Second, both lobes of the thymus must be exposed to guarantee efficient injection of alloantigen; this involves opening the chest via a sternotomy.
Surgical investigation revealed severe hypoplasia of the thymus, and the lack of any strand-like structure between the interrupted segments of the aorta.
Subtracting heart volumes from thorax volume overestimates lung volume, since other organs (thymus, vessels, trachea and oesophagus) are included.
In fish exposed to both parasite and pollutant, vacuolation and cellular disintegration of lymphoid organs was noted, particularly in the thymus.
The effects on the ultrastructure and cellular composition of two immune organs, the thymus and the pronephros, and on pronephric lymphocyte stimulation are reported.
Thymus-dependent immunity had no effect on prematurational mortality.
The thymus and heart appeared normal, with no pericardial effusion.
A distance of less than 10 mm was only found in the eight patients with absent thymus at surgery.
