Mast Cells/physiology; Proteins/physiology; Receptors, IgE/physiology; Signal Transduction/physiology; Actins/analysis; Actins/metabolism; Animals; Blotting, Western; Bone Marrow Cells/drug effects; Bone Marrow Cells/metabolism; Calcium/metabolism; Cell Degranulation/physiology; Cell Differentiation/drug effects; Cell Differentiation/genetics; Cell Surface Extensions/drug effects; Dinitrophenols/immunology; Dinitrophenols/pharmacology; Female; Flow Cytometry; Histamine/blood; Immunization, Passive; Immunoglobulin E/analysis; Immunoglobulin E/immunology; Immunoglobulin E/pharmacology; Interleukin-3/pharmacology; Interleukin-6/genetics; Interleukin-6/metabolism; JNK Mitogen-Activated Protein Kinases; Male; Mast Cells/chemistry; Mice; Mice, Knockout; Microscopy, Fluorescence; Mitogen-Activated Protein Kinases/metabolism; Nerve Tissue Proteins/analysis; Phospholipase C gamma; Phosphorylation; Protein Serine-Threonine Kinases/metabolism; Protein-Tyrosine Kinases/metabolism; Proteins/analysis; Proteins/genetics; Proto-Oncogene Proteins/metabolism; Proto-Oncogene Proteins c-akt; Receptor Aggregation/immunology; Receptors, IgE/metabolism; Serum Albumin/pharmacology; Tumor Necrosis Factor-alpha/metabolism; Type C Phospholipases/metabolism; Wiskott-Aldrich Syndrome Protein; Wiskott-Aldrich Syndrome Protein, Neuronal; beta-N-Acetylhexosaminidases/metabolism