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Dr. Denis Burkitt: A Wide Angle View of the Proverbial Elephant

MindNell by MindNell
2 June 2025
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Dr. Denis Burkitt: A Wide Angle View of the Proverbial Elephant
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I don’t learn about you, however I’m nonetheless feeling slightly unhappy in regards to the premature passing of Dr. McDougall. I assume I had been relying on him being round for one more couple of many years. Earlier than his passing, I’d seen solely a pair interviews and had by no means learn his books. So it felt acceptable and consoling to pay money for a replica of The Starch Solution (revealed in 2012) to study extra about his journey to entire meals, plant-based (WFPB) dwelling and perceive his explicit views on well being and illness. I tremendously liked the e-book and located it exhausting to place down. As its title suggests, nevertheless, this text is just not about Dr. McDougall; slightly, it’s in regards to the individual he credit in The Starch Resolution with introducing him to the significance of fiber—Dr. Denis Burkitt.

On studying of Burkitt’s affect on McDougall, I used to be shocked his title wasn’t acquainted to me and couldn’t resist the temptation to go down the vitamin historical past rabbit function to study extra. Cross-referencing The Future of Nutrition, I noticed Dr. Campbell had included Burkitt in his overview of the pioneering docs who hypothesized a connection between most cancers (in Burkitt’s case, colon most cancers) and vitamin. Digging round on-line, I found a 2018 tutorial assessment of his work, “Denis Burkitt and the origins of the dietary fibre speculation.”[1] This paper gives an in-depth evaluation of Burkitt’s function within the radical (on the time) dietary fiber speculation and the roles of a number of different characters essential to that story. Following is a abstract of what I discovered and my ideas on Burkitt associated to wholism and that proverbial elephant.

Supply: SantMat, “Elephant and the Blind Males” (2018)[2]

If you’re unfamiliar, Dr. Campbell’s adaptation of the Blind Males and the Elephant parable to our illness care system is a metaphor he makes use of within the e-book Whole. Within the story, six blind males really feel their means round totally different elements of a single elephant: leg, tusk, trunk, tail, ear, and stomach. Making an attempt to explain what an elephant is, they every have a special thought. One believes it is sort of a tree trunk; one other, a snake; and so on. It is a reductionist view of an elephant. Whereas every is partly right, none of them know what the entire elephant is or can do. Equally, a reductionist view of illness leads us to deal with an array of various signs with totally different medicines and surgical procedures slightly than addressing the only root explanation for the signs.

So, Who Was Denis Burkitt?

Dr. Denis Burkitt (1911–1993) grew up in Northern Eire, studied medication at Trinity Faculty, Dublin, and took his medical board exams in Edinburgh, Scotland. Devoutly spiritual, he felt known as to enter the British colonial medical service in an effort to do “God’s work,” which for him meant bringing Western medication to Africa. He moved his younger household to Kampala, Uganda, the place he labored as a surgeon for 20 years following the Second World Battle. Viewing him from a recent perspective on colonialism, we would reflexively disapprove of his affiliation with the British Empire. Nonetheless, his expertise as a surgeon in Africa was important to his contributions to medical science and his turning into an early advocate for preventive medication.

Denis Burkitt in Africa, circa 1970.

Denis Burkitt in Africa, circa 1970. Wellcome Photographs L0040757. Accessed from John H. Cummings and Amanda Engineer[1]CC BY

Burkitt’s first declare to medical analysis stardom is for having decided the reason for a lethal lymphoma, primarily of the jaw, that occurred in younger kids in Uganda. Rigorously finding out the tumor’s geographic distribution, he decided that the tumor was because of a virus that flourished solely below sure situations of altitude, temperature, and rainfall. He additionally confirmed that the lymphoma could possibly be handled with comparatively low doses of present chemotherapeutic brokers, thus therapeutic many sick kids. The lymphoma was named after him and continues to be often called Burkitt Lymphoma. Due to this main contribution to medical science, he was capable of acquire analysis funding when he returned to the UK in 1966 and determined to show his consideration to understanding the causes of colon most cancers.

The Origins of the Dietary Fiber Speculation

Again then, fiber wasn’t even listed in meals tables. It was usually thought of inert roughage of no nice significance. Because the 2018 assessment notes, “The phrase ‘fibre’ didn’t seem within the index of the primary textbooks of vitamin and gastroenterology nor was there an inventory for it within the Cumulated Index Medicus, the bible for researchers earlier than the digital age. There was no e-book on the topic or articles in any of the main medical journals.” Nevertheless, views of fiber had been altering, and since Burkitt had relationships in Africa and traveled extensively to lecture about his eponymous lymphoma, he may meet different docs and researchers whose work was related to attending to the basis explanation for bowel most cancers. In consequence, he functioned as a type of mental hub, bringing collectively many disparate sources of knowledge to tell his hypotheses and experiments.

Because the 2018 assessment notes, Burkitt and most people who influenced his considering “at no time would have known as themselves scientists, had labored principally in Africa, largely eschewed know-how and recommended easy observations and experiments.” And but, due to their colonial expertise, these docs had one thing that their Western-based contemporaries lacked: a wide-angle view of the geographic distribution of illness. They needed to be generalists overseeing massive territories slightly than specialists in a single explicit discipline of drugs. Collectively, they’d a view throughout Africa, India, and Western nations. Importantly, they realized that if a bunch of illnesses happen collectively in the identical inhabitants or particular person, the illnesses probably share a standard trigger (an idea first articulated by Surgeon Captain Peter Cleave). This idea appears to be regaining consideration as we speak (e.g., the usage of the time period metabolic syndrome to explain a cluster of situations that happen collectively, rising the danger of coronary heart illness, stroke, and sort 2 diabetes.)

I’ll spotlight three of Burkitt’s sources and collaborators amongst a number of essential figures coated intimately within the 2018 paper.

  1. In 1968, Burkitt was uncovered to the work of Neil Painter, a surgeon and trainee gastroenterologist at Oxford who had made a connection between the standard cumbersome diets of African populations, their large colons, and the just about full absence of diverticular illness of the colon amongst Africans. Painter had proposed that diverticula shaped due to localized excessive pressures growing in segments of the colon because of an absence of bulk to keep up a fair stress all through the colon. He had examined this speculation by operating a easy medical trial to see if a high-fiber food plan improved the situation of diverticular illness sufferers (it did).
  2. Having incessantly traveled to South Africa, Burkitt was additionally acquainted with the work of Alec Walker, a vitamin researcher in Johannesburg. Walker had studied the prevalence of atherosclerosis and coronary coronary heart illness in South African populations and revealed a collection of papers beginning in 1948. Intrigued by the concept that food plan impacts the quantity of contact time between feces and bowel mucosa, Walker used carmine, a non-absorbable crimson dye, to indicate that transit time was a lot shorter in black South Africans than of their white counterparts. He related this statement to the truth that bowel most cancers was hardly ever seen within the black inhabitants.
  3. Burkitt developed a relationship with the Microbiology Unit at St. Mary’s Hospital, London. Because the 2018 paper notes, “This group was within the vanguard of analysis into intestine microflora and had revealed ground-breaking work on micro organism, bile acids and enormous bowel most cancers.”

By 1971, Burkitt was able to carry all of the puzzle items collectively. He marshaled the present epidemiological proof together with knowledge he had collected from over 1,400 rural hospitals in Africa and India, with whom he had established what as we speak we’d discuss with as data-sharing agreements. (For a payment, these hospitals offered him with illness incidence knowledge each month.) He formulated a speculation to clarify the epidemiological proof, specifically that dietary fiber deficiency triggered elevated transit time, uneven intraluminal pressures, and unfavorable adjustments within the microflora, which he proposed led to the degradation of bile acids into carcinogenic byproducts. He then examined his concepts experimentally and revealed a landmark paper that shortly turned a quotation basic.[3]

In line with the authors of the 2018 assessment, “Whereas [Burkitt’s 1971] paper incorporates no statistics or P values, it’s excellent for a lot of causes, not least of which is that Burkitt derives from the epidemiology concepts which he then assessments experimentally, suggests a mechanism after which comes up with an answer for prevention.”[1] It’s a extremely readable paper with some very compelling charts, reproduced beneath.

(A) Epidemiological proof (Observe the large distinction between the incidence of colon most cancers in Western populations, together with Blacks within the US (“U.S.A Negro”), South African whites, and black populations in Johannesburg, Nigeria, Mozambique, and Uganda.)

Age-standardized incidence charges for most cancers of the colon and rectum in males 35–64 years of age[3] Modified from Doll, “The geographic distribution of most cancers” (1969): Denis P. Burkitt, Epidemiology of most cancers of the colon and rectum (1971)

(B) Burkitt Experiment 1—Impact of Weight loss program on Intestinal Transit Time (Observe that the scholars within the African boarding college had a food plan that Burkitt described as semi-European.)

Supply: Denis P. Burkitt, Epidemiology of most cancers of the colon and rectum (1971)[3]

(C) Burkitt Experiment 2—Impact of Weight loss program on Stool Weight (As above, the scholars within the African boarding college had a food plan that Burkitt described as semi-European.)

Supply: Denis P. Burkitt, Epidemiology of most cancers of the colon and rectum (1971)[3]

(D) Schematic hypothesizing the connection between food plan and bowel most cancers

Diagrammatic illustration of attainable relationship between food plan and most cancers of the bowelSupply: Denis P. Burkitt, Epidemiology of most cancers of the colon and rectum (1971)[3]

“Fibre Man,” the Inconvenient Fact-Teller

In live performance with the identical group of docs and researchers, Burkitt prolonged his fiber principle based mostly on the geographic distribution of a variety of “non-infective illnesses,” together with coronary coronary heart illness, weight problems, and diabetes. Over time, he got here to consider {that a} low-fiber food plan elevated the danger of those illnesses along with colon most cancers. Because the 2018 assessment asserts, within the Seventies, “Merely grouping these illnesses collectively as having a standard trigger was groundbreaking.” His 1982 paper, revealed within the South African Medical Journal, defined that many Western illnesses, together with “coronary coronary heart illness, diabetes kind II, gallstones, diverticular illness of the colon, appendicitis, hiatus hernia, colorectal most cancers, varicose veins, hemorrhoids, venous thrombosis, weight problems and hypertension,” scarcely existed in growing nations, and he attributed these variations to profound variations in food plan.[4] On this regard, and the way he mixed epidemiological proof with experimental research, his work foreshadowed Dr. Campbell’s extra complete and rigorously designed investigations into the connection between food plan, well being, and illness.

“The Fibre Man by Brian Kellock”: Reproduced by John H. Cummings and Amanda Engineer[1] CC BY

A missionary at coronary heart, Burkitt toured the world giving talks in regards to the significance of fiber within the food plan and how you can stop these “non-infective” illnesses. (This time period advanced into “illnesses of civilization,” then “Western illnesses,” and now “non-communicable illnesses.”) He wrote a e-book known as Don’t Forget Fibre in Your Diet, revealed in 1979, which turned a global greatest vendor, and he turned often called “The Fibre Man.” Studying about this section in his life, I used to be reminded of Al Gore touring the world along with his laptop computer to warn about local weather change, as documented in An Inconvenient Fact. It was at one such presentation {that a} younger Dr. McDougall encountered Burkitt.

dr mcdougall

Affect on Dr. McDougall

McDougall’s encounter with Burkitt’s considering on food plan got here in 1971.[5] Burkitt was visiting Michigan to fulfill with Kellogg’s to attempt to get them to extend the fiber content material of their cereals. Whereas in Grand Rapids, he took the chance to offer a lunchtime presentation at a hospital in Grand Rapids. McDougall, then a medical scholar at Michigan State College, was within the viewers. What Burkitt shared in that lunchtime discuss began McDougall down a brand new path. In January 2013, McDougall wrote about this encounter:

“Previous to listening to Dr. Burkitt’s revolutionary concepts, I believed that the widespread persistent illnesses I used to be studying about had been all unsolvable mysteries, maybe because of viral infections or genetic mishaps. After his presentation, I noticed, for the primary time, that being a physician may imply greater than treating the indicators and signs of my struggling sufferers with capsules and surgical procedures. Frequent illnesses could possibly be prevented, presumably cured, by consuming easy, cheap meals. Nevertheless, I didn’t absolutely perceive the sensible implications of his classes till I had made related firsthand observations as a sugar plantation doctor on the Massive Island of Hawaii between 1973 and 1976.”

Cash Quotes from Dr. Burkitt

Burkitt may be very quotable. Listed here are some selection quotes included in Dr. McDougall’s 2013 publication about Burkitt:[5]

  • The well being of a rustic’s individuals could possibly be decided by the scale of their stools and whether or not they floated or sank, not by their know-how.
  • Ailments can hardly ever be eradicated via early analysis or good remedy, however prevention can remove illness.
  • If individuals are continuously falling off a cliff, you could possibly place ambulances below the cliff or construct a fence on the highest of the cliff. We’re inserting all too many ambulances below the cliff.
  • The frying pan it is best to give to your enemy. Meals shouldn’t be ready in fats. Our our bodies are tailored to a stoneage food plan of roots and greens.
  • The one means we’re going to scale back illness is to go backward to the diets and existence of our ancestors.
  • Western docs are like poor plumbers. They deal with a splashing tub by cleansing up the water. These plumbers are extraordinarily apt at drying up the water, continuously inventing new, costly, and refined strategies of drying up water. Any person ought to train them how you can shut the faucet.
  • America is a constipated nation . . . When you go small stools, it’s a must to have massive hospitals.
  • Western diets are so low on bulk and so dense in energy, that our intestines simply don’t go sufficient quantity to stay wholesome.

Conclusion

Burkitt is a crucial determine within the historical past of vitamin. He went to Africa on a religiously impressed mission to carry Western medication to elements of the world that had little or no of it within the Forties. He labored what will need to have appeared like miracles with kids stricken by the mysterious lymphoma that might be known as Burkitt lymphoma. He mended many damaged limbs and sewed up many wounds. What he couldn’t have anticipated was how a lot the native individuals would train him in regards to the limitations of Western medication and the significance of food plan. He witnessed how no use they’d for Western capsules. Their well being into outdated age demonstrated that the illnesses of outdated age he was so acquainted with, having skilled within the UK, weren’t inevitable and had a lot to do with failing to eat a largely plant-based food plan wealthy in fiber.

Because the 2018 assessment authors posit, the method he used, “through which he created a speculation for the reason for a illness based mostly on epidemiological observations, his testing of the speculation by experimentation (i.e., transit research) resulting in the proposal of a coverage for prevention based mostly on the totality of proof he gathers, is a mannequin for public well being coverage as we speak.”[1]

Sadly, with a number of honorable exceptions, our society has memory-holed Burkitt’s work and his wholistic view of Western illnesses. I discover it beautiful that each one this proof and principle has been accessible for over 50 years and was well-known on the time due to Burkitt’s evangelism (my 80-year-old mum, a former residence economics instructor with a ardour for cooking and vitamin, remembers his work). A clue to the memory-holing could also be discovered within the 2018 assessment. The concluding paragraph begins, “It’s straightforward to denigrate the fiber speculation that postulates a easy trigger and treatment for such a wide-ranging and distinguished group of illnesses now afflicting or rising in most nations of the world.”

No matter whether or not each element of his principle is right, the large distinction in well being outcomes between populations consuming the Western food plan of the 60s and 70s in comparison with the standard African food plan ought to have clued Western governments in on the significance of the course correction that Burkitt beneficial. Vital adjustments had been wanted again then, however the hole has widened much more within the intervening years. The adjustments wanted now are dramatically greater than they had been in Burkitt’s day. As a substitute of addressing the dietary considerations raised by pioneers like Burkitt, Western governments allowed firms unbridled entry to our appetites and, via unregulated promoting, enabled them to form fashionable beliefs about what constitutes good meals. The Fibre Man, who died in 1993, certainly would have been horrified.

References

  1. Cummings JH, Engineer A. Denis Burkitt and the origins of the dietary fibre speculation. Nutr Res Rev. 2018;31(1):1-15. doi:10.1017/S0954422417000117
  2. SantMat. Elephant and the blind males. Medium.com. February 25, 2018. Accessed on-line September 10, 2024.
  3. Burkitt DP. Epidemiology of most cancers of the colon and rectum. Most cancers. 1971;28(1):3-13. doi:10.1002/1097-0142(197107)28:13.0.co;2-n
  4. Burkitt DP. Western illnesses and their emergence associated to food plan. S Afr Med J. 1982;61(26):1013-1015.
  5. McDougall J. Denis Burkitt, MD opened McDougall’s eyes to food plan and illness. The McDougall Publication: Quantity 12, Difficulty 01. January 2013. Accessed on-line September 9, 2024.

Copyright 2025 Heart for Vitamin Research. All rights reserved.



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