We conducted a serological study to define correlates of immunity against SARS-CoV-2.
Compared to those with mild coronavirus disease 2019 (COVID-19) cases, individuals with …

Using a new high-resolution technique for chromosomal analysis, we have successfully
studied biopsy specimens of lymph nodes from 42 of 44 patients with non-Hodgkin's …

Fire protection engineers and preservation architects have long recognized the difficulty in
applying building and fire codes to historic buildings. Small, older buildings of significant …

The molecular basis of more than 25 genetic diseases has been described in Ashkenazi
Jewish populations. Most of these diseases are characterized by one or two major founder …

The genus Uroleucon, and the related genus Macrosiphoniella, represent a large Tertiary
radiation of aphids, with a total of about 300 species distributed throughout the world …

We conducted an extensive serological study to quantify population-level exposure and
define correlates of immunity against SARS-CoV-2. We found that relative to mild COVID-19 …

For decades, the peopling of the Americas has been explored through the analysis of
uniparentally inherited genetic systems in Native American populations and the comparison …

Around the world, many species are confined to “Sky Islands,” with different populations in
isolated patches of montane habitat. How does this pattern arise? One scenario is that …

Genetic variation on the non-recombining portion of the Y chromosome contains information
about the ancestry of male lineages. Because of their low rate of mutation, single nucleotide …

Conventional treatment of polycythemia vera (PV) with radioactive phosphorus or alkylating
agents is associated with a significant excess of acute leukemia and cancer of the …