نتایج جستجو برای: heterogeneous group
تعداد نتایج: 1091853 فیلتر نتایج به سال:
Aggregative life cycles are characterized by alternating phases of unicellular growth and multicellular development. Their multiple, independent evolutionary emergence suggests that they may have coopted pervasive properties single-celled ancestors. Primitive aggregates, where coordination mechanisms were less efficient than in extant aggregative microbes, must faced high levels conflict betwee...
The components of directional and disruptive selection in heterogeneous group-structured populations
To resolve the problem of the insufficient availability of seed cells and to provide seed cells for tissue engineering research, an immortalized human bone marrow stromal stem cell line (MSCxj cells) was established in our department to investigate the ectopic osteogenesis of MSCxj cells. MSCxjs were grown with a heterogeneous bone scaffold for 48 h. Three groups were included: group A: MSCxjs ...
conclusion gm presents with a wide range of conventional radiological findings, hampering the diagnosis. in patients with inconclusive conventional findings, mri may assist in the differential diagnosis and assessment of the extent of disease. however, a definitive diagnosis and relevant treatment require histopathological confirmation. objectives the aim of this study was to review the radiolo...
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