Strain Name:
C57BL/6J-MtgxR7872Btlr/Mmmh
Stock Number:
045924-MU
Citation ID:
RRID:MMRRC_045924-MU
Other Names:
R7872 (G1)
Major Collection:

Strain Information

Col2a1
Name: collagen, type II, alpha 1
Synonyms: Del1, Col2a, Col2, M100856, Lpk, Rgsc856, Col2a-1, M100413, Rgsc413
Type: Gene
Species: Mouse
Chromosome: 15
NCBI: 12824
HGNC: HGNC:2200
Homologene: 55607
Utrn
Name: utrophin
Synonyms: G-utrophin, DRP, Dmdl
Type: Gene
Species: Mouse
Chromosome: 10
NCBI: 22288
VEGA: 10
Homologene: 21398
Atrn
Name: attractin
Synonyms: Mgca
Type: Gene
Species: Mouse
Chromosome: 2
NCBI: 11990
HGNC: HGNC:885
Homologene: 22542
Lyst
Name: lysosomal trafficking regulator
Synonyms: D13Sfk13
Type: Gene
Species: Mouse
Chromosome: 13
NCBI: 17101
VEGA: 13
HGNC: HGNC:1968
Homologene: 61
Prkdc
Name: protein kinase, DNA activated, catalytic polypeptide
Synonyms: slip, DNAPDcs, DNA-PKcs, DNA-PK, DOXNPH, XRCC7, dxnph
Type: Gene
Species: Mouse
Chromosome: 16
NCBI: 19090
HGNC: HGNC:9413
Homologene: 5037
Poli
Name: polymerase (DNA directed), iota
Synonyms: Rad30b
Type: Gene
Species: Mouse
Chromosome: 18
NCBI: 26447
HGNC: HGNC:9182
Homologene: 5209
Tnrc6a
Name: trinucleotide repeat containing 6a
Synonyms: CAGH26, D130023A07Rik, 3110054G10Rik, Tnrc6, 2010321I05Rik
Type: Gene
Species: Mouse
Chromosome: 7
NCBI: 233833
Homologene: 41399
Fam91a1
Name: family with sequence similarity 91, member A1
Synonyms: D15Ertd621e
Type: Gene
Species: Mouse
Chromosome: 15
NCBI: 210998
VEGA: 15
Homologene: 13388
Slc37a3
Name: solute carrier family 37 (glycerol-3-phosphate transporter), member 3
Synonyms: 2610507O21Rik
Type: Gene
Species: Mouse
Chromosome: 6
NCBI: 72144
Homologene: 41740
Ints8
Name: integrator complex subunit 8
Synonyms: D130008D20Rik, 2810013E07Rik
Type: Gene
Species: Mouse
Chromosome: 4
NCBI: 72656
Homologene: 9888
Tut4
Name: terminal uridylyl transferase 4
Synonyms: Tent3a, 9230115F04Rik, Zcchc11, 6030404K05Rik
Type: Gene
Species: Mouse
Chromosome: 4
NCBI: 230594
Homologene: 35279
Kpna1
Name: karyopherin subunit alpha 1
Synonyms: m-importin-alpha-S1, NPI1, Rch2, mSRP1, importin alpha 5
Type: Gene
Species: Mouse
Chromosome: 16
NCBI: 16646
HGNC: HGNC:6394
Homologene: 55642
Rnpc3
Name: RNA-binding region (RNP1, RRM) containing 3
Synonyms: C030014B17Rik, 2810441O16Rik
Type: Gene
Species: Mouse
Chromosome: 3
NCBI: 67225
Homologene: 9746
Map3k20
Name: mitogen-activated protein kinase kinase kinase 20
Synonyms: Zak, MLTKbeta, B230120H23Rik, MLTKalpha
Type: Gene
Species: Mouse
Chromosome: 2
NCBI: 65964
Homologene: 32331
Ryr2
Name: ryanodine receptor 2, cardiac
Synonyms: 9330127I20Rik
Type: Gene
Species: Mouse
Chromosome: 13
NCBI: 20191
VEGA: 13
Homologene: 37423
Ubr4
Name: ubiquitin protein ligase E3 component n-recognin 4
Synonyms: LOC381562, A930005E13Rik, D930005K06Rik, Zubr1, p600, 1810009A16Rik
Type: Gene
Species: Mouse
Chromosome: 4
NCBI: 69116
Homologene: 10804
Prune2
Name: prune homolog 2
Synonyms: 6330414G02Rik, A330102H22Rik, Olfaxin, A230083H22Rik
Type: Gene
Species: Mouse
Chromosome: 19
NCBI: 353211
VEGA: 19
Homologene: 18939
Adam18
Name: a disintegrin and metallopeptidase domain 18
Synonyms: Dtgn3, Adam27
Type: Gene
Species: Mouse
Chromosome: 8
NCBI: 13524
HGNC: HGNC:196
Homologene: 74941
Uimc1
Name: ubiquitin interaction motif containing 1
Synonyms: Rxrip110, D630032M02Rik, D330018D10Rik, 9430016E08Rik
Type: Gene
Species: Mouse
Chromosome: 13
NCBI: 20184
Homologene: 9455
Grin1
Name: glutamate receptor, ionotropic, NMDA1 (zeta 1)
Synonyms: M100174, Nmdar, Rgsc174, NR1, NMDAR1, GluRzeta1
Type: Gene
Species: Mouse
Chromosome: 2
NCBI: 14810
HGNC: HGNC:4584
Homologene: 7187
Rasgef1b
Name: RasGEF domain family, member 1B
Synonyms: 4732452O09Rik, Gpig4
Type: Gene
Species: Mouse
Chromosome: 5
NCBI: 320292
Homologene: 14860
Cacna1a
Name: calcium channel, voltage-dependent, P/Q type, alpha 1A subunit
Synonyms: Cacnl1a4, nmf352, smrl, alpha1A, SCA6, Ccha1a
Type: Gene
Species: Mouse
Chromosome: 8
NCBI: 12286
HGNC: HGNC:1388
Homologene: 56383
Ncoa1
Name: nuclear receptor coactivator 1
Synonyms: KAT13A, bHLHe74, SRC-1, SRC-a/NCoA-1, steroid receptor coactivator-1, SRC1
Type: Gene
Species: Mouse
Chromosome: 12
NCBI: 17977
VEGA: 12
HGNC: HGNC:7668
Homologene: 7859
Trpc6
Name: transient receptor potential cation channel, subfamily C, member 6
Synonyms: Trrp6, mtrp6
Type: Gene
Species: Mouse
Chromosome: 9
NCBI: 22068
VEGA: 9
Homologene: 37944
Acta2
Name: actin alpha 2, smooth muscle, aorta
Synonyms: SMAalpha, SMalphaA, Actvs, 0610041G09Rik, alphaSMA, a-SMA
Type: Gene
Species: Mouse
Chromosome: 19
NCBI: 11475
VEGA: 19
HGNC: HGNC:130
Homologene: 133938
Dnah5
Name: dynein, axonemal, heavy chain 5
Synonyms: Dnahc5, Mdnah5, b2b1134Clo, b2b1154Clo, b2b1537Clo, b2b1565Clo, b2b3491Clo
Type: Gene
Species: Mouse
Chromosome: 15
NCBI: 110082
HGNC: HGNC:2950
Homologene: 1048
Creb3
Name: cAMP responsive element binding protein 3
Synonyms: Luman, LZIP-2, LZIP-1, LZIP
Type: Gene
Species: Mouse
Chromosome: 4
NCBI: 12913
HGNC: HGNC:2347
Homologene: 31375
Clcn2
Name: chloride channel, voltage-sensitive 2
Synonyms: nmf240, Clc2, ClC-2
Type: Gene
Species: Mouse
Chromosome: 16
NCBI: 12724
HGNC: HGNC:2020
Homologene: 3213
Lrrc7
Name: leucine rich repeat containing 7
Synonyms: densin
Type: Gene
Species: Mouse
Chromosome: 3
NCBI: 242274
Homologene: 10817
Vmn1r204
Name: vomeronasal 1 receptor 204
Synonyms: Gm11301
Type: Gene
Species: Mouse
Chromosome: 13
NCBI: 632793
Homologene: 110880
Lrp4
Name: low density lipoprotein receptor-related protein 4
Synonyms: mdig, 6430526J12Rik, Megf7
Type: Gene
Species: Mouse
Chromosome: 2
NCBI: 228357
HGNC: HGNC:6696
Homologene: 17964
Pear1
Name: platelet endothelial aggregation receptor 1
Synonyms: Jedi-1, 3110045G13Rik
Type: Gene
Species: Mouse
Chromosome: 3
NCBI: 73182
Homologene: 12492
Muc5b
Name: mucin 5, subtype B, tracheobronchial
Synonyms: MUC5, 2300002I04Rik, MUC9
Type: Gene
Species: Mouse
Chromosome: 7
NCBI: 74180
HGNC: HGNC:7516
Homologene: 136756
Zfp775
Name: zinc finger protein 775
Synonyms: C130032F08Rik
Type: Gene
Species: Mouse
Chromosome: 6
NCBI: 243372
Homologene: 37089
Padi6
Name: peptidyl arginine deiminase, type VI
Synonyms: Padi5, ePAD, Pad6
Type: Gene
Species: Mouse
Chromosome: 4
NCBI: 242726
Homologene: 17695
Edar
Name: ectodysplasin-A receptor
Type: Gene
Species: Mouse
Chromosome: 10
NCBI: 13608
HGNC: HGNC:2895
Homologene: 7699
Or51a39
Name: olfactory receptor family 51 subfamily A member 39
Synonyms: Olfr33, MTPCR33, MOR11-2, GA_x6K02T2PBJ9-5431102-5430146
Type: Gene
Species: Mouse
Chromosome: 7
NCBI: 18332
Homologene: 81534
Clcn4
Name: chloride channel, voltage-sensitive 4
Synonyms: Clcn4-2, Clc4-2
Type: Gene
Species: Mouse
Chromosome: 7
NCBI: 12727
HGNC: HGNC:2022
Homologene: 68207
Col20a1
Name: collagen, type XX, alpha 1
Synonyms: 1700051I12Rik
Type: Gene
Species: Mouse
Chromosome: 2
NCBI: 73368
Homologene: 75138
Miip
Name: migration and invasion inhibitory protein
Synonyms: D4Wsu114e
Type: Gene
Species: Mouse
Chromosome: 4
NCBI: 28010
Homologene: 15879
Vmn2r14
Name: vomeronasal 2, receptor 14
Synonyms: EG231591
Type: Gene
Species: Mouse
Chromosome: 5
NCBI: 231591
Homologene: 129606
Mocs1
Name: molybdenum cofactor synthesis 1
Synonyms: 3110045D15Rik
Type: Gene
Species: Mouse
Chromosome: 17
NCBI: 56738
HGNC: HGNC:7190
Homologene: 4343
Pde8b
Name: phosphodiesterase 8B
Synonyms: B230331L10Rik, C030047E14Rik
Type: Gene
Species: Mouse
Chromosome: 13
NCBI: 218461
HGNC: HGNC:8794
Homologene: 2758
Tcp11l1
Name: t-complex 11 like 1
Synonyms: C130096D04Rik
Type: Gene
Species: Mouse
Chromosome: 2
NCBI: 320554
Homologene: 41260
Ankub1
Name: ankyrin repeat and ubiquitin domain containing 1
Synonyms: LOC242037, Gm410
Type: Gene
Species: Mouse
Chromosome: 3
NCBI: 242037
Homologene: 54680
Calcoco2
Name: calcium binding and coiled-coil domain 2
Synonyms: Ndp52l1, 2410154J16Rik, Ndp52
Type: Gene
Species: Mouse
Chromosome: 11
NCBI: 76815
Prdm12
Name: PR domain containing 12
Synonyms: LOC381359
Type: Gene
Species: Mouse
Chromosome: 2
NCBI: 381359
Homologene: 10999
Kcnmb1
Name: potassium large conductance calcium-activated channel, subfamily M, beta member 1
Synonyms: BK channel beta subunit, BKbeta1
Type: Gene
Species: Mouse
Chromosome: 11
NCBI: 16533
HGNC: HGNC:6285
Homologene: 3054
Or12j4
Name: olfactory receptor family 12 subfamily J member 4
Synonyms: GA_x6K02T2PBJ9-42615403-42616365, MOR252-3P, Olfr533
Type: Gene
Species: Mouse
Chromosome: 7
NCBI: 258056
Homologene: 128384
Fbxo10
Name: F-box protein 10
Synonyms: LOC269529, FBX10
Type: Gene
Species: Mouse
Chromosome: 4
NCBI: 269529
Homologene: 19544
Sgms1
Name: sphingomyelin synthase 1
Synonyms: 9530058O11Rik, SMS1gamma, SMS1alpha2, SMS1, SMS1beta, Tmem23, SMS1alpha1
Type: Gene
Species: Mouse
Chromosome: 19
NCBI: 208449
Homologene: 27040
Rpp14
Name: ribonuclease P 14 subunit
Synonyms: 2610511E03Rik
Type: Gene
Species: Mouse
Chromosome: 14
NCBI: 67053
Homologene: 5113
Gm5150
Name: predicted gene 5150
Type: Gene
Species: Mouse
Chromosome: 3
NCBI: 381484
Homologene: 129516
Vmn1r57
Name: vomeronasal 1 receptor 57
Synonyms: Gm7519
Type: Gene
Species: Mouse
Chromosome: 7
NCBI: 665150
Homologene: 41799
Vmn1r91
Name: vomeronasal 1 receptor 91
Synonyms: Gm8442
Type: Gene
Species: Mouse
Chromosome: 7
NCBI: 667067
Homologene: 104166
Six4
Name: sine oculis-related homeobox 4
Synonyms: TrexBF, AREC3
Type: Gene
Species: Mouse
Chromosome: 12
NCBI: 20474
Homologene: 69089
Il18bp
Name: interleukin 18 binding protein
Synonyms: MC54L, Igifbp, IL-18BP
Type: Gene
Species: Mouse
Chromosome: 7
NCBI: 16068
HGNC: HGNC:5987
Homologene: 7781
Mcidas
Name: multiciliate differentiation and DNA synthesis associated cell cycle protein
Synonyms: Gm6320, Mcin, Idas, multicilin, Mci
Type: Gene
Species: Mouse
Chromosome: 13
NCBI: 622408
VEGA: 13
Homologene: 83681
Ankrd46
Name: ankyrin repeat domain 46
Synonyms: 1110054N06Rik
Type: Gene
Species: Mouse
Chromosome: 15
NCBI: 68839
VEGA: 15
Homologene: 27876
Igkv10-94
Name: immunoglobulin kappa variable 10-94
Type: Gene
Species: Mouse
Chromosome: 6
NCBI: 667550
Fer1l5
Name: fer-1 like family member 5
Synonyms: 4930533C12Rik
Type: Gene
Species: Mouse
Chromosome: 1
NCBI: 100534273
Homologene: 85232
Bambi
Name: BMP and activin membrane-bound inhibitor
Synonyms: 2610003H06Rik
Type: Gene
Species: Mouse
Chromosome: 18
NCBI: 68010
VEGA: 18
Homologene: 8215
Genetic Alterations
ENU-induced transitions at the following base pair locations (GRCm38):
  • T to C, chromosome 1 at 36,421,886 bp
  • T to C, chromosome 2 at 25,298,190 bp
  • T to C, chromosome 2 at 31,640,219 bp
  • A to G, chromosome 2 at 72,371,754 bp
  • C to T, chromosome 2 at 91,490,716 bp
  • A to T, chromosome 2 at 104,706,492 bp
  • T to A, chromosome 2 at 130,970,227 bp
  • T to C, chromosome 2 at 180,986,578 bp
  • A to C, chromosome 3 at 16,006,321 bp
  • T to A, chromosome 3 at 57,665,386 bp
  • T to A, chromosome 3 at 87,752,215 bp
  • A to T, chromosome 3 at 113,622,447 bp
  • A to T, chromosome 3 at 158,353,462 bp
  • A to T, chromosome 4 at 11,254,062 bp
  • A to G, chromosome 4 at 43,563,332 bp
  • C to T, chromosome 4 at 45,051,699 bp
  • T to G, chromosome 4 at 108,517,518 bp
  • T to C, chromosome 4 at 139,393,062 bp
  • A to T, chromosome 4 at 140,727,762 bp
  • C to T, chromosome 4 at 147,862,918 bp
  • G to A, chromosome 5 at 99,234,544 bp
  • T to A, chromosome 5 at 109,221,353 bp
  • A to T, chromosome 6 at 39,347,310 bp
  • A to G, chromosome 6 at 48,620,470 bp
  • C to T, chromosome 6 at 68,704,929 bp
  • T to A, chromosome 7 at 5,220,614 bp
  • T to C, chromosome 7 at 7,287,781 bp
  • T to C, chromosome 7 at 20,101,914 bp
  • A to G, chromosome 7 at 102,016,795 bp
  • A to G, chromosome 7 at 102,714,182 bp
  • T to A, chromosome 7 at 123,179,834 bp
  • A to G, chromosome 7 at 140,466,783 bp
  • A to G, chromosome 7 at 141,846,113 bp
  • T to C, chromosome 8 at 24,611,100 bp
  • T to A, chromosome 8 at 84,583,654 bp
  • A to G, chromosome 9 at 8,609,909 bp
  • T to C, chromosome 10 at 12,698,129 bp
  • C to T, chromosome 10 at 58,610,526 bp
  • T to C, chromosome 11 at 33,966,275 bp
  • GGGCCTTCTCTTTCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTTCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTTCTCCCAGGAGGCCTTCTCTTCC to GGGCCTTCTCTTTCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTCCTCCCAGGAGGCCTTCTCTTTCTCCCAGGAGGCCTTCTCTTCC, chromosome 11 at 96,099,982 bp
  • T to C, chromosome 12 at 4,278,186 bp
  • CT to C, chromosome 12 at 73,104,239 bp
  • T to A, chromosome 13 at 11,595,724 bp
  • C to A, chromosome 13 at 13,635,865 bp
  • A to G, chromosome 13 at 22,556,234 bp
  • A to G, chromosome 13 at 55,069,737 bp
  • C to A, chromosome 13 at 95,086,839 bp
  • G to A, chromosome 13 at 112,998,987 bp
  • A to G, chromosome 14 at 8,083,724 bp
  • A to C, chromosome 15 at 28,245,684 bp
  • A to G, chromosome 15 at 36,485,843 bp
  • A to G, chromosome 15 at 58,448,360 bp
  • G to A, chromosome 15 at 98,000,577 bp
  • T to G, chromosome 16 at 15,715,006 bp
  • A to G, chromosome 16 at 20,708,460 bp
  • T to C, chromosome 16 at 36,023,195 bp
  • T to A, chromosome 17 at 49,439,533 bp
  • A to T, chromosome 18 at 3,511,406 bp
  • A to G, chromosome 18 at 70,522,820 bp
  • T to A, chromosome 19 at 17,119,434 bp
  • T to C, chromosome 19 at 32,125,365 bp
  • C to T, chromosome 19 at 34,243,439 bp
Phenotype
G1 male heterozygous mice are viable and fertile. The G1 mice were not characterized prior to archiving.
Strain Development
C57BL/6J mice were injected with ENU, resulting in G0 mice that were bred back to C57BL/6J. Sperm was archived from G1 male mice that produced viable G2 mice.
Suggested Control Mice
Wild-type littermates or C57BL/6J mice
MMRRC Genetic QC Summary
The MMRRC Centers have developed a genetic QC pipeline using MiniMUGA array genotyping to provide additional information on strain backgrounds for MMRRC congenic and inbred strains. For more information on when data may be available, or to request genotyping for a strain of interest, please contact mmrrc@missouri.edu. Older strains may not have this information.
Donor
Bruce Beutler, M.D., University of Texas Southwestern Medical Center.
Primary Reference
MUTAGENETIX record for R7872 (G1). B. Beutler and colleagues, Center for the Genetics of Host Defense, UT Southwestern, Dallas, TX.

Colony and Husbandry Information

Colony Surveillance Program and Current Health Reports

Mice recovered from a cryo-archive will have health surveillance performed on recipient females. Health reports will be provided prior to shipment. If you require additional health status information, please email mmrrc@missouri.edu.
Coat Color
Black
MMRRC Breeding System
Random intra-strain mating
Breeding Scheme(s)
When maintaining a live colony, heterozygous mice may be bred together, bred with wild-type siblings, or bred with C57BL/6J inbred mice.
Overall Breeding Performance
Undetermined; during development, mating was done with heterozygous males; viability, fertility and other breeding statistics for heterozygous females and homozygotes are unverified, but presumably would be similar to the C57BL/6J background strain
Average litter size
Undetermined
Recommended wean age
3 weeks

Order Request Information

Limited quantities of breeder mice (recovered litter) are available from a cryoarchive; recovered litter usually available to ship in 3 to 4 months.

Cryopreserved material may be available upon request, please inquire to mmrrc@missouri.edu for more information.

Distribution of this strain requires submission of the MMRRC Conditions of Use (COU). A link to the COU web form will be provided via email after an order has been placed; the form should be completed then or the email forwarded to your institutional official for completion.

The donor or their institution limits the distribution to non-profit institutions only.

Additional charges may apply for any special requests. Shipping costs are in addition to the basic distribution/resuscitation fees. Information on shipping costs and any additional charges will be provided by the supplying MMRRC facility.

Click button to Request this one strain. (Use the MMRRC Catalog Search to request more than one strain.)
MMRRC Item # Description Distribution Fee / Unit (US $)
*Shipping & Handling not included*
Units Notes
045924-MU-RESUS Litter recovered from cryo-archive $5,475.00 / Non-Profit Litter Recovered litter4; additional fees for any special requests.
Cryopreserved material may be available upon request, please inquire to mmrrc@missouri.edu for more information.

1 The distribution fee covers the expense of rederiving mice from a live mouse; you will receive the resulting litter. The litter will contain at minimum one mutant carrier; the actual number of animals and the gender and genotype ratios will vary. (Typically, multiple breeder pairs can be established from the recovered litter.) Prior to shipment, the MMRRC will provide information about the animals recovered. If you anticipate or find that you need to request specific genotypes, genders or quantities of mice in excess of what is likely from a resuscitated litter, you may discuss available options and pricing with the supplying MMRRC facility.

2 An aliquot contains a sufficient number of embryos (in one or more vials or straws and based on the transfer success rate of the MMRRC facility) to transfer into one to three recipients. The MMRRC makes no guarantee concerning embryo transfer success experienced in the recipient investigator's laboratory. Neither gender nor genotype ratios are guaranteed.

3 An aliquot is one straw or vial with sufficient sperm to recover at least one litter of mice, as per provided protocols, when performed at the MMRRC facility. The MMRRC makes no guarantee concerning the success of these procedures when performed outside the MMRRC facilities.

4 The distribution fee covers the expense of resuscitating mice from the cryo-archive; you will receive the resulting litter. The litter will contain at minimum one mutant carrier; the actual number of animals and the gender and genotype ratios will vary. (Typically, multiple breeder pairs can be established from the recovered litter.) Prior to shipment, the MMRRC will provide information about the animals recovered. If you anticipate or find that you need to request specific genotypes, genders or quantities of mice in excess of what is likely from a resuscitated litter, you may discuss available options and pricing with the supplying MMRRC facility.

To request material from the MMRRC: Please fill out our on-line request form (accessible from the catalog search results page, or click the Request this Strain button in the fees section). If you have questions or need assistance completing this form, you may call Customer Service at (800) 910-2291 (in USA or Canada) or (530) 757-5710 (international calls). Before you call, please have with you: the MMRRC item number, quantity needed, Bill-to and Ship-to contact information.