Respiratory Infections
What viral protein of Influenza binds to sialic acid on host cells?
Hemagglutinin (HA)
What virus causes watery diarrhea in infants by damaging enterocytes and releasing NSP4?
Rotavirus
What is the name of the Proteus mirabilis enzyme that transforms urea into ammonia crystals?
Ureasa
What is the treatment for Herpes infection?
Acyclovir
Who wrote the lyrics of the Mexican national anthem?
Francisco González Bocanegra
What receptor is targeted by the Respiratory Syncytial Virus (RSV) through its G glycoprotein?
CX3CR1
Which Gram-negative bacterium can cause severe watery diarrhea and produces the CTXΦ?
Vibrio Cholerae
What is the first-line treatment for urinary tract infection in pregnant women?
Nitrofurantoin
Which gram-negative diplococcus can cause purpura fulminans?
Neisseria meningitidis
What is the meaning of the word "Mexico" in Nahuatl?
Navel of the moon ( el ombligo de la luna)
What is the role of the F protein in RSV infection?
It mediates fusion of the viral and host membranes.
Which molecule on intestinal epithelial cells binds enterotoxigenic E. coli (ETEC)?
GM1 ganglioside
What is the expected urine pH in a patient without urinary tract infection?
5 - 6.5
What is the name of the virus that causes most central nervous system infections and occupies the hSCARB2 receptor?
Enterovirus
Which is the largest state by area in Mexico?
Chihuahua
What is the role of the capsule in Streptococcus pneumoniae?
Prevents phagocytosis by mimicking host tissues and avoid the complement system
What is the function of Shiga toxin produced by Shigella dysenteriae?
Inhibits protein synthesis by cleaving 28S rRNA, leading to cell death.
Which urinary test parameter, besides bacteriuria and symptoms, tells me about an increase in neutrophils in the urinary tract?
leukocyte esterase
Which lobe is primarily affected by the herpes virus?
Temporal
Who is the Mexican filmmaker known for directing Pan’s Labyrinth and The Shape of Water, and is famous for his dark fantasy style?
Guillermo del Toro
Which serotype of Haemophilus Influnezae is the most virulent?
B
What is the virulence factor of Salmonella ssp, which mediates inflammation and chloride secretion?
SPI-5
Which bacterial adhesin is crucial for UPEC (uropathogenic E. coli) colonization of bladder cells?
FimH
Which enzyme produced by Haemophilus influenzae helps evade the immune system by inactivating antibodies?
IgA protease
What is the name of the Mexican artist who painted Viva la Vida, Watermelons, The Broken Column, Fulang Chang and I and many self-portraits?
Frida Kahlo