Polymorphism of esterase 11 in Mus musculus, a further esterase locus on chromosome 8

1977 ◽  
Vol 15 (3-4) ◽  
pp. 217-226 ◽  
Author(s):  
Josephine Peters ◽  
H. R. Nash
Keyword(s):  
1988 ◽  
Vol 51 (1) ◽  
pp. 29-40 ◽  
Author(s):  
J. Hilgers ◽  
O. von Deimling ◽  
L. F. M. van Zutphen ◽  
R. ten Berg ◽  
R. Anand ◽  
...  

SummaryFifty-seven mouse strains were examined for genetic variation at 21 esterase loci. Three new alleles were found: Es-6d in strain A/WySna, Es-lle in FTC/CpbU and Es-18c in two WLL/BrA sublines. At most loci there was a single allele found in over 80% of strains, with one or two rare alleles. However, the Es-1, 3, 10, 13, 25 and 27 loci were much more polymorphic. Although several loci were linked on chomosomes 3, 8 and 9, linkage disequilibrium was only found between Es-5 and Es-11 (chromosome 8) and Es-26 and Es-27 (chromosome 3). There was also significant disequilibrium between Es-1 and 3, Es-1 and 10, and Es-3 and 10, which are on different chromosomes, suggesting that the 57 strains are not a random sample of inbred mouse strains. Fifty-four strains were closely related, with the Es-7b, –17a, –18a, –23c set of alleles, which are typical of Mus musculus domesticus. The three exceptional strains were MOL3 (Mus musculus molossinus), WLL/BrA (English–Norwegian origin) and TA2 (Chinese origin). There were 10 groups of strains which were identical at all loci. Sublines of the same strain were usually identical. Sometimes more distantly related strains, such as CBA/Bi, C3H/He, SM and DBA/Li, were identical, and in a few cases strains with no known common ancestry such as C58 and MAS were identical. Attempts to discriminate between a subset of 22 American and 15 European strains were unsuccessful, suggesting that the European strains add only in a quantitative manner to the gene pool of ‘laboratory mice’, whereas wild-derived strains such as MOL3 are genetically quite distinct from other laboratory mice.


Genetics ◽  
1979 ◽  
Vol 93 (1) ◽  
pp. 183-188
Author(s):  
R R Fox ◽  
L F M Van Zutphen

ABSTRACT Homologous portions of linkage group (LG) VI in the rabbit Oryctolagus cuniculus, chromosome 8 in Mus musculus, and LG V of Rattus norvegicus have been observed. These linkage groups in Oryctolagus and Mus contain the extension locus (e), where recessive alleles are known in many species. Preliminary linkage data have added new loci to linkage group VI of the rabbit, revised the order and map distances on the linkage map, and by comparison with rodent species have strengthened the homology of LG VI in the rabbit with chromosome 8 of the mouse and with LG V of the rat. LG VI now contains five loci with the following order and intervening map distances: Es-1, Es-2 complex—6.3 ± 2.1 cM—Est-1, Est-2 complex—18.5 ± 3.7 cM—e.


1976 ◽  
Vol 14 (11-12) ◽  
pp. 999-1002 ◽  
Author(s):  
Tomomasa Watanabe ◽  
Nobuaki Ogasawara ◽  
Haruko Goto

2004 ◽  
Vol 171 (4S) ◽  
pp. 156-156
Author(s):  
Chandler D. Dora ◽  
Yasushi Kondo ◽  
Fusheng X. Lan ◽  
Jeffrey M. Slezak ◽  
Erik J. Bergstralh ◽  
...  

2012 ◽  
Vol 40 (01) ◽  
pp. 64-69
Author(s):  
C. Kiesow ◽  
C. Ellenberger ◽  
B. Stief
Keyword(s):  

ZusammenfassungEs werden die Fälle einer disseminierten letalen Toxoplasmose bei einer Farbmaus (Mus musculus) und einem Roten Panda (Ailurus fulgens) vorgestellt. Es handelte sich um eine als Haustier gehaltene Farbmaus und einen Roten Panda aus einem sächsischen zoologischen Garten. Die pathologische Untersuchung ergab bei beiden Tieren eine systemische Toxoplasmeninfektion. Eine hochgradige nekrotisierende Hepatitis stellte in beiden Fällen den histologischen Hauptbefund dar. Parasitenzysten fanden sich massenhaft in der Leber, in mäßiger Zahl im Gehirn und in geringer Zahl in anderen Organen. Mittels PAS-Reaktion waren diese Zysten bei der Farbmaus kaum darstellbar, beim Roten Panda dagegen sehr deutlich. PCR bzw. Immunhistologie bestätigten die Diagnose.


2016 ◽  
Vol 29 (1) ◽  
pp. 172-184
Author(s):  
Sami J. Al-Maliki ◽  
Ali A. A. Al-Ali ◽  
Salma S. Abbas

2011 ◽  
Vol 16 (2) ◽  
Author(s):  
Arum Setiawan ◽  
Mammed Sagi ◽  
Widya Asmara ◽  
Istriyati Istriyati
Keyword(s):  

Penelitian ini bertujuan mengetahui jumlah sel Purkinje cerebellum anak mencit umur 21 hari (pascasapih) setelah induksi Ochratoksin A selama periode organogenesis. Tiga puluh ekor mencit bunting dibagi secara acak menjadi 5 kelompok perlakuan dengan masing-masing 6 ulangan. Ochratoksin A dilarutkan dalam Sodium Bicarbonat, diberikan secara oral pada saat kebuntingan hari ke 7 sampai hari ke -14. Dosis perlakuan Ochratoksin A adalah 0,5 ; 1,0; 1,5 mg/kg bb dan sebagai kontrol tidak diberi perlakuan, serta kontrol placebo diberi perlakuan pelarut Sodium Bicarbonat. Induk mencit dipelihara sampai melahirkan. Pada umur ke 21 hari (pascasapih), anak mencit dikorbankan dan diambil bagian otaknya. Otak mencit selanjutnya dipreparasi dengan metode parafin dan pewarnaan menggunakan pewarnaan Haematoksilin Eosin. Data jumlah sel Purkinje dianalisis dengan Anava Satu Arah dan dilanjutkan dengan uji DMRT untuk mengetahui beda nyata antar perlakuan. Hasil penelitian menunjukkan bahwa Ochratoksin A yang diberikan pada mencit bunting selama periode organogenesis menyebabkan terhambatnya pertumbuhan jumlah sel Purkinje mencit perlakuan yang ditandai dengan semakin menurunnya jumlah sel Purkinje dibandingkan dengan kontrol dan kontrol placebo.


2011 ◽  
Vol 16 (2) ◽  
Author(s):  
Salomo Hutahaean ◽  
Soesanto Mangkoewidjojo ◽  
Mammed Sagi ◽  
Widya Asmara

Telah dilakukan percobaan untuk menentukan tahapan palatogenesis pada mencit (Mus musculus L.) yang rentan terhadap efek polutan 2,3,7,8-Tetraklorodibenzo-p-dioksin (TCDD). Percobaan dirancang mengikuti Rancangan Acak Lengkap dengan pola faktorial (4X3). Empat puluh delapan ekor mencit bunting dicekok TCDD dengan dosis 0 (kontrol), 5, 10, atau 20 μg/kg bb. Perlakuan diberikan pada hari kebuntingan (Hk) 9−10, 11−12, atau 13−14. Mencit kontrol dicekok pelarut saja (98,5% minyak wijen + 1,5% DMSO). Pada Hk 18 mencit dibius lalu dibunuh dengan teknik cervical dislocation, persentase fetus cleft palate (cp) dihitung, derajat penutupan palatum diberi skor, preparat dengan ketebalan 6 µm dibuat, dan mikrostruktur kraniofasial diamati. Hasil menunjukkan, pemberian TCDD antara hari ke 9 dan 12 menginduksi cacat cp, dengan kecenderungan hasil tertinggi pada pemberian Hk 910. Perlakuan TCDD dosis 10 atau 20 μg/kg bb pada Hk 910 menghasilkan fetus cacat cp >90%. Persentase fetus cp tetap tinggi pada pemberian Hk 1112, khususnya pada kelompok dosis 20 μg/kg bb (87,3%). TCDD dosis terendah (5 μg/kg bb) menginduksi cp dominan bercelah sempit, menunjukkan adanya hambatan pada tahap fusi. Dosis 10 dan 20 μg/kg bb menginduksi cp bercelah sedang atau lebar, mengisyaratkan terjadi hambatan pada tahap inisiasi atau elevasi. Disimpulkan, seluruh tahapan palatogenesis rentan terhadap efek TCDD, namun tahap paling rentan adalah tahap fusi palatum.


BioScience ◽  
2018 ◽  
Vol 2 (1) ◽  
pp. 61
Author(s):  
Elsa Yuniarti

Patients withdiabetes mellitus (DM) continues to grow because prosperity and people's lifestyles.Treatment of diabetes often usei njections of insulin and oral antidiabetic drugs. Thetreatment has no side effects. Therefore, it is necessary to find effective drugs using plants thatred betel leaf (Piper crocatum Ruiz & Pav.). Red betel leaf contains flavonoids which are antioxidants. This study aims to determine the effect and dose of extract of red betel leaf (Piper crocatum Ruiz & Pav.) The most effective agains blood glucose in mice(Mus musculusL.) male induced sucrose.This study was an experimental study. The research was conducted in October 2015 in the Division of Laboratory Animal and Zoology Department of Biology, State University of Padang. The subject of research in the form of mice (Mus musculus L.) males totaled 24 tails. The design used was completely randomized design (CRD) with 6 treatments and 4 repetitions. The treatment is given as follows: treatment I: the diabetes control without any treatment given, treatment II: as a negative control (sucrose 3 g/kg bw), treatment III: sucrose+suspension of red betel leaf extract (dosage 0,7 g/kg bw), treatment IV: sucrose+suspension of red betel leaf extract (dosage 1,4 g/kg bw), treatment V: sucrose+suspension of red betel leaf extract (dosage of 2,1 g/kg bw) and treatment VI: sucrose+suspension extracts red betel leaf (dosage 2,8 g/kg bw).The results showed that the extract of red betel leaf (Piper crocatum Ruiz & Pav.) at a dose of 0,8 g/kg bw 1,4 g/kg bw 2,1 g/kg bw and 2,8 g/kg bw can lowers blood glucose in mice. However, the most appropriate dose in lowering blood glucose in mice (Mus musculus L.) at 2,8 g/kg bw in mice.


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