In adult tissues, stem cells tend to divide infrequently and many exhibit an intrinsic resistance to environmental toxins or chemotherapeutic agents (Giangreco et al, 2002; Zhou et al, 2002; Hirschmann-Jax et al, 2004).
LUIS CAMNITZER This pioneering Conceptual artist, who exhibits infrequently in New York City, has something new and something old in this concise solo.
So do the paintings of Trenton Doyle Hancock, with their layers of cut-out, mantralike phrases, and those of Deborah Grant, a Harlem resident who has exhibited infrequently.
This is likely to hamper effective pain assessment in rabbits as these behavioural and postural indicators tend to be exhibited relatively infrequently and for short in duration [1].
For instance, medulloblastoma, the most common malignant brain tumor of childhood, develops infrequently in adults and exhibits age-dependent molecular signatures [ 35, 36].
He exhibited his work infrequently during the 1940's and gradually began to absorb the innovations of the European Modernists, especially Picasso and Mondrian.
The adult lung epithelium is replaced over time, albeit very infrequently in comparison to organs exhibiting constant cellular turnover such as the skin and intestine.
The majority of patients at first metastatic relapse will exhibit disease confined to a single organ, however not infrequently the disease will be widely disseminated with any number and combination of metastatic sites being involved.
