Reports of illness resembling meningococcal disease date back to the 16th century. The
description reported by Vieusseux in 1805 is generally thought to be the first definitive …

Since the earliest examination of cellular structures, biologists have been fascinated by
observing cells using light microscopy. The advent of fluorescent labeling technologies plus the …

Information is a crucial currency for animals from both a behavioural and evolutionary
perspective. Adaptive behaviour relies upon accurate estimation of relevant ecological parameters…

This account of the current state of foraging theory is also a valuable description of the use
of optimality theory in behavioral ecology in general. Organizing and introducing the main …

Background Although the three vaccines against coronavirus disease 2019 (Covid-19) that
have received emergency use authorization in the United States are highly effective, …

From October 4 to November 2, 2001, the first 10 confirmed cases of inhalational anthrax
caused by intentional release of Bacillus anthracis were identified in the United States. …

Meningococcus, an obligate human bacterial pathogen, remains a worldwide and devastating
cause of epidemic meningitis and sepsis. However, advances have been made in our …

Objective. —EffectiveHaemophilus influenzaetype b (Hib) conjugate vaccines were first
licensed for use in US children at least 18 months old in December 1987 and for infants at least …

BACKGROUND: Anorectal malformations (ARM) are common congenital anomalies seen
throughout the world. Comparison of outcome data has been hindered because of confusion …

Background Irreversible inhibition of Bruton’s tyrosine kinase (BTK) by ibrutinib represents
an important therapeutic advance for the treatment of chronic lymphocytic leukemia (CLL). …