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A putative ''pre-nervous'' endocannabinoid system in early echinoderm development. , Buznikov GA, Nikitina LA, Bezuglov VV, Francisco ME, Boysen G, Obispo-Peak IN, Peterson RE, Weiss ER, Schuel H , Temple BR, Morrow AL, Lauder JM., Dev Neurosci. March 1, 2010; 32 (1): 1-18.
A tale of two cells: endocannabinoid-signaling regulates functions of neurons and sperm. , Schuel H , Burkman LJ., Biol Reprod. December 1, 2005; 73 (6): 1078-86.
N-Acylethanolamines in human reproductive fluids. , Schuel H , Burkman LJ, Lippes J, Crickard K, Forester E, Piomelli D, Giuffrida A., Chem Phys Lipids. December 31, 2002; 121 (1-2): 211-27.
Anandamide (arachidonylethanolamide), a brain cannabinoid receptor agonist, reduces sperm fertilizing capacity in sea urchins by inhibiting the acrosome reaction. , Schuel H , Goldstein E, Mechoulam R, Zimmerman AM, Zimmerman S., Proc Natl Acad Sci U S A. August 2, 1994; 91 (16): 7678-82.
Evidence for a cannabinoid receptor in sea urchin sperm and its role in blockade of the acrosome reaction. , Chang MC, Berkery D, Schuel R, Laychock SG, Zimmerman AM, Zimmerman S, Schuel H ., Mol Reprod Dev. December 1, 1993; 36 (4): 507-16.
Cannabinoids inhibit fertilization in sea urchins by reducing the fertilizing capacity of sperm. , Schuel H , Chang MC, Berkery D, Schuel R, Zimmerman AM, Zimmerman S., Pharmacol Biochem Behav. November 1, 1991; 40 (3): 609-15.
Reduction of the fertilizing capacity of sea urchin sperm by cannabinoids derived from marihuana. III. Activation of phospholipase A2 in sperm homogenate by delta 9-tetrahydrocannabinol. , Chang MC, Berkery D, Laychock SG, Schuel H ., Biochem Pharmacol. July 25, 1991; 42 (4): 899-904.
Reduction of the fertilizing capacity of sea urchin sperm by cannabinoids derived from marihuana. I. Inhibition of the acrosome reaction induced by egg jelly. , Schuel H , Berkery D, Schuel R, Chang MC, Zimmerman AM, Zimmerman S., Mol Reprod Dev. May 1, 1991; 29 (1): 51-9.
Reduction of the fertilizing capacity of sea urchin sperm by cannabinoids derived from marihuana. II. Ultrastructural changes associated with inhibition of the acrosome reaction. , Chang MC, Schuel H ., Mol Reprod Dev. May 1, 1991; 29 (1): 60-71.
Evidence that hatching enzyme of the sea urchin Strongylocentrotus purpuratus is a chymotrypsin-like protease. , Post LL, Schuel R, Schuel H ., Biochem Cell Biol. November 1, 1988; 66 (11): 1200-9.
Immunocytochemical localization of the 35-kDa sea urchin egg trypsin-like protease and its effects upon the egg surface. , Alliegro MC, Schuel H ., Dev Biol. January 1, 1988; 125 (1): 168-80.
Benzohydroxamic acid induces polyspermic fertilization in the sea urchin Arbacia punctulata. , Schuel H , Schuel R., Cell Biol Int Rep. March 1, 1987; 11 (3): 189-96.
Cannabinoids reduce fertility of sea urchin sperm. , Schuel H , Schuel R, Zimmerman AM, Zimmerman S., Biochem Cell Biol. February 1, 1987; 65 (2): 130-6.
Sea urchin sperm peroxidase is competitively inhibited by benzohydroxamic acid and phenylhydrazine. , Schuel H , Schuel R., Biochem Cell Biol. December 1, 1986; 64 (12): 1333-8.
Characterization of soybean trypsin inhibitor sensitive protease from unfertilized sea urchin eggs. , Alliegro MC, Schuel H ., Biochemistry. July 16, 1985; 24 (15): 3926-31.
THE PREVENTION OF POLYSPERMIC FERTILIZATION IN SEA URCHINS. , Schuel H ., Biol Bull. October 1, 1984; 167 (2): 271-309.
A rapid sodium-dependent block to polyspermy in sea urchin eggs. , Schuel H , Schuel R., Dev Biol. October 30, 1981; 87 (2): 249-58.
A hydrogen peroxide block to polyspermy in the sea urchin Arbacia punctulata. , Coburn M, Schuel H , Troll W., Dev Biol. May 1, 1981; 84 (1): 235-8.
Ultrastructural localization of calcium in unfertilized sea-urchin eggs. , Cardasis CA, Schuel H , Herman L., J Cell Sci. June 1, 1978; 31 101-15.
Physiological responses of sea urchin eggs to stimulation by calcium ionophore A23187 analysed with protease inhibitors. , Schuel H , Troll W, Lorand L., Exp Cell Res. December 1, 1976; 103 (2): 442-7.
Polyspermic fertilization of sea urchin eggs treated with protease inhibitors: localization of sperm receptor sites at the egg surface. , Schuel H , Longo FJ, Wilson WL, Troll W., Dev Biol. March 1, 1976; 49 (1): 178-84.
Heterogeneous distribution of "lysosomal" hydrolases in yolk platelets isolated from unfertilized sea urchin eggs by zonal centrifugation. , Schuel H , Wilson WL, Wilson JR, Bressler RS., Dev Biol. October 1, 1975; 46 (2): 404-12.
Mechanism of soybean trypsin inhibitor induced polyspermy as determined by an analysis of refertilized sea urchin (Arbacia punctulata) eggs. , Longo FJ, Schuel H , Wilson W., Dev Biol. November 1, 1974; 41 (1): 193-201.
Sulfated acid mucopolysaccharides in the cortical granules of eggs. Effects of quaternary ammonium salts on fertilization. , Schuel H , Kelly JW, Berger ER, Wilson WL., Exp Cell Res. September 1, 1974; 88 (1): 24-30.
A trypsin-like proteinase localized in cortical granules isolated from unfertilized sea urchin eggs by zonal centrifugation. Role of the enzyme in fertilization. , Schuel H , Wilson WL, Chen K, Lorand L., Dev Biol. October 1, 1973; 34 (2): 175-86.
An ultrastructural examination of polyspermy induced by soybean trypsin inhibitor in the sea urchin Arbacia punctulata. , Longo FJ, Schuel H ., Dev Biol. October 1, 1973; 34 (2): 187-99.
Purification of cortical granules from unfertilized sea urchin egg homogenates by zonal centrifugation. , Schuel H , Wilson WL, Bressler RS, Kelly JW, Wilson JR., Dev Biol. November 1, 1972; 29 (3): 307-20.
Separation of intact cortical granules from homogenate of unfertilized sea urchin eggs by zonal centrifugation. , Schuel H , Wilson WL, Wilson JR, Schuel R., J Histochem Cytochem. November 1, 1969; 17 (11): 703-13.
INHIBITION OF THE FERTILIZING CAPACITY OF SEA URCHIN SPERM BY PAPAIN-DIGESTED, NONAGGLUTINATING ANTIBODY. , METZ CB, SCHUEL H , BISCHOFF ER., J Exp Zool. March 1, 1964; 155 261-72.