Harlan TD.88137 高脂饲料 Adjusted Kcal Diet (42% from fat)

Harlan TD.88137 高脂饲料 Adjusted Kcal Diet (42% from fat)
Harlan Teklad动物饲料
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Harlan TD.88137 高脂饲料 Adjusted Kcal Diet (42% from fat)
A staple of atherosclerosis research
More than 25 years ago, our nutritionists collaborated with researchers at Rockefeller University to develop a diet with features of a ‘Western Diet’ to characterize and enhance atherosclerosis development in their newly generated Apoe deficient mouse model. With over 200 unique users worldwide, TD.88137 continues to be fed to genetically modified cardiovascular models to accelerate and enhance hypercholesterolemia and plaque formation.
Formula                                             g/Kg
Casein                                              195.0
DL-Methionine                                     3.0
Sucrose                                            341.46
Corn Starch                                       150.0
Andydrous Milkfat                               210.0
Cholesterol                                          1.5
Cellulose                                              50.0
Mineral Mix, AIN-76 (170915)               35.0
Calcium Carbonate                               4.0
Vitamin Mix, Teklad (40060)                10.0
Ethoxyquin                                          0.04
Critical dietary features of TD.88137 related to atherosclerosis development include:
++Cholesterol (0.2% total cholesterol)
++Total fat (21% by weight; 42% kcal from fat)
++High in saturated fatty acids  (>60% of total fatty acids)
++High sucrose (34% by weight)
Typical fatty acid profile of TD.88137
Typical fatty acid analysis,% of diet1                   Mean                             SD
Total                                                                    20.7                                1.5
Saturated fat                                                       12.8                                0.8
Monounsaturated fat                                             5.6                                0.5
Polyunsaturated fat                                             1.0                                  0.2
Unknown2                                                           1.3                                   0.3
Selected nutrient information1
Key points from the literature
TD.88137 has been used to accelerate atherosclerosis development in Apoe and Ldlr deficient models:
++In Apoe deficient mice, plasma cholesterol triples to >1500 mg/dL within three weeks (1, 2). Foam cell and lesion development occurs within 6-10 weeks
(2-4). Fibrous plaque formation is observed at 15 weeks with the development of fibrous caps after 20 weeks (2).
++Ldlr deficient mice fed for two weeks increase plasma cholesterol to >800 mg/dL and triglyceride to >300 mg/dL (5). After six weeks of feeding, hyperglycemia, hyperinsulinemia and dyslipidemia develop with small foam cell lesions in the aortic
arch (6, 7).
With over 420 citations, uses of TD.88137 continue to evolve and include atherosclerosis, obesity, non-alcoholic steatohepatitis (NASH), osteoporosis,
hypertension and metabolic syndrome. Contact us for a more extensive reference list.
Control diet options for TD.88137
Natural ingredient diets
++Also referred to as standard diets or chow
++Diets differ in the source and level of nutrients as well as the presence of non-nutritive factors (such as phytates or phytoestrogens) compared
to TD.88137
++Limits inferences to differences in dietary pattern versus a specific dietary component
Ingredient matched, low fat diets
++Controls for the type of ingredients, non-nutritive components and the source and level of specific nutrients
++Suggested ingredient matched, low fat dietary controls for TD.88137 listed below; data sheets can be found on our website at envigo.com
Suggested ingredient matched, low fat controls

References  参考文献
1. Plump, A.S., et al., Severe hypercholesterolemia and atherosclerosis in
apolipoprotein E-deficient mice created by homologous recombination in
ES cells. Cell, 1992. 71(2): p. 343-53.
2. Nakashima, Y., et al., Apoe-deficient mice develop lesions of all phases of
atherosclerosis throughout the arterial tree. Arterioscler Thromb, 1994.
14(1): p. 133-40.
3. Febbraio, M., et al., Targeted disruption of the class B scavenger receptor
CD36 protects against atherosclerotic lesion development in mice.
J Clin Invest, 2000. 105(8): p. 1049-56.
4. Nakashima, Y., et al., Upregulation of VCAM-1 and ICAM-1 at atherosclerosis-prone
sites on the endothelium in the Apoe-deficient mouse. Arterioscler Thromb
Vasc Biol, 1998. 18(5): p. 842-51.
5. Towler, D.A., et al., Diet-induced diabetes activates an osteogenic gene regulatory
program in the aortas of low density lipoprotein receptor-deficient mice.
J Biol Chem, 1998. 273(46): p. 30427-34.
6. Tsuchiya, K., et al., FoxOs integrate pleiotropic actions of insulin in vascular
endothelium to protect mice from atherosclerosis. Cell Metab, 2012. 15(3): p. 372-81.
7. Huszar, D., et al., Increased LDL cholesterol and atherosclerosis in LDL receptordeficient
mice with attenuated expression of scavenger receptor B1. Arterioscler
Thromb Vasc Biol, 2000. 20(4): p. 1068-73.
8. Yang, B., et al., Changes of skeletal muscle adiponectin content in diet-induced
insulin resistant rats. Biochem Biophys Res Commun, 2006. 341(1): p. 209-17.
9. Schafer, K., et al., Leptin promotes vascular remodeling and neointimal growth
in mice. Arterioscler Thromb Vasc Biol, 2004. 24(1): p. 112-7.
10. Lijnen, H.R., et al., Nutritionally induced obesity is attenuated in transgenic mice
overexpressing plasminogen activator inhibitor-1. Arterioscler Thromb Vasc
Biol, 2003. 23(1): p. 78-84.
11. Maquoi, E., et al., Modulation of adipose tissue expression of murine matrix
metalloproteinases and their tissue inhibitors with obesity. Diabetes, 2002.
51(4): p. 1093-101.
12. VanSaun MN, et al. 2009. High fat diet induced hepatic steatosis establishes a
permissive microenvironment for colorectal metastases and promotes primary
dysplasia in a murine model. Am J Pathol 175:355-64.
13. Dixon LJ, et al. 2013. Caspase-1 as a central regulator of high fat diet-induced
non-alcoholic steatohepatitis. PLoS One 8:e56100.

Harlan Teklad动物饲料Vitamin Adjusted Diets

上海金畔生物科技有限公司代理Harlan Teklad动物饲料全线产品,欢迎访问Harlan Teklad动物饲料官网了解更多信息。
Harlan Teklad动物饲料Vitamin Adjusted Diets

A few vitamin adjusted formulas are shown below. Please contact us for additional formulas of this nature or for more information about altering the vitamin profile of a diet, and please read below to learn more.

Formula Examples:

Most vitamin deficient diets use vitamin-free test casein (VFT casein) as the protein source. VFT casein is casein that has been extracted with denatured alcohol to reduce the fat content from about 1% to 0.1%. In the process the content of a number of vitamins (present at low or trace levels in casein) is further reduced, making this an ideal protein source for these types of diets. Inotiv produces our own VFT in-house, and we also offer this as an ingredient for those mixing their own diets.

From this vitamin deficient base, various levels of vitamins can be added back. Many formulas adjust multiple vitamins, and other nutrients.

If use of an intact protein source is not advisable, an amino acid defined diet can be used.

Contact us for other formula examples or to discuss your specific needs.

Harlan Teklad动物饲料Mineral Adjusted Diets

上海金畔生物科技有限公司代理Harlan Teklad动物饲料全线产品,欢迎访问Harlan Teklad动物饲料官网了解更多信息。
Harlan Teklad动物饲料Mineral Adjusted Diets

A few mineral adjusted formulas are shown below. Please contact us for additional formulas of this nature or for more information about altering the mineral profile of a diet. Read below for more information.

Formula examples:

  • TD.80396       Iron deficient diet
  • TD.85419       Zinc deficient diet
  • TD.88239       Potassium deficient diet
  • TD.95027       Low calcium diet (0.4% P)
  • TD.96348       Diet (20% lactose, 2% Ca, 1.25% P)
  • TD.92163       Selenium deficient diet
  • TD.95125       Iodine deficient (0.15% PTU)

Unique protein ingredients may be necessary to minimize background levels of certain minerals. Other steps taken to minimize background mineral contamination include the use of reagent grade minerals when necessary or omission of certain ingredients. Specialized mineral premixes may be used in these diets, or minerals are added individually to the diet in order to control the level of specific minerals.

With the exception of sodium, it is necessary to use refined ingredients to achieve the lowest possible levels of minerals in a diet.

From this mineral deficient base, various levels of minerals can be added back. Some formulas adjust multiple minerals, and other related nutrients.

Contact us to discuss other possibilities for the minerals listed above, and for those minerals not listed here.

Harlan Teklad动物饲料Protein Adjusted Diets

上海金畔生物科技有限公司代理Harlan Teklad动物饲料全线产品,欢迎访问Harlan Teklad动物饲料官网了解更多信息。
Harlan Teklad动物饲料Protein Adjusted Diets

A few protein adjusted formulas are shown below. Please contact us for additional formulas of this nature or for more information about altering the protein type or content of a diet.

Formula examples:

These diet examples are from a series of diets with the following features: casein-based, isocaloric (3.8 kcal/g) and matched for fat (5.5%), calcium (0.7%), and phosphorus (0.54%). There are other diets available from this series of diets, as well as other unique protein adjusted diets.

Casein is the most widely used refined protein source, but it is also possible to use other refined protein sources, such as “vitamin-free” test casein (alcohol extracted), lactalbumin, isolated soy protein, and egg white solids. These particular protein sources are usually used to achieve a specific research objective, rather than for routine use. For instance, vitamin-free test casein is most appropriately used in vitamin deficient diets, and egg white solids is most suitable for zinc or biotin deficient diets.

Adjusted protein diets usually range from “protein-free” (trace) to 60% protein, depending on the research.