prevent or minimize the gastrointestinal side-effects burden in children.
METHODS:
Forty H. pylori-positive children (21 males; median age: 12.3 years) were consecutively treated with 10-day sequential therapy [omeprazole + amoxycillin for 5 days, and omeprazole + clarithromycin + tinidazole for other 5 days] and blindly randomized to receive either L. reuteri ATCC 55730 (10(8) CFU) or placebo. All children completed the Gastrointestinal Symptom Rating Scale (GSRS) at entry, during and after treatment. H. pylori status was assessed after 8 weeks by (13)C-urea breath test.
RESULTS:
Overall, in all probiotic supplemented children when compared with those receiving placebo there was a significant reduction of GSRS score during eradication therapy (4.1 +/- 2 vs. 6.2 +/- 3; P < 0.01) and at the end of follow-up (3.2 +/- 2 vs. 5.8 +/- 3.4; P < 0.009). Overall, children receiving L. reuteri report less symptoms than those receiving placebo.
CONCLUSION:
L. reuteri is capable of reducing frequency and intensity of antibiotic-associated side-effects during eradication therapy for H. pylor
Going Beyond Counting First Authors in Author Co-citation Analysis
The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation
counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings
are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that
only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into
account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed
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