The invention concerns to the medicinal preparation containing peptides and may be used for the treatment andor prophylaxis of cattle leucosis. The secondary fastening system includes a secondary second fastening component located on each of the ears and a corresponding secondary first fastening component located on the outer surface of the article at a first waist portion. Methods of depositing copper layers using such copper plating baths are also disclosed. In one embodiment, the 4CL gene is 4CL-M, 4CL-N, or 4CL-L. An adapter head engages the mounting flange by attachment to the second plurality of threaded apertures.