Norway rats (Rattus norvegicus) are originally native to northern China. Following a series of introductions, the species had found its way to Eastern Europe by the early eighteenth century. By the year 1800, they occurred in every ... This reproductive function is responsible for the huge birthrates of Norway rats,
animaldiversity.ummz.umich.edu/site/accounts/informatio... animaldiversity.ummz.umich.edu/site/accounts/information/Rattus_norvegicus.html
Impaired reproductive function among adults and delayed sexual maturation in juveniles are associated with high population densities in a variety of small rodent species (Christian, 1968, 1971). Increased activity of the pituitary adrenocortical axis is postulated as a mechanism regulating population growth...
www.reproduction-online.org/cgi/content/abstract/41/2/4... www.reproduction-online.org/cgi/content/abstract/41/2/467
Brown Rat - Wikipedia, the free encyclopedia
The brown rat , common rat , sewer rat , Hanover rat , Norway rat , Brown Norway rat , Norwegian rat , or wharf rat ( Rattus norvegicus ) is one of the best known and most common rat...
en.wikipedia.org/wiki/Brown_Rat
reproductive organs and chromosomes. It was a true hermaphroditic rat having two .... structure, the present animal resembled most of the reported cases of ... type (Committee for a Standardized Karyotype of Rattus norvegicus 1973). ...
joi.jlc.jst.go.jp/JST.Journalarchive/ggs1921/52.73?from... joi.jlc.jst.go.jp/JST.Journalarchive/ggs1921/52.73?from=Google
Reproductive activity in a wild rat, rattus norvegicus (BERK. ... the treatment~was as- sessed by comparing the age structure and the reproductive condition ...
linkinghub.elsevier.com/retrieve/pii/0304374674900298
Mature male albino Wistar rats, Rattus norvegicus (175–230 g body weight) ... All the accessory organs of the reproductive tract, except the caudal segment ...
linkinghub.elsevier.com/retrieve/pii/S1382668904000717
Order from the British Library: Antifertility effects of Foeniculum vulgare (seeds) on reproductive organs of male albino rats (Rattus norvegicus)
direct.bl.uk/research/1E/3B/RN198362515.html
The present study aimed to testify the role played by phytic acid (IP6) in enhancing the reproductive and oxidative toxicity induced in aflatoxinB1 (AFB1) treated white male albino rats (Rattus norvegicus) throughout treatment and withdrawal periods.
ecam.oxfordjournals.org/cgi/content/full/nem137v1
1Laboratories for Reproductive Biology, Department of Pediatrics, University of North Carolina, Chapel Hill, North Carolina 27599, USA ... Reproductive Biology and Endocrinology 2006, 4:7doi:10.1186/1477-7827-4-7 ... Novel beta-defensins, Defb21, Defb24, Defb27, Defb30 and Defb36 were identified in the rat male reproductive tract.
www.rbej.com/content/4/1/7
Staphylococcus aureus - ulcerative dermatitis over nape of neck, shoulders. Prominent colonies of Staphylococcus on surface. Ulcerative dermatitis probably associated with epidermolytic strains of bacteria, ... 3. Disease: opportunistic organism. Associated with respiratory, ear, reproductive, mammary gland,
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