humans, causing more than 1 million deaths each year. As an obligate intracellular parasite,
P. falciparum's ability to invade erythrocytes is essential for its survival within the human
host. P. falciparum invades erythrocytes using multiple host receptor–parasite ligand
interactions known as invasion pathways. Here we show that CR1 is the host erythrocyte
receptor for PfRh4, a major P. falciparum ligand essential for sialic acid–independent …