What's the difference between thereafter and whereat?

Thereafter

Definition:

(adv.) After that; afterward.
(adv.) According to that; accordingly.
(adv.) Of that sort.

Example Sentences:

(1) Fifteen sera ICA-IgG and ICA-protein A positive with high titres remained positive thereafter.
(2) Here we show that this induction of AP-2 mRNA is at the level of transcription and is transient, reaching a peak 48-72 hr after the addition of RA and declining thereafter, even in the continuous presence of RA.
(3) Since 1979, patients started on long-term lithium treatment at the Psychiatric Hospital in Risskov have been followed systematically with recording of clinical and laboratory variables before the start of treatment, after 6 and 12 months of treatment, and thereafter at yearly intervals.
(4) The deep cerebellar nuclei were moderately labeled at birth and gradually decreased in density thereafter.
(5) The hosts had resisted through the early stages, emulating their rugged first-half displays against Manchester United and Arsenal here this season, and even mustered a flurry of half-chances just before the interval to offer a reminder they might glean greater reward thereafter.
(6) After birth, it was in the liver and spleen up to 6 weeks af age, and thereafter it was present only in the bone marrow.
(7) Thereafter, donor type cells expressed an intermediate Thy 1.2 brightness; this population then persisted and surpassed the other subsets.
(8) Precipitating antibodies were found in both lines; they first appeared 7 days after inoculation in P-line birds and 14 days after inoculation in N-line birds, but thereafter there was no difference between the two genetic lines.
(9) Thereafter, from 40-90 min, insulin secretion was similar by pancreases from both fed and fasted rats.
(10) Specimens obtained thereafter contained only redeveloping glands.
(11) All 3 mesencephalo-hypothalamic projections had largely disappeared by GD 20 and were no longer detectable as distinct fiber bundles thereafter.
(12) Thereafter, activated lymphocytes return to the intestine either directly or via the peripheral circulation.
(13) Overnight sleep monitoring was performed immediately thereafter.
(14) Eighteen patients had their therapy electively discontinued, and five relapses occurred thereafter.
(15) It provided more consistent relief of pain, beginning 2 hours after the initial dose, and it continued to do so at every interval thereafter.
(16) (iii) Thereafter the number of follicles and steroid output declined to early follicular phase levels.
(17) The desaturase message was induced by 25 days after anthesis (DAA), peaking at 45 DAA but decreasing considerably thereafter.
(18) Urinary output paradoxically increased during the first day following starvation, but fell dramatically thereafter.
(19) Subculture as a surface pellicle on Sauton's medium has a powerful effect in reducing the relative size of a minority population yielding non-spreading colonies, and thereafter maintaining 99+% of spreading forms.
(20) One CML patient with blastic crisis, who achieved complete remission but relapsed thereafter, was found to have the same immunoglobulin gene rearrangement in the blastic crisis and relapse phases, suggesting that the same clone was involved in both crisis and relapse.