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ESKESEN, K., USSING, H.H. Transport Pathways for Na+ and Br- (Cl-) in Noradrenaline-Stimulated Frog Skin (Rana temporaria) Incl. Tax., + Shipping

PIPER, G.D., deROOS, R. Evidence for a Corticoid-Pituitary Negative Feedback Mechanism in the American Bullfrog (Rana catesbeiana) Incl. Tax., + Shipping

STARK-VANCS, V., BELL, P.B., Jr., HUTCHISON, V.H. Morphological and Pharmacological Basis for Pulmonary Ventilation in Amphiuma tridactylum. An Ultrastructural Study Incl. Tax., + Shipping

BARGER, P.M., TASSAVA, R.A. Establishment of a Regeneration-Specific in vivo Bioassay for Neurotrophic Activity in Denervated Ambystoma Forelimbs Incl. Tax., + Shipping

EIJNDEN-VAN RAAIJ, A.J.M. VAN DEN et al. Activin-Like Factor from a Xenopus laevis Cell Line Responsible for Mesoderm Induction Incl. Tax., + Shipping

REED, C.A. Lung Disorder Not Necessarily Responsible for the Non-Swimming Behavior Observed in Aquatic Turtles Incl. Tax., + Shipping

BRUN, R.B. The Eyeless Mutant Mexican Salamander (Ambystoma mexicanum) - Evidence for an Imbalanced Antero-Posterior Morphogenetic System Incl. Tax., + Shipping

POOLE, T.J., STEINBERG, M.S. Evidence for the Guidance of Pronephric Duct Migration by a Craniocaudally Traveling Adhesion Gradient Incl. Tax., + Shipping

SHINAGAWA, A. Localization of the Factors Producing the Periodic Activities Responsible for Synchronous Cleavage in Xenopus Embryos Incl. Tax., + Shipping

ROSENBERG, M., WARBURG, M.R. The Evidence for Na+, K+-ATPase Activity in the Epidermis of Pelobates syriacus Tadpoles and Toads Incl. Tax., + Shipping

LÖFBERG, J. Preparation of Amphibian Embryos for Scanning Electron Microscopy of the Functional Pattern of Epidermal Cilia Incl. Tax., + Shipping

LIDICKER, W.Z., Jr. Organization and Chaos in Population Structure - Some Thoughts on Future Directions for Mammalian Population Genetics Incl. Tax., + Shipping

WINKLBAUER, R. Cell Proliferation in the Ectoderm of the Xenopus Embryo - Development of Substratum Requirements for Cytokinesis Incl. Tax., + Shipping

PICARD, J.J. Xenopus laevis Cement Gland as an Experimental Model for Embryonic Differentiation. II. The Competence of Embryonic Cells Incl. Tax., + Shipping

FLUCHER, B.E. et al. Skin Peptides in Xenopus laevis - Morphological Requirements for Precursor Processing in Developing and Regenerating Granular Skin Glands Incl. Tax., + Shipping

TACKE, L., GRUNZ, H. Close Juxtaposition between Inducing Chordamesoderm and Reacting Neuroectoderm is a Prerequisite for Neural Induction in Xenopus laevis Incl. Tax., + Shipping

BERGMANN, M., SCHINDELMEISER, J., GREVEN, H. Indications for a Phagocytic Capacity of Smooth Muscle Cells in the Testicular Wall of Salamandra salamandra (L.) Incl. Tax., + Shipping

BLUEMINK, J.G., HOPERSKAYA, A. Ultrastructural Evidence for the Absence of Premelanosomes in Eggs of the Albino Mutant (ap) of Xenopus laevis Incl. Tax., + Shipping

LESIMPLE, M. et al. Evidence for a Change in Expression of DNA Ligase Genes in the Pleurodeles waltlii Germ Line during Gonadogenesis Incl. Tax., + Shipping

MULNER, O., BELLÉ, R., OZON, R. cAMP-Dependent Protein Kinase Regulates in ovo cAMP Level of the Xenopus Oocyte - Evidence for an Intracellular Feedback Mechanism Incl. Tax., + Shipping

PICARD, J.J. Xenopus laevis Cement Gland as an Experimental Model for Embryonic Differentiation. I. In vitro Stimulation of Differentiation by Ammonium Chloride Incl. Tax., + Shipping

LEMANSKI, L.F., FULDNER, R.A., PAULSON, D.J. Immunofluorescence Studies for Myosin, Alpha-Actinin and Tropomyosin in Developing Hearts of Normal and Cardiac Lethal Mutant Mexican Axolotls, Ambystoma mexicanum Incl. Tax., + Shipping

ROSENBLUTH, J. Substructure of Amphibian Motor End Plate. Evidence for a Granular Component Projecting from the Outer Surface of the Receptive Membrane Incl. Tax., + Shipping

DENVER, R.J., LICHT, P. Neuropeptide Stimulation of Thyrotropin Secretion in the Larval Bullfrog - Evidence for a Common Neuroregulator of Thyroid and Interrenal Activity in Metamorphosis Incl. Tax., + Shipping