The author was referring to the steam holiday gems. They are a new feature (released yesterday) in which a steam user can turn their extra junk cards/backgrounds/emotes into gems.. These gems can be used to buy more cards; or, during the upcoming holiday event only, to bid on games.
Acinar cells. 1  Acinar cells are the exocrine (exo=outward) cells of the pancreas that produce and transport enzymes that are passed into the duodenum where they assist in the digestion of food.
Spindle cells (focal) Recognized as acinar based on architectural pattern, nuclear features and presence of classical acinar appearance in other areas. Mixed differentiation may occur Each component must comprise at least 25% of the tumor. Behavior for mixed neoplasms is similar to pure acinar cell carcinoma. Mixed acinar-endocrine requires immunohistochemistry for recognition. Mixed acinar-ductal or mixtures of all three may occur.