Overall doubling time
of 3 cell lines was reduced in the presence of CBS, while for 2 cell lives FBS proved to be better growth stimulant.
0], given that, where [gamma] is the duration of the incubating period, [alpha] is the duration of the symptomatic period, and [tau] is the doubling time
To answer these questions, we must know what doubling time
is and its strengths and limitations in the defense of an allegation of a delay in the diagnosis of cancer.
Serial [beta]-subunit human chorionic gonadotropin doubling time
as a prognosticator of pregnancy outcome in an infertile population.
We have strong data telling us that people with rapid doubling times
who fail early and have higher Gleason scores are likely to die from this disease.
Patients with calcitonin doubling times
of less than 2 years were classified as high risk and patients with calcitonin doubling times
of 2 years and higher were classified as low risk.
Of these patients, 35% have undergone treatment for their cancer based on a rapid PSA doubling time
(19%), grade progression (7%), or patient choice (9%), and 65% remain on active surveillance, he said.
Rapid PSA progression has generally been defined as a doubling time
of less than 3 years.
The criteria for intervention on a program of watchful waiting or "active surveillance" should include PSA doubling time
or grade progression, he advised.
Shorter doubling times
are important as the slow growth rate of embryonic stem cells--most have a doubling time
of 32 hours or more is often a limiting factor in experiments using these cells.