| LIP | lipase; lipocortin; lithium-induced polydipsia; lymphoid interstitial pneumonitis |
|---|---|
| LIPB | lipase B |
| LIPD | lipase D |
| LL | large lymphocyte; lateral leminiscus; left lateral; left leg; left lower; left lung; lepromatous [in... |
| LPL | lichen planus-like lesion; lipoprotein lipase |
| unit of thyrotrophic activity | The activity of an amount of an extract of the anterior lobe of the hypophysis which, given daily for 5 days, will cause the thyroid of a guinea pig (weighing 200 g) to reach a weight of 600 mg. (05 Mar 2000) |
|---|---|
| zone of polarizing activity | <cell biology> The small group of mesenchyme cells in avian limb buds that is located at the posterior margin of the developing bud and that produces a substance, possibly retinoic acid, that provides positional information to the developing limb bud. (18 Nov 1997) |