Background: Current research diagnostic criteria for Alzheimer’s disease (AD) and mild
cognitive impairment (MCI) due to AD include biomarkers to supplement clinical testing. Recently…

556 Objectives: In 2011, new diagnostic criteria for Alzheimer’s dementia (AD, McKhann et
al.) and mild cognitive impairment due to AD (MCI, Albert et al.) were published which were …

In the presence of a thin layer of adsorbed oxygen, the Ir (210) surface exhibits morphological
instability and, upon annealing, becomes covered with nanometer-sized pyramids with …

The dark abysmal earth that once was a thriving source of life now lies crippled in a distorted
decay. The grandest city crumbles before me like a deserted wasteland. Towers have fallen …

This study examines the variability of the stone assemblages at the mound springs campsites
in South Australia. The research area is part of the tribal territories of Arabana and Diyari …

Concurrent detection of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
and another respiratory virus in individuals can document contemporaneous circulation. We …

Franz Xaver Winterhalter’s 1865 state portrait of Empress Elisabeth (Figure 6.2) has achieved
an iconic status within Viennese culture of the late twentieth and early twenty-first centuries…

Despite the development and deployment of antibody and vaccine countermeasures, rapidly-spreading
SARS-CoV-2 variants with mutations at key antigenic sites in the spike protein …

The recent emergence of B.1.1.529, the Omicron variant 1 , 2 , has raised concerns of
escape from protection by vaccines and therapeutic antibodies. A key test for potential …

The maritime expansion of Scandinavian populations during the Viking Age (about ad 750–1050)
was a far-flung transformation in world history 1, 2. Here we sequenced the genomes …