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Actions of antifertility chemicals on Xenopus laevis spermatozoa in vitro. , Jones P., J Reprod Fertil. June 1, 1974; 38 (2): 347-57.
Fine structure of the male genital tract and kidney in the Anura Xenopus laevis Daudin, Rana temporaria L. and Bufo bufo L. under normal and experimental conditions. , Unsicker K., Cell Tissue Res. January 1, 1975; 158 (2): 215-40.
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Spindle formation and cleavage in Xenopus eggs injected with centriole-containing fractions from sperm. , Maller J., Exp Cell Res. May 1, 1976; 99 (2): 285-94.
Isolation, physicochemical properties, and the macromolecular composition of the vitelline and fertilization envelopes from Xenopus laevis eggs. , Wolf DP., Biochemistry. August 24, 1976; 15 (17): 3671-8.
Evidence that the fertilization envelope blocks sperm entry in eggs of Xenopus laevis: interaction of sperm with isolated envelopes. , Grey RD., Dev Biol. November 1, 1976; 54 (1): 52-60.
On the diversity of sperm histones in the vertebrates. I. Changes in basic proteins during spermiogenesis in the newt Notophthalmus viridescens. , Bols NC., Differentiation. November 2, 1976; 7 (1): 31-8.
Cinematographic Observation of "Post-Fertilization waves" (PFW) on the zygote ofXenopus laevis. , Hara K., Wilehm Roux Arch Dev Biol. June 1, 1977; 181 (2): 189-192.
Alteration of structure and penetrability of the vitelline envelope after passage of eggs from coelom to oviduct in Xenopus laevis. , Grey RD., J Exp Zool. July 1, 1977; 201 (1): 73-83.
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Induced formation of asters and cleavage furrows in oocytes of Xenopus laevis during in vitro maturation. , Heidemann SR., J Exp Zool. June 1, 1978; 204 (3): 431-44.
Changes of the external and internal pigment pattern upon fertilization in the egg of Xenopus laevis. , Palecek J., J Embryol Exp Morphol. June 1, 1978; 45 203-14.
A simple method for the preparation of sperm of external fertilizers for scanning electron microscopy. , van der Horst G., Stain Technol. July 1, 1978; 53 (4): 191-4.
Embryopathies due to spermatozoal impairment in Xenopus laevis. , Hemsworth BN., Mutat Res. July 1, 1978; 51 (1): 45-53.
Developmental capacity of aneuploid Xenopus species hybrids. , Kobel HR., Differentiation. January 1, 1979; 14 (1-2): 51-8.
Cinematographic observation of an "activation wave" (AW) on the locally inseminated egg ofXenopus laevis. , Hara K., Wilehm Roux Arch Dev Biol. March 1, 1979; 186 (1): 91-94.
In vitro synthesis of RNA by Xenopus spermatogenic cells I. Evidence for polyadenylated and non-polyadenylated RNA synthesis in different cell populations. , Kalt MR., J Exp Zool. April 1, 1979; 208 (1): 77-96.
A reinvestigation of the role of the grey crescent in axis formation in xenopus laevis. , Gerhart J., Nature. August 6, 1981; 292 (5823): 511-6.
Loss of rDNA methylation accompanies the onset of ribosomal gene activity in early development of X. laevis. , Bird A., Cell. November 1, 1981; 26 (3 Pt 1): 381-90.
A member of a new repeated sequence family which is conserved throughout eucaryotic evolution is found between the human delta and beta globin genes. , Miesfeld R., Nucleic Acids Res. November 25, 1981; 9 (22): 5931-47.
Determinants of sperm nuclear shaping in the genus Xenopus. , Risley MS., Chromosoma. January 1, 1982; 84 (4): 557-69.
DNAase I sensitivity and methylation of active versus inactive rRNA genes in xenopus species hybrids. , Macleod D., Cell. May 1, 1982; 29 (1): 211-8.
The temporal and spatial relationships between cortical contraction, sperm trail formation, and pronuclear migration in fertilizedXenopus eggs. , Stewart-Savage J., Wilehm Roux Arch Dev Biol. July 1, 1982; 191 (4): 241-245.
Characterization of spermatid/ sperm basic chromosomal proteins in the genus Xenopus (Anura, Pipidae). , Mann M., J Exp Zool. August 10, 1982; 222 (2): 173-86.
A major developmental transition in early Xenopus embryos: I. characterization and timing of cellular changes at the midblastula stage. , Newport J., Cell. October 1, 1982; 30 (3): 675-86.
Motility and fertilization capability of mouse and toad (Xenopus laevis) chlorpromazine-treated spermatozoa. , Sliwa L., Folia Biol (Krakow). January 1, 1983; 31 (4): 381-91.
Variation in the DNA methylation pattern of expressed and nonexpressed genes in chicken. , Cooper DN., DNA. January 1, 1983; 2 (2): 131-40.
Formation in vitro of sperm pronuclei and mitotic chromosomes induced by amphibian ooplasmic components. , Lohka MJ ., Science. May 13, 1983; 220 (4598): 719-21.
Studies of the voltage-dependent polyspermy block using cross-species fertilization of amphibians. , Jaffe LA., Dev Biol. August 1, 1983; 98 (2): 319-26.
Cyclic cytoplasmic activity of non-nucleate egg fragments of Xenopus controls the morphology of injected sperms. , Sakai M., J Cell Sci. September 1, 1983; 63 69-76.
Evidence for a functional role of the cytoskeleton in determination of the dorsoventral axis in Xenopus laevis eggs. , Ubbels GA., J Embryol Exp Morphol. October 1, 1983; 77 15-37.
The germinal vesicle material required for sperm pronuclear formation is located in the soluble fraction of egg cytoplasm. , Lohka MJ ., Exp Cell Res. October 15, 1983; 148 (2): 481-91.
The 22 S cylinder particles of Xenopus laevis. II. Immunological characterization and localization of their proteins in tissues and cultured cells. , Hügle B., Eur J Cell Biol. November 1, 1983; 32 (1): 157-63.
Transcription in oocytes of highly methylated rDNA from Xenopus laevis sperm. , Macleod D., Nature. November 10, 1983; 306 (5939): 200-3.
Cytoplasmic phases in the first cell cycle of the activated frog egg. , Elinson RP ., Dev Biol. December 1, 1983; 100 (2): 440-51.
Delayed fertilization of anuran amphibian (Xenopus) eggs leads to reduced numbers of primordial germ cells. , Wakahara M., Gamete Res. January 1, 1984; 9 (4): 361-73.
Influence of clinostat rotation on fertilized amphibian egg pattern specification. , Neff AW ., Physiologist. January 1, 1984; 27 (6 Suppl): S139-40.
Cytoskeleton and gravity at work in the establishment of dorso- ventral polarity in the egg of Xenopus laevis. , Ubbels GA., Adv Space Res. January 1, 1984; 4 (12): 9-18.
A monoclonal antibody against nuclear lamina proteins reveals cell type-specificity in Xenopus laevis. , Krohne G., Exp Cell Res. January 1, 1984; 150 (1): 47-59.
The methylation pattern of tRNA genes in Xenopus laevis. , Talwar S., Nucleic Acids Res. March 12, 1984; 12 (5): 2509-17.
Roles of cytosol and cytoplasmic particles in nuclear envelope assembly and sperm pronuclear formation in cell-free preparations from amphibian eggs. , Lohka MJ ., J Cell Biol. April 1, 1984; 98 (4): 1222-30.
Experimental analyses of cytoplasmic rearrangements which follow fertilization and accompany symmetrization of inverted Xenopus eggs. , Neff AW ., J Embryol Exp Morphol. April 1, 1984; 80 197-224.
Effects of Ca2+ ions on the formation of metaphase chromosomes and sperm pronuclei in cell-free preparations from unactivated Rana pipiens eggs. , Lohka MJ ., Dev Biol. June 1, 1984; 103 (2): 434-42.
Role of soluble myosin in cortical contractions of Xenopus eggs. , Christensen K., Nature. July 12, 1984; 310 (5973): 150-1.