B6J.Cg-Spo11tm(Spo11-beta_b)Mbrc/Cnrm

Status

Under development - register interest

EMMA IDEM:15266
Citation informationRRID:IMSR_EM:15266 

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International strain nameB6J.Cg-Spo11tm(Spo11-beta_b)Mbrc/Cnrm
Alternative nameC57Spo11_beta_b_ki/+
Strain typeTargeted Mutant Strains
Allele/Transgene symbolSpo11beta_b_ki
Gene/Transgene symbolSpo11

Information from provider

ProviderMarco Barchi
Provider affiliationBiomedicine and Prevention, University of Rome Tor Vergata
Genetic informationB6 Spo11_beta_b_ki/+ is a knock-in hemizygous state for the Spo11_beta_b splice isoform. It has been generated by knocking-in Spo11_beta-b cDNA into the Spo11 locus, destroying the ATG in exon 1.
Phenotypic informationHomozygous:
Unknown, expected to be healthy and fertile.

Heterozygous:
Healthy and fertile with mild increase of XY asynapsis at prophase I of meiosis.
Breeding historyKnock-in construct introduced in A9 ES cells (C57BL/6 and 129P2 background); mice backcrossed to C57BL/6J for 7 generations.
ReferencesNone available
Homozygous fertilenot known
Homozygous viablenot known
Homozygous matings requiredno
Immunocompromisedno

Information from EMMA

Archiving centreCNR, Consiglio Nazionale delle Ricerche, Monterotondo, Italy

Disease and phenotype information

IMPC phenotypes (gene matching)
  • abnormal spleen morphology / IMPC
  • increased spleen weight / IMPC
MGI phenotypes (gene matching)
  • abnormal female reproductive system morphology / MGI
  • abnormal ovary morphology / MGI
  • small ovary / MGI
  • impaired ovarian folliculogenesis / MGI
  • absent mature ovarian follicles / MGI
  • abnormal male reproductive system morphology / MGI
  • small testis / MGI
  • small seminiferous tubules / MGI
  • arrest of spermatogenesis / MGI
  • abnormal spermatogenesis / MGI
  • male infertility / MGI
  • female infertility / MGI
  • abnormal gametogenesis / MGI
  • abnormal meiosis / MGI
  • abnormal oogenesis / MGI
  • abnormal reproductive system morphology / MGI
  • abnormal fertility/fecundity / MGI
  • abnormal seminiferous tubule morphology / MGI
  • decreased mature ovarian follicle number / MGI
  • abnormal uterus development / MGI
  • decreased testis weight / MGI
  • decreased ovary weight / MGI
  • azoospermia / MGI
  • abnormal female meiosis / MGI
  • abnormal male meiosis / MGI
  • immune system phenotype / MGI
  • decreased oocyte number / MGI
  • abnormal spermatid morphology / MGI
  • arrest of male meiosis / MGI
  • early reproductive senescence / MGI
  • oocyte degeneration / MGI
  • abnormal primordial ovarian follicle morphology / MGI
  • abnormal chromosomal synapsis / MGI
  • abnormal synaptonemal complex / MGI
  • abnormal double-strand DNA break repair / MGI
  • abnormal X-Y chromosome synapsis during male meiosis / MGI

Information on how we integrate external resources can be found here

Register interest

Availabilities

Requesting frozen sperm or embryos is generally advisable wherever possible, in order to minimise the shipment of live mice.

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Practical information

Example health report
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Material Transfer Agreement (MTA)
For this strain no provider MTA is needed. Distribution is based on the EMMA conditions only.

EMMA conditions
Legally binding conditions for the transfer

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