Results: 4

Morfología microestructural dérmica en juveniles de dos especies hermanas de tiburón pala, Sphyrna tiburo y S. vespertina

Int. j. morphol; 39 (4), 2021
RESUMEN: Los dentículos dérmicos son estructuras dermales presentes en el grupo de los condrictios, tienen un papel muy importante en su biología y se les ha utilizado como un carácter taxonómico que permiten reconocer grupos o especies. Por lo que en el presente trabajo se compara la morfología de...

The structure of the skin, types and distribution of mucous cell of yangtze sturgeon ( Acipenser dabryanus )

Int. j. morphol; 37 (2), 2019
The structural characteristics of the skin, types and distribution of mucous cells of Yangtze sturgeon (Acipenser dabryanus) were studied at the light microscope level, stained with Haematoxylin-eosin (HE) and Alcian blue-periodie acid Schiff (ABPAS). The skin of both was composed of epidermis and dermis...

Ultrastructural aspects of pseudoxanthoma elasticum

An. bras. dermatol; 92 (4), 2017
Abstract: We report the ultrastructural findings in a case of a 72-year-old black woman with confluent yellowish papules in the cervical region. She had no comorbidities. Ophthalmological examination, electrocardiogram, and echocardiogram were normal. Hematoxylin-eosin staining of the affected skin showe...

Histological description of the skin glands of Phyllobates bicolor (Anura: Dendrobatidae) using three staining techniques

Int. j. morphol; 32 (3), 2014
The mechanisms to obtain and store skin toxins in frogs in of the family Dendrobatidae are not completely understood. In order to contribute to understand how toxins are stored, we provide a histological description of the cutaneous glands of the species Phyllobates bicolor. The skin of two adult frogs w...