What's the difference between dwarf and pygmy?

Dwarf


Definition:

  • (n.) An animal or plant which is much below the ordinary size of its species or kind; especially, a diminutive human being.
  • (v. t.) To hinder from growing to the natural size; to make or keep small; to stunt.
  • (v. i.) To become small; to diminish in size.

Example Sentences:

  • (1) Demonstration of low levels of Pit-1 expression in Ames dwarf (df) mice implies that both Pit-1 and df expression may be required for pituitary differentiation.
  • (2) ELISA, cDNA dot blot hybridization and transmission by vector aphids were used to investigate the occurrence and degree of cross-protection produced in oat plants by virus isolates representing five strains or serotypes of barley yellow dwarf virus, namely PAV, MAV, SGV, RPV and RMV.
  • (3) Mortality was less in the N-XL as compared to DB, but NB hens showed 11.7% more mortality than dwarfs.
  • (4) Examination of pituitary structure indicated that dwarfs had very small pituitaries, with an immature pattern of somatotrope distribution, and giants had very large pituitaries, with some hypertrophy of somatotropes.
  • (5) The defect in thyroid function in the dwarf bird apparently was not at the level of synthesis but at the level of uptake of iodine.
  • (6) This unique physiological situation was created by crossing IGF-I Tg mice to GH-deficient, dwarf mice in whom somatotrophs were genetically ablated by the expression of a diphtheria toxin transgene in the somatotrophs.
  • (7) The above results suggest that hormone deficiency in Snell dwarf mice is a result of a defect in the hormone-producing cells in the gland.
  • (8) Mutant mice are dysmorphic, dwarfed, and have a shortened life span.
  • (9) Experiments for uptaking and distribution of the culm stabiliser "camposan" with the agens ethephon are very important to tell something about the dwarf behaviour of the treated plants of rye.
  • (10) The transplacental activity of N-ethyl-N-nitrosourea (ENU) was tested in rats, rabbits, Syrian golden hamsters, Dzungarian dwarf hamsters, guinea pigs, dogs, and rhesus monkeys.
  • (11) The primary structure of rice dwarf phytoreovirus (RDV) genome segment S3 was determined.
  • (12) West African Dwarf sheep were challenged with a low mouse brain-passaged Rift Valley fever virus (Ib-AR 55172) isolated from Nigeria.
  • (13) The osteochondrodysplasia rat, inherited by a single autosomal recessive lethal gene ocd, shows a typical dwarfing syndrome with systemic subcutaneous edema.
  • (14) A proportion of 73% CL and CLA in the overall ovarian changes after treatment with 750 IE PMSG (2 days before removal of the sponge) and 125 micrograms PGF2 alpha (at the time of the sponge removal) proved an acceptable method of treating African dwarf goats as regards the requirement of labour and material as well as the superovulation effect.
  • (15) But that would be dwarfed by the costs of actually leaving the EU.
  • (16) Raymond Hood – Terminal City (1929) 'Poem of towers' … Raymond Hood's 1929 drawings for the proposed Terminal City, in Chicago This never-built design for a massive new skyscraper quarter in Chicago is a vision of the modern city as a shadowed poem of towers; of glass and concrete dwarfing the people.
  • (17) The presence of growth lines in the distal radius was evaluated prior to treatment in 23 psychosocial dwarfs and 25 patients with idiopathic hypopituitarism.
  • (18) Hymenolepis nana (von Siebold, 1852), the dwarf tapeworm causing hymenolepiasis, has been reported to be the common intestinal cestode of rodents and man throughout the world.
  • (19) Ectopic pituitary transplants produced the expected increase in plasma prolactin levels in male and female dwarf mice as compared to sham-operated dwarf or untreated normal mice.
  • (20) A marked increase in the number of lymphoid cells in dwarf mice was observed by treatment with thyroxin, even if treatment was started either at 7 days or 3 months of age.

Pygmy


Definition:

  • (a.) Alt. of Pygmean
  • (n.) One of a fabulous race of dwarfs who waged war with the cranes, and were destroyed.
  • (n.) Hence, a short, insignificant person; a dwarf.

Example Sentences:

  • (1) We measured growth hormone-binding activity in plasma from 20 pygmies and 12 control subjects (7 white Americans and 5 non-Pygmy black Africans of normal stature).
  • (2) We believe these intramitochondrial inclusions to be lipid which accumulates divalent cations, particularly calcium, which acts as a sodium pump allowing the pygmy mouse to conserve water and adapt to its environment.
  • (3) King's heirs are not the pygmy protesters who move from one fashionable campsite and cause to another.
  • (4) Before the pygmy politicians line up to pay tribute to this giant, I want to remember how he lived so much for so many.
  • (5) In human pygmies, the absence of a growth spurt at adolescence is associated with the absence of an increase in serum levels of IGF-I (Merimee et al., 1981).
  • (6) Ruminal mucosae of 15 pygmy goats of different age (Z1 approximately 4-5 months, Z2 approximately 1 year, Z3 approximately 1.5-5 years) and sex were investigated histologically.
  • (7) The value of GPX1*2 for study of the genetic admixture between Negro and Pygmy populations is suggested.
  • (8) The former editor of the New York Times, Bill Keller, is the target of special ire for his allegedly unco-operative attitude, described as "a moral pygmy with a self-justifying streak the size of the San Andreas fault".
  • (9) The mitochondrial DNA (mtDNA) control regions for common chimpanzee, pygmy chimpanzee and gorilla were sequenced and the lengths and termini of their D-loop DNA's characterized.
  • (10) 1934 Bantus and 379 Pygmies were investigated for Loa loa and Mansonella perstans filariasis in 7 villages in the Chaillu forest of the Congo.
  • (11) An epizootic of focal epithelial hyperplasia (FEH) or Morbus Heck in a pygmy chimpanzee (Pan paniscus) colony is described.
  • (12) Blood serum of pygmy goats (both sexes, and castrated males) was analyzed to establish biochemical reference values.
  • (13) This was an uncommon finding in other non-pygmy populations.
  • (14) With the aid of x-ray ventriculography, lesions were placed in the medial preoptic-anterior hypothalamic (MP-AH) area of 5 adult male pygmy goats.
  • (15) These conclusions are thought to be consistent with biochemical studies showing pygmies to have low levels of insulin-like growth factor 1 (IGF-1).
  • (16) Because the growth deficient mutation of the mouse, pygmy (pg), has also been mapped to Chromosome 10 (Falconer and Isaacson, 1965), we were interested in localizing Igf-1 in order to investigate the possibility that pg might be allelic to Igf-1.
  • (17) In an interspecies comparison of seven primate species, the expression of the erbB proto oncogene was found to be higher in fibroblasts derived from three relatively long-lived species, the human, gorilla, and chimpanzee than in cells from the orangutan, pygmy chimpanzee, squirrel monkey, or red-bellied tamarin.
  • (18) The older pygmy chimpanzee has begun to form requests of the form agent-verb-recipient in which he is neither the agent nor the recipient.
  • (19) In addition, the IGF-I gene of 64 constitutionally short subjects, five Pygmies, and 10 constitutionally tall subjects was analyzed.
  • (20) Thus, short stature in pygmies probably results not from an absolute deficiency of GH receptors per se, as in Laron dwarfism, but from a failure of cellular GH receptors to increase in a normal manner.