Natural killer cell function is not diminished in the healthy aged and is proportional to the number of NK cells in the peripheral blood.

Por Ligthart, G J, Schuit, H R, Hijmans, W
Publicado em 1989

Subpopulations of mononuclear cells in ageing: expansion of the null cell compartment and decrease in the number of T and B cells in human blood.

Por Ligthart, G J, Schuit, H R, Hijmans, W
Publicado em 1985

The expanded null cell compartment in ageing: increase in the number of natural killer cells and changes in T-cell and NK-cell subsets in human blood.

Por Ligthart, G J, van Vlokhoven, P C, Schuit, H R, Hijmans, W
Publicado em 1986

A community based study of the incidence of dementia in subjects aged 85 years and over.

Por Gussekloo, J, Heeren, T J, Izaks, G J, Ligthart, G J, Rooijmans, H G
Publicado em 1995

Musculoskeletal disorders and disability in persons aged 85 and over: a community survey.

Por van Schaardenburg, D, Van den Brande, K J, Ligthart, G J, Breedveld, F C, Hazes, J M
Publicado em 1994

Functional disability and antibody response to influenza vaccine in elderly patients in a Dutch nursing home.

Por Remarque, E. J., Cools, H. J., Boere, T. J., van der Klis, R. J., Masurel, N., Ligthart, G. J.
Publicado em 1996

Age-related increase in the fraction of CD27-CD4+ T cells and IL-4 production as a feature of CD4+ T cell differentiation in vivo.

Por Nijhuis, E W, Remarque, E J, Hinloopen, B, Van der Pouw-Kraan, T, Van Lier, R A, Ligthart, G J, Nagelkerken, L
Publicado em 1994