BACKGROUND Autophagy is an intracellular catabolic process of degrading and recycling
proteins and organelles to modulate various physiological and pathological events …

Ceulemans, Hugo, and Mathieu Bollen. Functional Diversity of Protein Phosphatase-1, a
Cellular Economizer and Reset Button. Physiol Rev 84: 1–39, 2004; 10.1152/physrev …

Cilia and flagella are widespread cell organelles that have been highly conserved
throughout evolution and play important roles in motility, sensory perception, and the life …

The world's population is increasing at an alarming rate and is projected to reach nine billion
by 2050. Despite this, 15% of couples world-wide remain childless because of infertility. Few …

Protein serine/threonine phosphatases (PPPs) are ancient enzymes, with distinct types
conserved across eukaryotic evolution. PPPs are segregated into types primarily on the …

This chapter examines the novel structural features of the spermatozoon, their composition
and assembly, and the mechanisms regulating their function. The spermatozoon is a highly …

In all mammalian species studied so far, sperm capacitation correlates with an increase in
protein tyrosine (Tyr) phosphorylation mediated by a bicarbonate-dependent cAMP/protein …

Male infertility is a long-standing enigma of significant medical concern. The integrity of
sperm chromatin is a clinical indicator of male fertility and in vitro fertilization potential …

BACKGROUND The high rates of unintended pregnancy and the ever-growing world
population impose health, economic, social, and environmental threats to countries …

Here we describe and characterize a small serine/threonine kinase (SSTK) which consists
solely of the N-and C-lobes of a protein kinase catalytic domain. SSTK protein is highly …