Now showing items 31-40 of 1326
ARTERIAL PATTERN OF THE SPLEEN IN THE DOMESTIC-FOWL
(Anatomischer Anzeiger, 1979-01-01) [Artigo]
Diversity of fish species in the River Paranapanema Jurumirim Reservoir transition region (São Paulo, Brazil)
(Italian Journal of Zoology, 1998-01-01) [Artigo]
The diversity of fish species in an transition zone between the River Paranapanema and the head mouth of the Jurumirim Reservoir was evaluated. Fish samples were collected from October 1995 to September 1996, by experimental ...
Ultrastructure of Sorubim lima (Teleostei, Siluriformes, Pimelodidae) spermiogenesis
(Journal of Submicroscopic Cytology and Pathology, 2000-10-01) [Artigo]
The spermiogenesis and the spermatozoon ultrastructure of Sorubim lima were studied. Our observations showed that early spermatids are round-shaped cells, have spherical nucleus with diffuse chromatin, small quantity of ...
Short interspersed repetitive elements (SINEs) from the cichlid fish, Oreochromis niloticus, and their chromosomal localization by fluorescent in situ hybridization
(Caryologia, 2003-04-01) [Artigo]
In the present study, we describe the cloning and characterization of a new SINE-like element from O. niloticus (ROn-2) and show the distribution of this SINE and a previously isolated SINE, ROn-1, in the chromosomes of ...
CYTOPLASMIC INCLUSIONS IN GIARDIA - AN ELECTRON-MICROSCOPY STUDY
(Annals of Tropical Medicine and Parasitology, 1986-02-01) [Artigo]
Healing Actions of Essential Oils from Citrus aurantium and d-Limonene in the Gastric Mucosa: The Roles of VEGF, PCNA, and COX-2 in Cell Proliferation
(Journal of Medicinal Food, 2013-12-01) [Artigo]
Previous studies have described the gastroprotective effects of essential oils that are derived from Citrus aurantium (OEC) and its main compound d-limonene (LIM) in a model of chemically induced ulcers in rats. However, ...
SPINDLE MEMBRANES DURING SPERMATOGENESIS IN DERMATOBIA-HOMINIS (DIPTERA, CUTEREBRIDAE)
(Journal of Submicroscopic Cytology and Pathology, 1995-10-01) [Artigo]
During the mitotic and meiotic division in Dermatobia hominis spermatogenesis, the nuclear envelope is fragmented and membranes appear around the spindle. The membranes surrounding the mitotic spindle are formed by two ...
Structural and Ultrastructural Aspects of Folliculogenesis in Didelphis albiventris, the South-American Opossum
(International Journal of Morphology, 2008-03-01) [Artigo]
The ovarian histology, the structural and the ultrastructural characteristics of the folliculogenesis in Didelphis albiventris were described in detail. Recent studies suggest that methatherian mammals have unusual ...
Synaptonemal complex analysis of the Holstein-Friesian, Piemontese and Simmental breeds of Bos taurus taurus
(Cytobios, 2001-01-01) [Artigo]
The synaptonemal complex (SC) of specimens of Sos taurus taurus from the Holstein-Friesian, Piemontese, and Simmental breeds, was analysed. The analysis included quantification of the frequency of various types of abnormalities ...
ELECTRO-MYOGRAPHIC STUDY OF THE TRAPEZIUS (MIDDLE PORTION) AND RHOMBOIDEUS MAJOR MUSCLES IN FREE CIRCUMDUCTION AND PENDULAR MOVEMENTS OF THE ARM
(Anatomischer Anzeiger, 1981-01-01) [Artigo]