'Dark zone' diaporamas de présentation

The Oceans

791 views • 46 slides

In spite of the considerable body of evidence that CD28 provides a critical costimulatory signal for T cell responses,

In spite of the considerable body of evidence that CD28 provides a critical costimulatory signal for T cell responses, not all T cell-mediated responses are CD28-dependent. Kunding T.M. et al. Immunity 5:41, 1996. VSV does not replicate extensively in vivo, in contrast to LCMV.

498 views • 37 slides

World Biomes

World Biomes. Marine. Distribution. The marine biome is the biggest biome in the world . It covers about 70% of the earth. It includes five main oceans: the Pacific, Atlantic, Indian, Arctic, and Southern; as well as many smaller Gulfs and Bays. Marine regions are usually very salty.

659 views • 36 slides

Enhancing Peripheral Alertness for Eyes-Busy Interaction while Walking

473 views • 34 slides

Aquatic Ecosystems

Aquatic Ecosystems. What factors affect life in aquatic ecosystems? What are the major categories of freshwater? Why are estuaries so important? How do ecologists usually classify marine ecosystems?.

505 views • 21 slides

Development of B lymphocytes

Development of B lymphocytes. Parham, Chapter 4. B cell development. Fig. 4.2. antigen-independent. pre-B cell. immature B cell. mature B cell. stem cell. (. m. chain +). (IgM +). (IgM. +. , IgD +). antigen-dependent. IgM. isotype switching. IgG. IgE. IgA.

725 views • 20 slides

Diver in a Kelp (Seaweed) Forest

Diver in a Kelp (Seaweed) Forest. Seaweed Lab Evolution- Survival of the Fittest. Adaptation: Seaweeds create gas bladders to help the seaweed to float to the surface. . Seaweed Lab Evolution- Survival of the Fittest. Adaptation:

319 views • 8 slides

Zoning In

597 views • 6 slides