Results 11 to 20 of about 12,104 (209)

A worldwide correlation of lactase persistence phenotype and genotypes [PDF]

BMC Evolutionary Biology, 2010
Background The ability of adult humans to digest the milk sugar lactose - lactase persistence - is a dominant Mendelian trait that has been a subject of extensive genetic, medical and evolutionary research.
Ingram Catherine JE, Jones Bryony L, Itan Yuval, Swallow Dallas M, Thomas Mark G   +4 more
doaj   +2 more sources

Lactase deficiency: latest diagnostic methods and treatment

Медицинский совет, 2013
The article tells about latest data on etiology, pathegenesis, diagnosis and treatment of lactase deficiency in children. Feces analysis for carbohydrates for diagnosis of lactase deficiency is not recommended.
M. L. Babayan
doaj   +2 more sources

The evolution of lactase persistence

Antropologia Portuguesa, 2012
Lactase persistence has long been recognized as a striking example of human dietary adaptation to changes in food production habits. The observation that the prevalence of lactase persistence is positively correlated with the cultural history of dairying
Jorge Rocha
doaj   +3 more sources

Impact of selection and demography on the diffusion of lactase persistence. [PDF]

PLoS ONE, 2009
BACKGROUND:The lactase enzyme allows lactose digestion in fresh milk. Its activity strongly decreases after the weaning phase in most humans, but persists at a high frequency in Europe and some nomadic populations.
Pascale Gerbault, Céline Moret, Mathias Currat, Alicia Sanchez-Mazas   +3 more
doaj   +3 more sources

LACTASE DEFICIENCY IN CHILDREN

Педиатрическая фармакология, 2011
The topic of the article is the lactase deficiency in children. The most frequent clinical manifestations — diarrhea and flatulence —are not specific to this pathology. Symptoms, typical for the majority of the diseases nosologies of the digestive system,
V.A. Shcherbak, N.M. Shcherbak
doaj   +4 more sources

Lactase deficiency in children and the choice of therapeutic nutrition

Лечащий Врач
Background. Lactose is the main carbohydrate in breast milk, dairy products and is important for human physiology. Lactase deficiency is a term that is used to describe pathological conditions caused by a decrease in lactase levels (hypolactasia) or a ...
A. F. Kiosov, A. Yu. Pischalnikov
doaj   +2 more sources

Lactase persistence genotypes and malaria susceptibility in Fulani of Mali

Malaria Journal, 2011
Background Fulani are a widely spread African ethnic group characterized by lower susceptibility to Plasmodium falciparum, clinical malaria morbidity and higher rate of lactase persistence compared to sympatric tribes.
Dolo Amagana, Troye-Blomberg Marita, Maiga Bakary, Israelsson Elisabeth, Järvelä Irma, Lokki A, Doumbo Ogobara K, Meri Seppo, Holmberg Ville   +8 more
doaj   +2 more sources

Lactase Deficiency and Lactose Intolerance: Current Understanding and Future Directions

Journal of Education, Health and Sport
Introduction and purpose: Lactose, the primary carbohydrate in milk, requires the enzyme lactase for digestion. Deficiency in lactase activity leads to lactose intolerance, causing gastrointestinal symptoms.
Krystian RACHWAŁ, Karol Wielgus, Piotr Bator, Wiktor Razik, Grzegorz Łyko, Maria Antos, Julia Furgalska, Maria Pawłowska, Angelika Wawryszuk   +8 more
doaj   +3 more sources

Lactase insufficiency: a modern concept of nutrition

Лечащий Врач, 2023
Lactase insufficiency is widespread throughout the world. The development of clinical symptoms in lactase deficiency is due to the metabolism of lactose, which is not broken down in the small intestine and processed mainly by colon microorganisms with ...
S. V. Belmer
doaj   +2 more sources

Production of Lactase by Trichoderma sp.

Food Technology and Biotechnology, 2004
In order to find an alternative fungal source, 13 different fungi (Aspergillus, Trichoderma, Penicillium, Rhizopus and Fusarium sp.) were cultured in lactase production medium at 30 °C and 150 rpm for 6 days.
Nilufer Aksoz, Isil Seyis
doaj   +3 more sources