After digesting a pathogen, a macrophage will present the antigen (a molecule, most often a protein found on the surface of the pathogen and used by the immune system for identification) of the pathogen to the corresponding helper T cell.
The Federal Communications Commission could be throwing a wrench in Verizon Communicationsâ strategy for offering super-fast upcoming 5G wireless service in the next few years. The strategy depends in part on Verizon $1.8 billion deal to acquire XO Communicationsâ national fiber optic network and lease rights to XOâs high frequency airwave rights. But this week, the FCC said it was pausing its usual 180-day review period for evaluating the deal with XO, owned by billionaire investor Carl Icahn, after many of Verizonâs competitors complained.
Johnson Controls recently announced a merger agreement with Tyco, a global fire and security provider, to create a combined company with $32 billion in revenues, post the Adient spin-off. Under the terms of the agreement, Johnson Controlsâ shareholders will hold a 56% equity stake in the combined company, and will receive a cash consideration of ~$3.9 billion, with Tyco owning approximately 44% of the equity.