(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.
Puberty
Definition:
(n.) The earliest age at which persons are capable of begetting or bearing children, usually considered, in temperate climates, to be about fourteen years in males and twelve in females.
(n.) The period when a plant first bears flowers.
Example Sentences:
(1) These results do not support the view that in the rat pheromones from adult males enhance puberty in females, contrary to what is known to happen in the mouse.
(2) In contrast, idiopathic GH deficient girls have an onset of puberty and PHV nearer to a normal chronological age and at an early bone age.
(3) We report the treatment of 44 boys with constitutional delay of growth and puberty (CDGP) at a mean chronological age of 14.3 years (range, 12.4-17.1) and bone age of 12.1 years (range, 9.1-15.0).
(4) Four patients entered puberty during the first year of treatment.
(5) In girls and boys, the mean concentration of both gonadotropins increased with advancing puberty.
(6) Age at puberty (onset of cyclic progesterone concentrations) was greatest in heifers fed Diet 1 and lowest in heifers fed Diet 5.
(7) A 17-year-old boy who had been treated for insulin-dependent diabetes since age 2, and for coeliac disease since age 6, presented a major growth retardation (-6 SD), a delayed puberty and a hepatomegaly with excessive glycogen storage (Mauriac's syndrome).
(8) Adrenal androgens appear to be the major determinants of sebaceous gland activity during the prepubertal period and to be additive to another hormone or hormones during puberty.
(9) An investigation of the tissue distribution of CMB-2 showed that the puberty, CMB-2 is secreted into the rete testis and accumulates in the epididymis in high concentration.
(10) Seventeen of them showed a constitutional delay in growth and puberty, twenty-three suffered from growth-hormone deficiency (GHD) and eight had a suspected GHD as a result of pharmacological tests.
(11) This paper describes a case with symptomless enlarged submandibular glands, the bioptic findings which were suggesting the diagnosis of sialadenosis, the verification of the underlying disorder by child psychiatry, and the recuperation of the boy during puberty.
(12) Most of what is understood about precocious puberty in boys comes from boys with precocious puberty secondary to poorly controlled CAH.
(13) These and other data suggest that the sensitivity of the hypothalamic-pituitary "gonadostat" decreases at the onset of puberty.
(14) One possible explanation is that the bacteria associated with periodontal diseases cannot become established in great numbers prior to puberty.
(15) However, following puberty (i.e., by 60 days of age), the response in male rats was significantly greater than that observed in female rats.
(16) The development of signs of puberty and a growth spurt appearing at this late age clearly show the potential for maturation and growth once malnutrition is corrected.
(17) The progress of 108 children who were identified by the vision screening programme in school as having defective vision (excluding those with puberty onset myopia) was reviewed.
(18) Inhibin levels were high in prepubertal lambs (approximately 375 pM), but these levels were not sustained near the time of puberty (approximately 180 pM).
(19) Breast development is usually the first event of puberty and menarche virtually the last.
(20) It is hypothesized here that puberty in the rat is the consequence of the appearance of free, and therefore physiologically active, estrogen in the circulation.