(1) It is suggested that (a) LRF may have a trophic action upon the anterior pituitary gland during the pre-puberal phase of life, and that (b) the first formation of LRF coincides with the development of the primary plexus of the pituitary portal system.
(2) The genital tracts of 968 slaughtered bulls (46% of which were young post-puberal animals) were examined for defects of a congenital or developmental nature.
(3) It is stated that incubation of plasma membranes by IgG fraction isolated from antimembrane testicular serum (IgG-ATCSm) in a large dose (43 g of protein G per 125 g of protein of membrane fraction) caused statistically reliable inhibition of Na+, K(+)-ATPase activity in the membranes of testicle cells of puberal and old rats.
(4) It was shown that the ER level in hepatocytes was far lower than in uterine cells and drastically increased during puberation and after ovariectomy.
(5) This study assessed sex differences in spontaneous wheel running and maze performance in relation to puberal status in rats.
(6) Investigation of the stability of mice testicles in different age groups (juvenile, puberal and old) has shown that the 1st and the 3d groups are the most sensitive ones.
(7) One patient got his psychic traumatization mainly in early childhood where as the other suffered from a more puberal conflict.
(8) In order to examine the relation between breast development and hormone levels, serum levels of hormones including LH, FSH, PRL, progesterone, 17 alpha OH-progesterone, estradiol (E2), pregnenolone, pregnenolone-sulfate, 17 alpha OH-pregnenolone, cortisol, dehydroepiandrosterone (DHA), dehydroepiandrosterone-sulfate (DHA-S), testosterone and delta 4-androstenedione were measured by RIA in 162 puberal girls aged 9 to 17 years.
(9) Grafts and injections of cellular extracts from thymus and spleen of guinea pigs, were carried out in puberal and impuberal female rats.
(10) A modification in the neurological symptomatology was noted during his puberal phase: fits of convulsions changed into daily crises of mind-failures.
(11) The relationship of changes in luteal function from the puberal through the third estrous cycle and pregnancy is not clear.
(12) 76 patients (prepuberal, puberal and adults) who had undergone surgery for monolateral (35) or bilateral (41) cryptorchidism in childhood were studied.
(13) They furthermore suggest that the mediocortical amygdala is not involved in possible extra-hypothalamic control of the puberal desensitization process.
(14) The clinical evaluation and the treatment of 46 patients that presented with puberal gynecomastia in a period of ten years to an Adolescent Medicine Department were assessed.
(15) In addition, we refer to the typical problems of this age group, the psychic and somatic variants of the norm; special regard is paid to puberal gynecomastia and obesity.
(16) During the puberal evolution the HD male rats showed elevation in plasma testosterone levels, an increase in the testicular response to hCG and also in the number of testicular binding sites to LH and FSH at 38-43 days (before the onset of puberty) and to prolactin (after 60 days).
(17) In testes from post-puberal men GRH immunoreactivity was localized in the Leydig cells; cells of the germinal epithelium did not stain.
(18) Whether oostegites develop in puberal females whose ovaries have been removed depends upon the degree of maturation of the ovaries at the time of removal.
(19) Electrophoretical and immuno-electrophoretical analysis of plasma, serum and some plasmatic extracts of Macropipus puber (L).
(20) Using the puberal rat and the PMS-treated rat as animal systems, ovarian events associated with follicular and luteal development have been characterized by measuring gonadotrophic hormone (LH, FSH and prolactin) and progesterone concentrations in peripheral serum; and selected enzymic (NAD-kinase:NAD-K and glucose-6-phosphate dehydrogenase: G6PD) activities and nucleotide (NAD, NADH, NADP, NADPH, ATP) concentrations in ovarian tissue.
Pubertal
Definition:
Example Sentences:
(1) The anthropometric measurements are tabulated according to pubertal rating.
(2) Dose- and time-response relationships were measured after irradiation of the pubertal rat testis with between 1 and 20 Gy of 300 kVp X-rays.
(3) Skin tyrosinase levels and the eumelanin and phaeomelanin contents of the hair were measured in pubertal and adult C3H-HeA*vy mice that grow dark and golden yellow hair respectively.
(4) A significant pubertal increase occurred in both sexes, more pronounced in girls.
(5) An alternative explanation, that there may be a pre-existing defect in spermatogenesis, was tested in 20 post-pubertal males with acute torsion.
(6) Whereas the amount of 5alpha-androst-16-en-3beta-ol exceeded that of 5alpha-androst-16-en-3alpha-ol in post-pubertal testes, 5alpha-androst-16-en-3alpha-ol was predominant in the submaxillary glands at all ages.
(7) The effect of calorie intake on the pubertal growth was also ascertained.
(8) The rate of linear growth was normal, and final adult heights were normal with testosterone therapy, although linear growth continued longer in these boys than in boys with normal pubertal progression.
(9) The pubertal growth pattern was observed on 791 girls belonging to upper and low SES.
(10) Of the children, 88 were prepubertal (3-16 yr old) and 39 were pubertal (10-16 yr old).
(11) The role of the bone age in differential diagnosis of pubertal disorders is emphasized.
(12) Production of these substances from the exogenous precursor 14C arachidonic acid was studied in prepubertal, pubertal and adult animals.
(13) The physiological mechanism of the gonad-stimulant effect of light rays on the pre-pubertal duck testis, is the basis of any chronobiolgical study of this effect.
(14) Experiments have been carried out on Wistar line pubertal male rats in Winter.
(15) Two cases developed male gender identity post pubertal, but failed to declare themselves to their families and society until a similar case had been publicized in the local newspaper.
(16) Increased levels of hypothalamic POMC mRNA were observed in the male rat after pubertal development.
(17) Analysis of changes occurring in the mammary gland around this time indicate that E-dependent PgR are not acquired until the pubertal mammary epithelial growth phase has occurred.
(18) The results of densitometry and grain counting were consistent and revealed an increase in POMC mRNA with pubertal development in both the male and Tfm animals.
(19) Cognitive studies of congenital adrenal hyperplasia (CAH) patients have revealed (1) the presence of an IQ advantage in patients, siblings and parents due to socioeconomic status, genetic, hormonal, or other factors; (2) an IQ disadvantage in salt wasters compared with simple virilizers, probably due to early brain damage secondary to salt-wasting crisis; (3) a possibly increased incidence of learning disabilities, particularly in female patients and particularly for calculation abilities, due to disease-related early androgen exposure; and (4) a possible post-pubertal spatial advantage in CAH women, also due to early androgen exposure.
(20) Recent evidence suggests that a group of children exists in whom premature sexual maturation occurs in the absence of pubertal levels of gonadotropins; that is, they have gonadotropin-independent precocious puberty.