(n.) That method of reproduction in which the successive generations differ from each other, the parent organism producing offspring different in habit and structure from itself, the original form, however, reappearing after one or more generations; -- opposed to homogenesis, or gamogenesis.
Example Sentences:
Heterogenetic
Definition:
(a.) Relating to heterogenesis; as, heterogenetic transformations.
Example Sentences:
(1) Congenital facial diplegia is a heterogenetic entity which can affect the nervous system in many different ways.
(2) As compared with the case isolates, the above carrier isolates displayed more heterogenetic types.
(3) Family studies revealed a possible autosomal dominant inheritance pattern with heterogenetic expression of various dysgammaglobulinemic states in each patient's first degree relatives.
(4) Non-irradiated and preirradiated (400 rad) heterogenetic rats (Wistar) were used as the second and third groups.
(5) Explanted tumor pieces in the third group (pre-irradiated heterogenetic rats), however, grew enough big, though the change of tumor sizes was less than that of the first group.
(6) By heterogenetic fusion experiments, at least three, and probably four, complementation groups were defined.
(7) A third antigen, also heterogenetic, appeared to be shared by several species of Bacillus and by S. aureus, but not by streptococci or any gram-negative bacteria.
(8) On the other hand, poor growth of the second group (non-irradiated heterogenetic rats) was seen within 7 days after implantation, and rejected completely until 15 days after implantation.
(9) That is the situation that heterogenetic changes of the tumor or tumor lysis syndrome are taken place.
(10) Similar agranular character of the cerebral cortex differentiation is maintained during the whole subsequent ontogenesis in the Cetacea (heterogenetic type of the neocortex after Brodman).
(11) One of these antigens seemed to be similar to Rantz's streptococcal NSS, which is shared with Staphylococcus aureus and Bacillus spp., and is therefore heterogenetic.
(12) A fraction of recombinant colonies resulting from conjugation is heterogenetic for unselected markers.
(13) The gene (tbuD) encoding phenol hydroxylase, the enzyme that converts cresols or phenol to the corresponding catechols, has been cloned from Pseudomonas pickettii PKO1 as a 26.5-kbp BamHI-cleaved DNA fragment, designated pRO1957, which allowed the heterogenetic recipient Pseudomonas aeruginosa PAO1c to grow on phenol as the sole source of carbon.
(14) The heterogenetic Forssman antigen is a glycosphingolipid, a ceramide pentasaccharide with the structure GalNAcalpha1-->3GalNAcbeta1-->3Galalpha1-->4Galbeta1-->4Glc-->ceramide.
(15) Hemagglutination inhibition experiments with rabbit antisera to E. coli O14 suggest that the antigen common for E. coli O14 and colon is related to this heterogenetic antigen.
(16) Various models are considered which explain the formation of heterogenetic colonies (mixed clones), and experiments are described which test these models.
(17) A hypothesis based upon the possible occurrence of heterogenetic antigens common to M. arthritidis and rat tissue was brought forward to explain these findings.
(18) E. coli O14 is known to carry a heterogenetic antigen present in lower concentration (or activity) in most Enterobacteriaceae.
(19) It is concluded that the Hfr fragment can replicate and participate more than once in recombination thus yielding heterogenetic colonies.
(20) Three antigens inherent to chick embryo cells were identified in virus preparations: the species-specific antigen, heterogenetic Forssman antigen, and one similar to human group A antigen.