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UnknownStructure and Chemical Composition of ca. 10-Million-Year-Old (Late Miocene of Western Amazon) and Present-Day Teeth of Related Species.
Molecular information has been gathered from fossilized dental enamel, the best-preserved tissue of vertebrates. However, the association of morphological features with the possible mineral and organic information of this tissue is still poorly understood in the context of the emerging area of paleo...
S-EPMC9687460 | biostudies-literature
UnknownFinal Analysis of Efficacy and Safety of Single-Dose Ad26.COV2.S.

Background

The Ad26.COV2.S vaccine was highly effective against severe-critical coronavirus disease 2019 (Covid-19), hospitalization, and death in the primary phase 3 efficacy analysis.

Methods

We conducted the final analysis in the double-blind phase of our multinational, randomized,...
S-EPMC8849184 | biostudies-literature
UnknownTherapeutic Anticoagulation with Heparin in Noncritically Ill Patients with Covid-19.

Background

Thrombosis and inflammation may contribute to the risk of death and complications among patients with coronavirus disease 2019 (Covid-19). We hypothesized that therapeutic-dose anticoagulation may improve outcomes in noncritically ill patients who are hospitalized with Covid-19.
S-EPMC8362594 | biostudies-literature
UnknownTreatment for preventing tuberculosis in children and adolescents: a randomized clinical trial of a 3-month, 12-dose regimen of a combination of rifapentine and isoniazid.

Importance

Three months of a once-weekly combination of rifapentine and isoniazid for treatment of latent tuberculosis infection is safe and effective for persons 12 years or older. Published data for children are limited.

Objectives

To compare treatment safety and assess noninferiori...
S-EPMC6624831 | biostudies-literature
UnknownResuscitation fluid practices in Brazilian intensive care units: a secondary analysis of Fluid-TRIPS.

Objective

To describe fluid resuscitation practices in Brazilian intensive care units and to compare them with those of other countries participating in the Fluid-TRIPS.

Methods

This was a prospective, international, cross-sectional, observational study in a convenience sample of inte...
S-EPMC8275089 | biostudies-literature
UnknownRepurposed Antiviral Drugs for Covid-19 - Interim WHO Solidarity Trial Results.

Background

World Health Organization expert groups recommended mortality trials of four repurposed antiviral drugs - remdesivir, hydroxychloroquine, lopinavir, and interferon beta-1a - in patients hospitalized with coronavirus disease 2019 (Covid-19).

Methods

We randomly assigned inpa...
S-EPMC7727327 | biostudies-literature
UnknownA prognostic model for use before elective surgery to estimate the risk of postoperative pulmonary complications (GSU-Pulmonary Score): a development and validation study in three international cohorts.

Background

Pulmonary complications are the most common cause of death after surgery. This study aimed to derive and externally validate a novel prognostic model that can be used before elective surgery to estimate the risk of postoperative pulmonary complications and to support resource allo...
S-EPMC12056793 | biostudies-literature
UnknownTherapeutic Anticoagulation with Heparin in Critically Ill Patients with Covid-19.

Background

Thrombosis and inflammation may contribute to morbidity and mortality among patients with coronavirus disease 2019 (Covid-19). We hypothesized that therapeutic-dose anticoagulation would improve outcomes in critically ill patients with Covid-19.

Methods

In an open-label, ad...
S-EPMC8362592 | biostudies-literature
UnknownSafety and Efficacy of Single-Dose Ad26.COV2.S Vaccine against Covid-19.

Background

The Ad26.COV2.S vaccine is a recombinant, replication-incompetent human adenovirus type 26 vector encoding full-length severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) spike protein in a prefusion-stabilized conformation.

Methods

In an international, randomized,...
S-EPMC8220996 | biostudies-literature
UnknownEvaluation of appendicitis risk prediction models in adults with suspected appendicitis.

Background

Appendicitis is the most common general surgical emergency worldwide, but its diagnosis remains challenging. The aim of this study was to determine whether existing risk prediction models can reliably identify patients presenting to hospital in the UK with acute right iliac fossa ...
S-EPMC6972511 | biostudies-literature
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