Key questions in COVID-19 are the duration and determinants of infectious virus shedding.
Here, we report that infectious virus shedding is detected by virus cultures in 23 of the 129 …

Programs that monitor local, national, and regional levels of transmitted HIV-1 drug resistance
inform treatment guidelines and provide feedback on the success of HIV-1 treatment and …

Abstract Analysis of the HIV protease gene from the plasma of HIV–infected patients
revealed substitutions at nine different codons selected in response to monotherapy with the …

Study Objective: To determine whether clinical markers and preoperative dipyridamole-thallium
imaging are both useful in predicting ischemic events after vascular surgery. Design: …

… Boucher, Michel Picard, B.Leonard Holman, R. Fridrich, Eugemo Inglese, Bernard
Delaloye, … MassachusettsGeneral Hospital,Boston,Mas sachusetts, Investigators: Charles …

The swine-origin A(H1N1) influenza virus that has emerged in humans in early 2009 has
raised concerns about pandemic developments. In a ferret pathogenesis and transmission …

Background Reverse-transcriptase inhibitors have only moderate clinical efficacy against
the human immunodeficiency virus type 1 (HIV-1). Ritonavir is an inhibitor of HIV-1 protease …

In human immunodeficiency virus (HIV)-1 infection, highly increased T-cell turnover was
proposed to cause exhaustion of lymphocyte production and consequently development of AIDS…

Motivation: Genetic analysis of HIV-1 is important not only for vaccine development, but also
to guide treatment strategies, track the emergence of new viral variants and ensure that …

The effect of the appearance of drug-resistant human immunodeficiency virus type 1 (HIV-1)
on viral RNA load was studied in patients treated with the reverse transcriptase inhibitor …