scholarly journals Comparative study of the enzymatic properties of phosphodiesterases I from the plasma membrane of lactating bovine mammary gland and bovine milk fat globule membrane.

1989 ◽  
Vol 53 (3) ◽  
pp. 607-613 ◽  
Author(s):  
Choemon KANNO ◽  
Yoshiko OHMURA ◽  
Hiroko YANAGISAWA
Keyword(s):  
Plasma Membrane ◽  
Mammary Gland ◽  
Comparative Study ◽  
Milk Fat ◽  
Bovine Milk ◽  
Enzymatic Properties ◽  
Bovine Mammary Gland ◽  
Milk Fat Globule Membrane ◽  
Milk Fat Globule ◽  
Fat Globule

scholarly journals Freeze-fracture observations of the lactating rat mammary gland. Membrane events during milk fat secretion.

1978 ◽  
Vol 76 (3) ◽  
pp. 767-778 ◽  
Author(s):  
A Peixoto de Menezes ◽  
P Pinto da Silva
Keyword(s):  
Plasma Membrane ◽  
Mammary Gland ◽  
Milk Fat ◽  
Freeze Fracture ◽  
Apical Plasma Membrane ◽  
Milk Fat Globule Membrane ◽  
Membrane Particles ◽  
Milk Fat Globule ◽  
Rat Mammary Gland ◽  
Fat Globule

Membrane events during milk fat secretion were analyzed by freeze-fracture of the rat mammary gland. Two modes of milk fat secretion were observed: extrusion of fat droplets surrounded by a portion of the apical plasma membrane of the alveolar epithelial cells and, less frequently, release into the alveolar lumen of fat droplets contained in intracytoplasmic vacuoles. The extrusion process consists of two asynchronous events: clearing of membrane particles (probably including integral membrane proteins) and bulging of the apical plasma membrane. Most fat droplets are extruded with a bilayer membrane envelope (milk fat globule membrane) partially devoid of particles. The segregation of membrane particles may represent the onset of a process of structural degradation of the milk fat globule membrane.

PROTEOME OF MILK FAT GLOBULE MEMBRANE AND MAMMARY GLAND TISSUE IN GOAT FED DIFFERENT LIPID SUPPLEMENTATION

2021 ◽  
pp. 106378
Author(s):  
Iolly Tábata Oliveira Marques ◽  
Fábio Roger Vasconcelos ◽  
Juliana Paula Martins Alves ◽  
Assis Rubens Montenegro ◽  
César Carneiro Linhares Fernandes ◽  
...  
Keyword(s):  
Mammary Gland ◽  
Milk Fat ◽  
Milk Fat Globule Membrane ◽  
Mammary Gland Tissue ◽  
Gland Tissue ◽  
Milk Fat Globule ◽  
Lipid Supplementation ◽  
Fat Globule

Production and characterization of monoclonal antibodies directed against bovine milk fat globule membrane (MFGM)

1994 ◽  
Vol 1199 (1) ◽  
pp. 87-95 ◽  
Author(s):  
Naohito Aoki ◽  
Hidenori Kuroda ◽  
Miho Urabe ◽  
Yoshimi Taniguchi ◽  
Takahiro Adachi ◽  
...  
Keyword(s):  
Monoclonal Antibodies ◽  
Milk Fat ◽  
Bovine Milk ◽  
Milk Fat Globule Membrane ◽  
Milk Fat Globule ◽  
Fat Globule

Chemical changes in bovine milk fat globule membrane caused by heat treatment and homogenization of whole milk

2002 ◽  
Vol 69 (4) ◽  
pp. 555-567 ◽  
Author(s):  
SUNG JE LEE ◽  
JOHN W. SHERBON
Keyword(s):  
Heat Treatment ◽  
Membrane Proteins ◽  
Milk Fat ◽  
Whey Proteins ◽  
Bovine Milk ◽  
Chemical Changes ◽  
Milk Fat Globule Membrane ◽  
Whole Milk ◽  
Milk Fat Globule ◽  
Fat Globule

The effects of heat treatment and homogenization of whole milk on chemical changes in the milk fat globule membrane (MFGM) were investigated. Heating at 80 °C for 3–18 min caused an incorporation of whey proteins, especially β-lactoglobulin (β-lg), into MFGM, thus increasing the protein content of the membrane and decreasing the lipid. SDS-PAGE showed that membrane glycoproteins, such as PAS-6 and PAS-7, had disappeared or were weakly stained in the gel due to heating of the milk. Heating also decreased free sulphydryl (SH) groups in the MFGM and increased disulphide (SS) groups, suggesting that incorporation of β-lg might be due to association with membrane proteins via disulphide bonds. In contrast, homogenization caused an adsorption of caseins to the MFGM but no binding of whey proteins to the MFGM without heating. Binding of caseins and whey proteins and loss of membrane proteins were not significantly different between milk samples that were homogenized before and after heating. Viscosity of whole milk was increased when milk was treated with both homogenization and heating.

scholarly journals Safety and Tolerance Evaluation of Milk Fat Globule Membrane-Enriched Infant Formulas: A Randomized Controlled Multicenter Non-Inferiority Trial in Healthy Term Infants

2014 ◽  
Vol 8 ◽  
pp. CMPed.S16962 ◽  
Author(s):  
Claude Billeaud ◽  
Giuseppe Puccio ◽  
Elie Saliba ◽  
Bernard Guillois ◽  
Carole Vaysse ◽  
...  
Keyword(s):  
Weight Gain ◽  
Milk Fat ◽  
Bovine Milk ◽  
Control Group ◽  
Infant Formulas ◽  
Term Infants ◽  
Milk Fat Globule Membrane ◽  
Standard Formula ◽  
Milk Fat Globule ◽  
Fat Globule

Objective This multicenter non-inferiority study evaluated the safety of infant formulas enriched with bovine milk fat globule membrane (MFGM) fractions. Methods Healthy, full-term infants ( n = 119) age ≤14 days were randomized to standard infant formula (control), standard formula enriched with a lipid-rich MFGM fraction (MFGM-L), or standard formula enriched with a protein-rich MFGM fraction (MFGM-P). Primary outcome was mean weight gain per day from enrollment to age 4 months (non-inferiority margin: –3.0 g/day). Secondary (length, head circumference, tolerability, morbidity, adverse events) and exploratory (phospholipids, metabolic markers, immune markers) outcomes were also evaluated. Results Weight gain was non-inferior in the MFGM-L and MFGM-P groups compared with the control group. Among secondary and exploratory outcomes, few between-group differences were observed. Formula tolerance rates were high (>94%) in all groups. Adverse event and morbidity rates were similar across groups except for a higher rate of eczema in the MFGM-P group (13.9% vs control [3.5%], MFGM-L [1.4%]). Conclusion Both MFGM-enriched formulas met the primary safety endpoint of non-inferiority in weight gain and were generally well tolerated, although a higher rate of eczema was observed in the MFGM-P group.

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