The insect centriole: A land of discovery.

abstract：:Cell proliferation and apoptosis regulate germ cells stock and sperm production, eliminate anomalous gametes, and are essential parameters to consider in fish farming. Herein, spermatogenic activity as well as germ cell proliferation and apoptosis were assessed in Leporinus taeniatus, a seasonal breeding species from ...

journal_title：Tissue & cell

authors： Ribeiro YM,Matos SA,Domingos FFT,Santos HBD,Cruz Vieira AB,Bazzoli N,Rizzo E

更新日期：2017-12-01 00:00:00

abstract：:The reproductive system of the female Urodacus manicatus (Scorpionidae) is described. Situated on the ventral side of the ovariuterus tubes are buds and diverticulae belonging to three developmental phases: (1) Bud-like, rudimentary diverticulae that will form future generations. (2) Embryonic diverticulae that will h...

journal_title：Tissue & cell

authors： Warburg MR,Rosenberg M

更新日期：1994-10-01 00:00:00

abstract：:Bovine adrenal medulla capillary endothelial cells were isolated and cloned, and their morphological behaviors in vitro were examined. In the culture of primary or early passage, one type of colony formed intracellular lumina both on the dish and in the three dimensional collagen gel. Another type proliferated well an...

journal_title：Tissue & cell

authors： Furuya S,Edwards C,Ornberg R

更新日期：1990-01-01 00:00:00

abstract：:Responses of cells in the tick salivary gland to parasitism by Theileria parva were studied by electron microscopy. The gland is composed of three distinct types of acini (I, II, III) which together include ten or more different cell types. Of some 30 infected cells observed in the present study, all were E-cells of a...

journal_title：Tissue & cell

authors： Fawcett DW,Büscher G,Doxsey S

更新日期：1982-01-01 00:00:00

abstract：:In a previous paper, cellulose fibres were demonstrated in the larval, the metamorphosing, and the juvenile tunics. In this paper we used cytochemical methods and X-ray microanalysis to obtain additional information on tunic morphogenesis in Halocynthia papillosa. The chemical composition of the tunic evolves with its...

journal_title：Tissue & cell

authors： Lübbering-Sommer B,Compère P,Goffinet G

更新日期：1996-12-01 00:00:00

abstract：:The females of some species of the family Halophilosciidae receive in the course of mating a quantity of sperm considerably redundant with respect to the number of eggs that can be fertilized; this is possible thanks to the peculiar morpho-functional organization that characterizes their genital system and that allows...

journal_title：Tissue & cell

authors： Mazzei V,Longo G,Brundo MV

更新日期：2014-08-01 00:00:00

abstract：:In this study we compared the effects of the Toll-like receptor (TLR) ligands lipopolysaccharide (LPS), flagellin, the synthetic bacterial triacylated lipopeptide Pam3-Cys-Ser-Lys4 (Pam3CSK4), Polyinosinic:polycytidylic acid (Poly I:C), and macrophage-activating lipopeptide (MALP-2), which are TLR4, TLR5, TLR1/2, TLR3...

journal_title：Tissue & cell

authors： Sigola LB,Fuentes AL,Millis LM,Vapenik J,Murira A

更新日期：2016-08-01 00:00:00

abstract：:The oxidative agent paraquat induced tail abnormalities during Xenopus laevis development. Specimens exposed from blastula to the tadpole stage revealed pear-shaped myocytes and irregular intersomitic boundaries. The histological feature of the axial musculature was evaluated in embryos sampled at significant stages o...

journal_title：Tissue & cell

authors： Mantecca P,Panseri S,Bacchetta R,Vismara C,Vailati G,Camatini M

更新日期：2006-06-01 00:00:00

abstract：:REM and TEM studies of the subgenual organ in Chrysoperla carnea (Neuroptera: Chrysopidae) show that it is composed of three scolopidia, each with one sensory, one scolopale and one cap cell. The distal part of the dendrite shows a cilium with a '9 + 0' structure. The cross-handing pattern of the ciliary root has a pe...

journal_title：Tissue & cell

authors： Devetak D,Pabst MA

更新日期：1994-04-01 00:00:00

abstract：:The contribution of radiosensitive cells and macrophages to myocardial immunopathology has been studied in rats inoculated with Trypanosoma cruzi, Y strain. Immunodepression was induced by gamma irradiation and depletion of radioresistant macrophages was achieved by silica, a selective cytotoxic agent for macrophages....

journal_title：Tissue & cell

authors： Melo RC

更新日期：1999-06-01 00:00:00

abstract：:On dark-adaptation of the 11-day adult eye, the rhabdomers move towards the cuticle. Each c-c-r array (of tandem centrioles and ciliary root) maintains its position relative to the rhabdomere, and the length of the root is apparently unchanged. The close association of the array with the rhabdomere is not established ...

journal_title：Tissue & cell

authors： Home EM

更新日期：1975-01-01 00:00:00

abstract：:Time lapse cinematography was used to study and compare the proliferation and migration activity of pulmonary endothelial cells and fibroblasts, two cell types with very different structural and functional properties. Endothelial cells were found to have a more rapid growth rate than fibroblasts. Contributing to the s...

journal_title：Tissue & cell

authors： Absher M,Ryan US

更新日期：1981-01-01 00:00:00

abstract：:Nuclei in the giant polyploid silk gland cells of Calpodes ethlius grow by endomitosis and can develop hundreds of branches during larval life. The shape of the these nuclei is characteristic for each region of the gland. We have found shape to be correlated with arrangement of the nuclear matrix. Scanning electron mi...

journal_title：Tissue & cell

authors： Henderson SC,Locke M

更新日期：1991-01-01 00:00:00

abstract：:Direct reprogramming of specialized cells into other cell types has revolutionized the fields of stem cell, differentiation, and regenerative medicine. Direct reprogramming technology can convert various differentiated cell types to other fates by the forced expression of lineage-specific transcription factors. In add...

journal_title：Tissue & cell

authors： Ebrahimi B

更新日期：2016-10-01 00:00:00

abstract：:Little is known of the cell biology of Leydig cells during the neonatal activation of the hypothalamic-pituitary-testicular (HPT) axis. The current study examined the effect of blockade of the HPT axis with a GnRH antagonist (antide) on the neonatal population of Leydig cells in the new world primate, the common marmo...

journal_title：Tissue & cell

authors： Prince FP,Mann DR,Fraser HM

更新日期：1998-12-01 00:00:00

abstract：:The periostracum in Unionidae consists of two layers. The outer one is secreted within the periostracal groove, while the inner layer is secreted by the epithelium of the outer mantle fold. The periostracum reaches its maximum thickness at the shell edge, where it reflects onto the shell surface. Biomineralization beg...

journal_title：Tissue & cell

authors： Checa A

更新日期：2000-10-01 00:00:00

abstract：:The watery vacuoles first described from larval insect fat body (Chironomus, Voinov, 1927; Aedes, Wigglesworth, 1942; Rhodnius, Wigglesworth, 1967) have been studied in 4th and 5th stage Calpodes larvae. The vacuoles arise at the beginning (E + 6-24 hr) of the 4th stadium from plasma membrane infolds that separate fro...

journal_title：Tissue & cell

authors： McDermid H,Locke M

更新日期：1983-01-01 00:00:00

abstract：:The gills of Penaeus aztecus were examined by light and electron microscopy. They are dendrobranchiate, consisting of a central axis with biserially arranged branches that subdivide into bifurcating filaments. A septum divides the lumina of these structures into afferent and efferent channels. Hemolymph from the stern...

journal_title：Tissue & cell

authors： Foster CA,Howse HD

更新日期：1978-01-01 00:00:00

abstract：:Female adults of the bagworm moth, Eumeta variegata, lack wings completely, whereas male adults of this species have functional wings. We previously found that ecdysteroid induces apoptotic events in the female wing rudiment of E. variegata in vitro, whereas the male wing discs cultured with 20-hydroxyecdysone (20E) u...

journal_title：Tissue & cell

authors： Niitsu S,Lobbia S,Kamito T

更新日期：2011-06-01 00:00:00

abstract：:Seawater diluted to half (1.750% salinity) is lethal for adult carps after 3 h and 15 min. At lower salinities (0.350%-0.875%), the fish survived for longer periods, but only 0.175% salinity was innocuous. In carps, adapted to 0.175% salinity, the secretory activity of pavement cells was very high and their external r...

journal_title：Tissue & cell

authors： Abraham M,Iger Y,Zhang L

更新日期：2001-02-01 00:00:00

abstract：:Two systems of microtubules appear to be functionally significant in the transformation of a small cell into an elongated, acellular 'corkscrew', which represents the anterior region of a sperm bundle of Pseudococcus obscurus. One system of microtubules lies within the cell; it is oriented parallel to the long axis of...

journal_title：Tissue & cell

authors： Ross J

更新日期：1971-01-01 00:00:00

abstract：:Moist Exposed Burn Ointment (MEBO(®)) is widely used topical agent applied on skin burn. This study investigated the effect of MEBO topical application on activation and proliferation of epidermal stem cells through the immunohistochemical localization of cytokeratin 19 (CK19) as a known marker expressed in epidermal ...

journal_title：Tissue & cell

authors： El-Hadidy MR,El-Hadidy AR,Bhaa A,Asker SA,Mazroa SA

更新日期：2014-04-01 00:00:00

abstract：AIM:The mammalian corneal stroma, like some other connective tissues, can absorb fluid, swell and become oedematous. Since studies on the corneal stroma have been carried out with different types of preparations and solutions, inter-study comparisons are very difficult. A study was thus undertaken on a standardised pre...

journal_title：Tissue & cell

authors： Doughty MJ

更新日期：2000-12-01 00:00:00

abstract：:Polychlorinated biphenyls (PCBs) are worldwide pollutants and have caused hazardous effects on many animal species including humans. They have been detected in human milk and therefore exposure of newborns to PCBs is unavoidable if they are breast-fed. We present our findings on two experiments performed to test the e...

journal_title：Tissue & cell

authors： Kim IS,Ariyaratne HB,Chamindrani Mendis-Handagama SM

更新日期：2001-04-01 00:00:00

abstract：:The number of epithelial cells comprising larval midgut of the tobacco hornworm moth, Manduca sexta increases 200-fold in development from the first to the fifth instar. We have examined larvae periodically before and during molting to follow epithelial cell proliferation and differentiation. The midgut epithelium in ...

journal_title：Tissue & cell

authors： Baldwin KM,Hakim RS

更新日期：1991-01-01 00:00:00

abstract：:Aromatization of androgens into estrogens in rat testis is catalyzed by the microsomal enzyme cytochrome P450 aromatase. In this work, aromatase cellular site was investigated in prepuberal, peripuberal and postpuberal testis, from 10-, 21- and 60-day-old rats respectively. Paraffin-embedded testis sections were proce...

journal_title：Tissue & cell

authors： Carpino A,Pezzi V,Rago V,Bilinska B,Andò S

更新日期：2001-08-01 00:00:00

abstract：:In this study we followed the behavior of germ cell precursors in the early embryo of the dipteran Ceratitis capitata using conventional fluorescence, laser scanning confocal and transmissiom electron microscopies. During cellularization the pole cells formed a cluster which lodged in a roundish break in the blastoder...

journal_title：Tissue & cell

authors： Riparbelli MG,Callaini G,Dallai R

更新日期：1996-02-01 00:00:00

abstract：:The structure of the sclerite and intersegmental cuticle of the opithosoma of the desert scorpion, Hadrurus arizonensis, has been examined by transmission electron microscopy. The sclerite cuticle contains a four-layered epicuticle, a hyaline exocuticle, an inner exocuticle and an endocuticle. The outer part of the hy...

journal_title：Tissue & cell

authors： Filshie BK,Hadley NF

更新日期：1979-01-01 00:00:00

abstract：:Using a monoclonal antibody (GT 335) we previously demonstrated that glutamylation is a predominant posttranslational modification of alpha and beta tubulin isoforms in the axoneme of mouse spermatozoa (Fouquet et al., Cell Motil. Cytoskel. 27, 49, 1994). However, we noted that the staining intensity and/or distributi...

journal_title：Tissue & cell

authors： Kann ML,Prigent Y,Fouquet JP

更新日期：1995-06-01 00:00:00

abstract：:During the last decade a sophisticated biophysical technique called fluorescence recovery after photobleaching (FRAP) has become available for the measurement of lateral diffusion constants of lipids and proteins in the cell membrane. The information obtainable by this method is of great importance; however, the appli...

journal_title：Tissue & cell

authors： Zs-Nagy V,Zs-Nagy I,Kitani K,Ohta M,Imahori K

更新日期：1988-01-01 00:00:00