Sentences with phrase «libitum feeding»

This is called Ad libitum feeding.

Ad libitum feeding is recommended in dogs during lactation.

Changing from an ad libitum feeding approach to one in which the food is offered in carefully controlled meals may prevent weight gain.

Similar to ad libitum feeding, time - restricted feeding relies upon the animal's ability to regulate their daily caloric intake.

The next stage was the second ad libitum feeding phase, again for 4 wk (days 35 — 62), but with subjects switched to the other diet (MC or LC).

For the ad libitum feeding days, participants were given a monetary allowance ($ 25) to purchase foods and beverages of their choice to consume in the lab on days 5 and 6.

Current goals were to determine whether: (1) sleep is different after consumption of a controlled diet vs. an ad libitum diet, and (2) dietary intake during ad libitum feeding is related to nocturnal sleep.

The first 4 days of each intervention were performed under controlled feeding conditions; the last 2 days were done under ad libitum feeding conditions.

Discussion: Previous studies showed an increase in orexigenic neurotransmitters production in IF, inducing hunger and hyperphagia in the ad libitum feeding days.

Covert manipulation of the ratio of medium - to long - chain triglycerides in isoenergetically dense diets: effect on food intake in ad libitum feeding men.

Subjects in both investigations served as their own controls and were studied under isocaloric intake and ad libitum feeding conditions.

We found that RMR, the major component of total daily energy expenditure, did not increase with the high - protein diets and that overall weight loss during ad libitum feeding was fully explained by the cumulative reduction in caloric intake.

Compared to ad libitum fed controls, rodents maintained on IER (100 % ER / alternate days) for periods of 12 to 24 weeks typically exhibit lower post-treatment levels of fasting glucose 14, 16, 17, 29 and insulin.16, 17, 29 Using this particular IER protocol, Jiang et al28 have also demonstrated an increase in oral glucose tolerance and tissue insulin sensitivity (measured using a hyperinsulinemic - euglycemic clamp) after four weeks in healthy rats.

They found a significantly greater incidence of joint problems in the ad libitum fed puppies.

Not exact matches

Mice were housed at the University of Colorado Anschutz Medical Campus or at the German Institute of Human Nutrition in ventilated cages on a 12 h / 12 h light / dark cycle and fed standard chow ad libitum.

Rats (150 - 160 g at initiation of feeding protocol) are allowed ad libitum access to the Lieber - DeCarli ethanol diet or pair - fed a control diet, as previously described (1,3).

Besides the standard feeding regime, and drinking water ad libitum via an automatic watering system, the animal followed an environmental enrichment program in which, next to permanent and rotating non-food enrichment, an item of food - enrichment was daily offered to the macaque.

Rats were singly housed, fed rodent chow, given water ad libitum, and provided huts, bedding, chewable items, and cereal for enrichment.

Mice were caged in groups of no more than five, fed mouse chow and given water ad libitum, and provided huts, bedding and chewable items for enrichment.

To examine the relationships among VF, peripheral, and hepatic insulin sensitivity, we studied 4 - and 18 - mo - old male Sprague - Dawley rats (n = 42) fed ad libitum (4 AL and 18 AL) or moderately calorie restricted (18 CR) up to 18 mo of age.

Mice were fed ad libitum with a standard diet (Harland Ibérica) and maintained in a temperature - and light - controlled room (22 — 24 °C, 14L: 10D).

Following pupation, mosquitoes were transferred to 4.73 L containers with a fine - mesh marquisette top and, upon eclosion, adults were fed a 10 % sucrose solution ad libitum.

Of particular interest however, is that total energy intake and body weights of IER - fed mice were comparable to ad libitum controls.

Mice under time - restricted feeding have an equivalent energy intake from a high - fat diet as those with ad libitum access yet are protected against obesity, hyperinsulinaemia and hepatic steatosis [5, 6].

Protein deficiency is a strong driver of appetite, especially during pregnancy, so it's likely that if the mice had been allowed to feed ad libitum there would have been no problems on a 10 % protein chow.

Compared to rats fed ad libitum, alternate day fasted rats showed protection of age - related changes in dendritic spine number and morphology (20).

While alternate - day fasting leads to calorie restriction over a two - day period in many rodent species, in some strains of mice, the animals managed to compensate for the calorie deficit created on fast days by increasing their intake on feast days twofold and thus keeping the total calorie intake over a two day period at the same level as in mice fed an ad libitum diet (17).

Furthermore, when myocardial infarction was induced in rats maintained on an alternate - day fasting diet, reduced infarction size, improved cardiac function, and increased survival was observed, compared to rats fed ad libitum (24,33,43).

Furthermore, in an animal model of Huntington's disease, prolonged survival, reduced disease - associated weight loss and improved motor function was observed in animals on an alternate - day fasting diet compared to animals fed ad libitum (49).

Anson et al. showed that mice on alternate - day fasting regimen who consume the same amount of food in a 48 - hour period as mice fed ad libitum, decreased glucose and insulin concentrations to a similar degree as did mice on daily calorie restriction despite maintained energy intake and body weight (17).

However, C57BL / 6 mice maintained on the same alternate - day fasting regimen consume similar food quantities in a 48 - hour time period and maintain body weights similar to that of mice fed ad libitum (17).

They propose that animals on alternate - day fasting diets increase life span compared to those fed ad libitum (15,40).

When mice with progressive demyelinating disorders of the peripheral nervous system were put on an alternate - day fasting diet regime, hampered disease progression was observed as indicated by improved nerve morphology and performance compared to mice fed ad libitum (37).

In 1935, McCay et al. were first to describe that calorie restriction — deliberately reducing calories without causing malnutrition — prolongs mean and maximal lifespan in rats compared with rats fed ad libitum (2).

Rats fed on alternate days showed preserved kidney function as demonstrated by preserved glomerular filtration rate and renal plasma flow, compared to rats fed ad libitum.

Recent studies show that, under conditions of carbohydrate restriction, fuel sources shift from glucose and fatty acids to fatty acids and ketones, and that ad libitum — fed carbohydrate - restricted diets lead to appetite reduction, weight loss, and improvement in surrogate markers of cardiovascular disease.

CR involved a linear consumption of 15 - 60 % of baseline needs every day, while ICR alternated ad libitum «feed» days with «fast» days involving partial or total food intake restriction.

Furthermore, why overeating during ad libitum food availability occurred in the 9 - h condition is unclear, but perhaps not unexpected based on the availability and palatability of food provided (36), and comparisons of other feeding models during adequate versus insufficient sleep are needed.

Rats were fed ad libitum, meaning they could eat as much as they liked; they chose to eat twice as many calories on the ketogenic diet.

Effects of a high - protein ketogenic diet on hunger, appetite, and weight loss in obese men feeding ad libitum.

Sleep data from night 3, after 3 days of controlled feeding, and night 5, after one day of ad libitum food intake, were analyzed.

It is pretty hard to create more than mild signs of HD in a dog with very few bad genes, though, and my litter mentioned earlier which had been fed ad libitum is an example.

Grace may be fed ad - libitum during growth, gestation or lactation.

Dogs were given ad libitum access to the food with food replenished once a day (PM), with both dogs in the pen fed the same diet.

These include free choice feeding (ad libitum or self feeding), time - restricted feeding and portion - controlled feeding (meal feeding).

A study carried out on 48 Labrador Retrievers compared dogs fed ad libitum, with puppies that were fed on a more restricted diet.

Spontaneous cases of osteochondrosis were examined in large breed dogs, and experimental disease was investigated in Great Dane puppies fed ad libitum or restricted diets until 6 mo of age.

Control dogs fed 1.1 % calcium and 0.9 % phosphorus (all on a dry matter basis) were fed ad libitum (n = 10) or in restricted amounts (n = 6); dogs fed high calcium (3.3 %) diets received either 0.9 % phosphorus (n = 6) or 3.0 % phosphorus (n = 6); dogs fed low calcium (0.55 %) diets received either 0.9 % phosphorus (n = 5 + 6) or 0.5 % phosphorus (n = 8).

Methane production is given (A) per unit of dry matter intake (DMI), (B) as a proportion of gross energy intake (GEI) and (C) per unit of digestible fibre intake (dNDFi)(at 75 % MER and when fed ad libitum) in comparison to ruminants (dark regression line; Franz et al., 2010) and non-ruminant mammalian herbivores (light regression line; Franz et al., 2011b).