By reviewing this smear, lab technicians can determine ... bone marrow only and aren’t identifiable in blood. A bone marrow biopsy or aspiration can look at the fluid and tissue in your marrow ...

The trilineage hematopoiesis on bone marrow aspirate smear showed a few scattered large cells (1%-2% of total cells) with a moderate amount of basophilic cytoplasm and abundant cytoplasmic vacuoles.

Bone artifacts discovered in Tanzania push back the earliest known date of bone tool technology by over a million years. In Olduvai Gorge, archaeologists have discovered a range of bone tools thought ...

The findings come from a study of bone tools discovered at Olduvai Gorge in Tanzania and dated to around 1.5 million years ago. The discovery joins other finds — such as a 1.4-million-year-old ...

The oldest collection of mass-produced prehistoric bone tools reveal that human ancestors were likely capable of more advanced abstract reasoning one million years earlier than thought ...

A fossilized bone tool discovered in Olduvai Gorge has an irregular and sharp surface. (Image credit: CSIC) The researchers were further able to narrow down the species of animals used to make the ...