(1) The high amino acid levels in the cells suggest that these cells act as inter-organ transporters and reservoirs of amino acids, they have a different role in their handling and metabolism from those of mammals.
(2) Ernst Reissner studied the formation of the inner ear initially using the embryos of fowls, then the embryos of mammals, mainly cows and pigs, and to a less extent the embryos of man.
(3) The binaural characteristics of cells in MSO were different from those in nonecholocating mammals.
(4) The findings support our earlier suggestion that the kinetics of spermatogenesis in the quail are fundamentally similar to the pattern which has been described for mammals.
(5) So far, attempts to produce linolenic acid deficiency in mammals have not revealed an absolute requirement for n-3 fatty acids.
(6) Somewhat surprisingly then, in view of the mechanisms in mammals, birds do not seem to use this seasonal message in the photoperiodic control of reproduction.
(7) This indicates a functional relationship between material supplied via the rapid phase of axonal transport and an unimpaired transsynaptic signal transmission, previously not revealed in the central nervous system of mammals.
(8) Nucleus z in the rat was found to be similar in location to nucleus z in other mammals.
(9) Phyla as diverse as insects, birds, and mammals possess distinct HRAS and KRAS sequences, suggesting that these genes are essential to metazoa.
(10) The presence in lamprey kidney of a loop which is similar to Henle's loop in mammals and birds indicates that the development of the system of osmotic concentration conditioned by the formation in the kidney of the medulla and from a sharp increase in renal arterial blood supply.
(11) Investigations carried out in Pavlodar Province have shown that 7 species of ixodid ticks, Ixodes crenulatus, I. lividus, I. persulcatus, I. laguri laguri, Dermacentor marginatus, D. reticulatus, Haemaphysalis concinna, and one brought species, Hyalomma asiaticum, parasitize domestic animals and wild mammals.
(12) Ecologic studies of small mammals in Rocky Mountain National Park (RMNP) were conducted in 1974 in order to identify the specific habitats within the Lower Montane Forest that support Colorado tick fever (CTF) virus.
(13) Dictated by underlying physicochemical constraints, deceived at times by the lulling tones of the siren entropy, and constantly vulnerable to the vagaries of other more pervasive forms of biological networking and information transfer encoded in the genes of virus and invading microorganisms, protein biorecognition in higher life forms, and particularly in mammals, represents the finely tuned molecular avenues for the genome to transfer its information to the next generation.
(14) It encodes a homeobox gene closely related to the developmentally regulated homeotic genes of flies and mammals.
(15) Based on the fact that all hibernators, at their regulated minimal body temperature, display a uniform turnover rate, related to body weight, the hypothesis is developed that cold tolerance of mammals is generally limited by a common specific minimal metabolic rate, which larger organisms, because of their lower basal metabolism, already attain in less profound hypothermia.
(16) Based on morphological, virological, biochemical and molecular biological data, it is proposed that the presence of endogenous retrovirus particles in the placental cytotrophoblasts of many mammals is indicative of some beneficial action provided by the virus in relation to cell fusion, syncytiotrophoblast formation and the creation of the placenta.
(17) Thus, the possibility exists that androgen secretion in some chelonian systems may exhibit a high degree of LH specificity like that of mammals and birds.
(18) Chlorinated ethylenes are metabolized in mammals, as a first step, to epoxides.
(19) This agrees with previous ultrastructural observations that, in small mammals, neither basement membranes nor large connective tissue spaces are found inside enteric ganglia.
(20) In recent studies, we have found that Gal alpha 1----3Gal beta 1----4GlcNAc residues are abundant on red cells and nucleated cells of nonprimate mammals, prosimians, and New World monkeys, but their expression is diminished in Old World monkeys, apes, and humans.
Scrotum
Definition:
(n.) The bag or pouch which contains the testicles; the cod.
Example Sentences:
(1) The view that testes found lateral to the external ring and which could be pushed some way into the scrotum were merely retractile was questioned.
(2) By LHRH treatment 36 testes (20.5%) reached the scrotum, when HCG was added in unsuccessful cases 47 other gonads (26.8%) descended.
(3) Examination of the patient revealed 2 lumps detected in the right hemi-scrotum which felt like small testes and did not permit transillumination.
(4) Three infants presented with acute scrotal swelling, erythema, and a tender irreducible firm mass within the scrotum.
(5) Our experience indicates that the lower gastrointestinal tract should be considered as a possible cause of infection in all cases of synergistic gangrene of the scrotum and penis.
(6) However, in cases of delayed secondary scrotal surgery, or when a previous inflammatory process has existed in the scrotum, the limited scrotal distensibility may lead to further complications.
(7) Using the single criterion of presence or absence of identifiable intratesticular flow, the authors found that color Doppler was 86% sensitive, 100% specific, and 97% accurate in the diagnosis of torsion and ischemia in the painful scrotum.
(8) Physical examination revealed an elastic soft mass in the right inguinal region toward the right scrotum.
(9) In fact 4 boys had undergone surgical correction of a contralateral undescended testis at an earlier date at which time the testis in question could be manipulated into the scrotum.
(10) It was noted that the position of the right testis within the scrotum varied with the degree of inguinal herniation.
(11) Four patients are described who experienced an acute episode of eczematous dermatitis of the scrotum where 5-fluorouracil (Efudex) cream had inadvertently been applied in the course of treating warts and keratoses.
(12) Operations on the ureter decreased during the recent 5 year period and they were the fourth most frequent following those on the scrotum, scrotal contents and penis.
(13) Unicorn uterus, Fallopian tube and finbriae were observed, and a thumb-sized gonad with hemorrhage and fissure was also seen in the upper part of the scrotum.
(14) At puberty, his penis, scrotum, and testes matured normally, and he did not develop gynecomastia; however, his voice, muscularity, and facial, sexual, and body hair remained immature.
(15) We feel that this is an appropriate procedure to be used in patients who have lost the testicles and scrotum traumatically, either one or both testicles, or in the situation where both testicles have been spared.
(16) Surgical exploration of the scrotum in the other 2 revealed evidence of vasculitis in both and the possibility of torsion of appendix epididymis in 1.
(17) In retrospective study of 90 patients operated on for acute unilateral pains in scrotum region and its content--the so-called acute scrotum--during revision torsion of testis was found 48 times (53.3%), torsion of appendix testis 24 times (26.7%), acute epididymitis 17 times (18.9%) and testis tumour in one patient (1.1%).
(18) Fifty-one nodules were observed in the histopathologic examination, which revealed, in addition to the typical findings of idiopathic calcinosis of the scrotum, various forms of intact cysts: epidermal (some calcified), pilar (calcified), hybrid (calcified), and indeterminate cysts with diffusely calcified keratinous content and attenuated walls.
(19) The migration of the male gubernaculum into the scrotum to enable descent of the testis does not occur in females.
(20) Two patients with a necrotizing soft tissue infection of the scrotum and perineum are described.