Polio virus binding to its receptor CD155 on a human cell. Poliovirus causes poliomyelitis. stock photo
Pyroptosis: the cytokines IL1ß and IL18 are released through gasdermin pores and attract immune cells. stock photo
Main epigenetic modifications performed by the histone methyltransferase (DOT1L), DNA methyl transferase (DMNT1) and ubiquitin stock photo
Immune checkpoint: The interaction between PD-L1 (red) on the surface of a cancer cell and the immune checkpoint PD-1 (blue) on a T-cell inhibits T-cell killing of tumor cells. stock photo
Alzheimer's disease: the amyloid-beta peptide accumulates to amyloid fibrils that build up dense amyloid plaques. stock photo
Cytokine storm, crucial cytokines involved in inflammation processes: TNF, G-CSF, IL-4, IL-6, IL-8, stock photo
The coronavirus spike protein (red) mediates the virus entry into host cells. It binds to the angiotensin converting enzyme 2 (blue) and fuses viral and host membranes. stock photo
Alzheimer's disease: Phosphorylation of Tau proteins leads to disintegration of microtubuli in a neuron axon stock photo
The protein complex MTORC1. MTORC1 is a kinase that regulates cell growth, cell proliferation, cell motility, cell survival, protein synthesis, autophagy and transcription. stock photo
Candida auris, a pathogenic yeast that causes candidiasis and has acquired multiple drug resistance. stock photo
